./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:08:59,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:08:59,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 03:08:59,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:08:59,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:08:59,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:08:59,592 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:08:59,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:08:59,593 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:08:59,594 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:08:59,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:08:59,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:08:59,596 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:08:59,597 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 03:08:59,597 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 03:08:59,598 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 03:08:59,598 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 03:08:59,599 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 03:08:59,600 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 03:08:59,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:08:59,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 03:08:59,602 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:08:59,602 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:08:59,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:08:59,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:08:59,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 03:08:59,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 03:08:59,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 03:08:59,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 03:08:59,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:08:59,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:08:59,607 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 03:08:59,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:08:59,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:08:59,608 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:08:59,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:08:59,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:08:59,609 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 03:08:59,609 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2023-11-29 03:08:59,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:08:59,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:08:59,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:08:59,900 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:08:59,900 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:08:59,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-29 03:09:02,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:09:03,255 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:09:03,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2023-11-29 03:09:03,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/data/f2b4fdded/044ed4e4dd164fef8b6f36bb7a09f931/FLAG3053cfbfc [2023-11-29 03:09:03,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/data/f2b4fdded/044ed4e4dd164fef8b6f36bb7a09f931 [2023-11-29 03:09:03,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:09:03,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:09:03,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:09:03,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:09:03,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:09:03,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:03" (1/1) ... [2023-11-29 03:09:03,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245073e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:03, skipping insertion in model container [2023-11-29 03:09:03,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:03" (1/1) ... [2023-11-29 03:09:03,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:09:04,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:09:04,126 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:09:04,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:09:04,299 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:09:04,308 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:09:04,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04 WrapperNode [2023-11-29 03:09:04,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:09:04,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:09:04,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:09:04,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:09:04,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,443 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 1512 [2023-11-29 03:09:04,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:09:04,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:09:04,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:09:04,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:09:04,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,494 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,588 INFO L175 MemorySlicer]: Split 270 memory accesses to 5 slices as follows [2, 34, 8, 5, 221]. 82 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 59 writes are split as follows [0, 4, 4, 1, 50]. [2023-11-29 03:09:04,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:09:04,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:09:04,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:09:04,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:09:04,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (1/1) ... [2023-11-29 03:09:04,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:09:04,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:04,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:09:04,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 03:09:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 03:09:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 03:09:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 03:09:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 03:09:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 03:09:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 03:09:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 03:09:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 03:09:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 03:09:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 03:09:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 03:09:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 03:09:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:09:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 03:09:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:09:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:09:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:09:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:09:05,042 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:09:05,045 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:09:05,050 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-29 03:09:05,107 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-29 03:09:05,125 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-29 03:09:05,143 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-29 03:09:05,161 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-29 03:09:06,857 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:09:06,879 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:09:06,879 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-29 03:09:06,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:09:06 BoogieIcfgContainer [2023-11-29 03:09:06,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:09:06,882 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 03:09:06,883 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 03:09:06,887 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 03:09:06,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:09:06,888 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 03:09:03" (1/3) ... [2023-11-29 03:09:06,889 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6761dee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:09:06, skipping insertion in model container [2023-11-29 03:09:06,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:09:06,889 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:04" (2/3) ... [2023-11-29 03:09:06,889 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6761dee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:09:06, skipping insertion in model container [2023-11-29 03:09:06,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:09:06,890 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:09:06" (3/3) ... [2023-11-29 03:09:06,891 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_OAT_test6-1.i [2023-11-29 03:09:06,965 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 03:09:06,965 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 03:09:06,965 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 03:09:06,966 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 03:09:06,966 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 03:09:06,966 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 03:09:06,966 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 03:09:06,966 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 03:09:06,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:07,025 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 390 [2023-11-29 03:09:07,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:07,026 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:07,033 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:07,033 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:07,034 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 03:09:07,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:07,049 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 390 [2023-11-29 03:09:07,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:07,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:07,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:07,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:07,057 INFO L748 eck$LassoCheckResult]: Stem: 120#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 334#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8#L989-4true [2023-11-29 03:09:07,058 INFO L750 eck$LassoCheckResult]: Loop: 8#L989-4true call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 209#L989-1true assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 4#real_malloc_returnLabel#1true main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 9#L991true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 79#L991-2true call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 240#L996-263true assume !true; 391#L989-3true call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 8#L989-4true [2023-11-29 03:09:07,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:07,064 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 1 times [2023-11-29 03:09:07,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:07,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8081988] [2023-11-29 03:09:07,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:07,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:07,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:07,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:07,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1419562106, now seen corresponding path program 1 times [2023-11-29 03:09:07,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:07,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108457732] [2023-11-29 03:09:07,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:07,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:07,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108457732] [2023-11-29 03:09:07,335 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:09:07,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342241018] [2023-11-29 03:09:07,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:07,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:07,342 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:07,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:09:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:07,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:09:07,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:07,565 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:07,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342241018] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:07,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:07,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:09:07,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766487695] [2023-11-29 03:09:07,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:07,573 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:07,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:07,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:09:07,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:09:07,614 INFO L87 Difference]: Start difference. First operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:07,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:07,651 INFO L93 Difference]: Finished difference Result 397 states and 573 transitions. [2023-11-29 03:09:07,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 397 states and 573 transitions. [2023-11-29 03:09:07,660 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 367 [2023-11-29 03:09:07,672 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 397 states to 374 states and 550 transitions. [2023-11-29 03:09:07,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2023-11-29 03:09:07,675 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2023-11-29 03:09:07,676 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 550 transitions. [2023-11-29 03:09:07,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:07,681 INFO L218 hiAutomatonCegarLoop]: Abstraction has 374 states and 550 transitions. [2023-11-29 03:09:07,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 550 transitions. [2023-11-29 03:09:07,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374. [2023-11-29 03:09:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 370 states have (on average 1.4702702702702704) internal successors, (544), 369 states have internal predecessors, (544), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 550 transitions. [2023-11-29 03:09:07,740 INFO L240 hiAutomatonCegarLoop]: Abstraction has 374 states and 550 transitions. [2023-11-29 03:09:07,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:09:07,746 INFO L428 stractBuchiCegarLoop]: Abstraction has 374 states and 550 transitions. [2023-11-29 03:09:07,746 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 03:09:07,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 550 transitions. [2023-11-29 03:09:07,750 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 367 [2023-11-29 03:09:07,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:07,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:07,753 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:07,753 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:07,753 INFO L748 eck$LassoCheckResult]: Stem: 1150#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 1151#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 859#L989-4 [2023-11-29 03:09:07,756 INFO L750 eck$LassoCheckResult]: Loop: 859#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 849#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 843#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 844#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 860#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 963#L996-263 havoc main_~_ha_hashv~0#1; 964#L996-176 goto; 1175#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 889#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 890#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 1104#L996-73 assume main_#t~switch68#1;call main_#t~mem69#1 := read~int#4(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem69#1 % 256 % 4294967296);havoc main_#t~mem69#1; 1105#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 857#L996-76 assume main_#t~switch68#1;call main_#t~mem70#1 := read~int#4(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem70#1 % 256 % 4294967296);havoc main_#t~mem70#1; 858#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 941#L996-79 assume main_#t~switch68#1;call main_#t~mem71#1 := read~int#4(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem71#1 % 256 % 4294967296);havoc main_#t~mem71#1; 942#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 965#L996-82 assume main_#t~switch68#1;call main_#t~mem72#1 := read~int#4(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem72#1 % 256 % 4294967296);havoc main_#t~mem72#1; 933#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 906#L996-85 assume !main_#t~switch68#1; 907#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 934#L996-88 assume main_#t~switch68#1;call main_#t~mem74#1 := read~int#4(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem74#1 % 256 % 4294967296);havoc main_#t~mem74#1; 951#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 1081#L996-91 assume main_#t~switch68#1;call main_#t~mem75#1 := read~int#4(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem75#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem75#1 % 256 % 4294967296 else main_#t~mem75#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem75#1; 1082#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 1193#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 995#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 996#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 1206#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 1089#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 1087#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 904#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 905#L996-105 havoc main_#t~switch68#1; 1071#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 978#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 928#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 929#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1012#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1080#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1132#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1179#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 920#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1007#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 969#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1068#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1069#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1113#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 908#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 909#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1048#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1159#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 838#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 973#L996-170 goto; 974#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 955#L996-173 goto; 956#L996-175 goto; 1166#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1167#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 1173#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 1187#L996-189 goto; 994#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 1106#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 1031#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 1032#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 1060#L996-198 goto; 1158#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 937#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 938#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 902#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 903#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 1135#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1177#L996-254 goto; 1209#L996-256 havoc main_~_ha_bkt~0#1; 1210#L996-257 goto; 1202#L996-259 goto; 876#L996-261 havoc main_~_ha_hashv~0#1; 877#L996-262 goto; 984#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 859#L989-4 [2023-11-29 03:09:07,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:07,757 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 2 times [2023-11-29 03:09:07,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:07,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684579764] [2023-11-29 03:09:07,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:07,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:07,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:07,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:07,822 INFO L85 PathProgramCache]: Analyzing trace with hash 997853422, now seen corresponding path program 1 times [2023-11-29 03:09:07,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:07,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842300590] [2023-11-29 03:09:07,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:07,919 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:07,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863550506] [2023-11-29 03:09:07,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:07,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:07,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:07,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:07,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:09:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:08,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:09:08,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:08,375 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:08,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:08,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842300590] [2023-11-29 03:09:08,376 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:08,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863550506] [2023-11-29 03:09:08,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863550506] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:08,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:08,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:09:08,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277363866] [2023-11-29 03:09:08,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:08,378 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:08,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:08,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:09:08,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:09:08,379 INFO L87 Difference]: Start difference. First operand 374 states and 550 transitions. cyclomatic complexity: 179 Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:08,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:08,502 INFO L93 Difference]: Finished difference Result 395 states and 571 transitions. [2023-11-29 03:09:08,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 395 states and 571 transitions. [2023-11-29 03:09:08,507 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 388 [2023-11-29 03:09:08,511 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 395 states to 395 states and 571 transitions. [2023-11-29 03:09:08,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 395 [2023-11-29 03:09:08,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 395 [2023-11-29 03:09:08,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 395 states and 571 transitions. [2023-11-29 03:09:08,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:08,517 INFO L218 hiAutomatonCegarLoop]: Abstraction has 395 states and 571 transitions. [2023-11-29 03:09:08,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states and 571 transitions. [2023-11-29 03:09:08,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 394. [2023-11-29 03:09:08,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 390 states have (on average 1.4461538461538461) internal successors, (564), 389 states have internal predecessors, (564), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 570 transitions. [2023-11-29 03:09:08,540 INFO L240 hiAutomatonCegarLoop]: Abstraction has 394 states and 570 transitions. [2023-11-29 03:09:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:09:08,542 INFO L428 stractBuchiCegarLoop]: Abstraction has 394 states and 570 transitions. [2023-11-29 03:09:08,542 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 03:09:08,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 394 states and 570 transitions. [2023-11-29 03:09:08,544 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 387 [2023-11-29 03:09:08,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:08,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:08,546 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:08,546 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:08,547 INFO L748 eck$LassoCheckResult]: Stem: 2157#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 2158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1862#L989-4 [2023-11-29 03:09:08,547 INFO L750 eck$LassoCheckResult]: Loop: 1862#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1852#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 1846#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 1847#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1863#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 1963#L996-263 havoc main_~_ha_hashv~0#1; 1964#L996-176 goto; 2183#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1892#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1893#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 2109#L996-73 assume main_#t~switch68#1;call main_#t~mem69#1 := read~int#4(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem69#1 % 256 % 4294967296);havoc main_#t~mem69#1; 2110#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 1860#L996-76 assume main_#t~switch68#1;call main_#t~mem70#1 := read~int#4(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem70#1 % 256 % 4294967296);havoc main_#t~mem70#1; 1861#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 1943#L996-79 assume main_#t~switch68#1;call main_#t~mem71#1 := read~int#4(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem71#1 % 256 % 4294967296);havoc main_#t~mem71#1; 1944#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 1969#L996-82 assume main_#t~switch68#1;call main_#t~mem72#1 := read~int#4(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem72#1 % 256 % 4294967296);havoc main_#t~mem72#1; 1970#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 1909#L996-85 assume main_#t~switch68#1;call main_#t~mem73#1 := read~int#4(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem73#1 % 256 % 4294967296);havoc main_#t~mem73#1; 1910#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 1938#L996-88 assume main_#t~switch68#1;call main_#t~mem74#1 := read~int#4(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem74#1 % 256 % 4294967296);havoc main_#t~mem74#1; 1955#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 2086#L996-91 assume main_#t~switch68#1;call main_#t~mem75#1 := read~int#4(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem75#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem75#1 % 256 % 4294967296 else main_#t~mem75#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem75#1; 2087#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 2203#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 2204#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 2217#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 2218#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 2096#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 2097#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 1907#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 1908#L996-105 havoc main_#t~switch68#1; 2076#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1986#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1931#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1932#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2020#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2085#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2140#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2189#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1923#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2012#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1974#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2073#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2074#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2121#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1911#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1912#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2053#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2170#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1841#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 1978#L996-170 goto; 1979#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 1959#L996-173 goto; 1960#L996-175 goto; 2176#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2177#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 2184#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 2197#L996-189 goto; 1999#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 2114#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 2036#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 2037#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 2065#L996-198 goto; 2168#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1941#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 1942#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 1905#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 1906#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 2143#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2187#L996-254 goto; 2221#L996-256 havoc main_~_ha_bkt~0#1; 2222#L996-257 goto; 2213#L996-259 goto; 1879#L996-261 havoc main_~_ha_hashv~0#1; 1880#L996-262 goto; 1989#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 1862#L989-4 [2023-11-29 03:09:08,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:08,548 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 3 times [2023-11-29 03:09:08,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:08,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685891740] [2023-11-29 03:09:08,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:08,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:08,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:08,598 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:08,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:08,599 INFO L85 PathProgramCache]: Analyzing trace with hash 437153644, now seen corresponding path program 1 times [2023-11-29 03:09:08,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:08,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260172275] [2023-11-29 03:09:08,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:08,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:08,664 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:08,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1203841019] [2023-11-29 03:09:08,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:08,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:08,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:08,667 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:08,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:09:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:09,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:09:09,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:09,056 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:09,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:09,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260172275] [2023-11-29 03:09:09,057 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:09,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203841019] [2023-11-29 03:09:09,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203841019] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:09,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:09,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:09:09,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249739946] [2023-11-29 03:09:09,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:09,059 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:09,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:09,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:09:09,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:09:09,060 INFO L87 Difference]: Start difference. First operand 394 states and 570 transitions. cyclomatic complexity: 179 Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:09,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:09,166 INFO L93 Difference]: Finished difference Result 381 states and 550 transitions. [2023-11-29 03:09:09,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 550 transitions. [2023-11-29 03:09:09,170 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 374 [2023-11-29 03:09:09,174 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 381 states and 550 transitions. [2023-11-29 03:09:09,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 381 [2023-11-29 03:09:09,175 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 381 [2023-11-29 03:09:09,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 381 states and 550 transitions. [2023-11-29 03:09:09,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:09,176 INFO L218 hiAutomatonCegarLoop]: Abstraction has 381 states and 550 transitions. [2023-11-29 03:09:09,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states and 550 transitions. [2023-11-29 03:09:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 380. [2023-11-29 03:09:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 376 states have (on average 1.4441489361702127) internal successors, (543), 375 states have internal predecessors, (543), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 549 transitions. [2023-11-29 03:09:09,189 INFO L240 hiAutomatonCegarLoop]: Abstraction has 380 states and 549 transitions. [2023-11-29 03:09:09,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:09:09,190 INFO L428 stractBuchiCegarLoop]: Abstraction has 380 states and 549 transitions. [2023-11-29 03:09:09,190 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 03:09:09,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 380 states and 549 transitions. [2023-11-29 03:09:09,194 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 373 [2023-11-29 03:09:09,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:09,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:09,196 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:09,196 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:09,196 INFO L748 eck$LassoCheckResult]: Stem: 3163#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 3164#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2874#L989-4 [2023-11-29 03:09:09,197 INFO L750 eck$LassoCheckResult]: Loop: 2874#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2864#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 2858#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 2859#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2875#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 2978#L996-263 havoc main_~_ha_hashv~0#1; 2979#L996-176 goto; 3190#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2904#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2905#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 3118#L996-73 assume !main_#t~switch68#1; 3119#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 2872#L996-76 assume !main_#t~switch68#1; 2873#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 2956#L996-79 assume !main_#t~switch68#1; 2957#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 2985#L996-82 assume !main_#t~switch68#1; 2948#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 2921#L996-85 assume !main_#t~switch68#1; 2922#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 2949#L996-88 assume !main_#t~switch68#1; 2966#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 3096#L996-91 assume !main_#t~switch68#1; 3097#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 3208#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 3010#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 3011#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 3222#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 3104#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 3102#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 2919#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 2920#L996-105 havoc main_#t~switch68#1; 3086#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2993#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2943#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2944#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3027#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3095#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3146#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3194#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2934#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3022#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2983#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3083#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3084#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3128#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2923#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2924#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3063#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3174#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2853#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 2988#L996-170 goto; 2989#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 2970#L996-173 goto; 2971#L996-175 goto; 3181#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3182#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 3188#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 3202#L996-189 goto; 3009#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 3121#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 3046#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 3047#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 3075#L996-198 goto; 3173#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2952#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 2953#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 2917#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 2918#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 3150#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3192#L996-254 goto; 3225#L996-256 havoc main_~_ha_bkt~0#1; 3226#L996-257 goto; 3218#L996-259 goto; 2891#L996-261 havoc main_~_ha_hashv~0#1; 2892#L996-262 goto; 2999#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 2874#L989-4 [2023-11-29 03:09:09,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:09,198 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 4 times [2023-11-29 03:09:09,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:09,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345635130] [2023-11-29 03:09:09,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:09,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:09,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:09,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:09,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:09,245 INFO L85 PathProgramCache]: Analyzing trace with hash -2007566726, now seen corresponding path program 1 times [2023-11-29 03:09:09,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:09,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754384925] [2023-11-29 03:09:09,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:09,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:09,303 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:09,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [99106649] [2023-11-29 03:09:09,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:09,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:09,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:09,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:09,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:09:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:09,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:09:09,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:10,199 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:10,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:10,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754384925] [2023-11-29 03:09:10,200 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:10,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99106649] [2023-11-29 03:09:10,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99106649] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:10,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:10,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:09:10,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354982318] [2023-11-29 03:09:10,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:10,202 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:10,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:10,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:09:10,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:09:10,203 INFO L87 Difference]: Start difference. First operand 380 states and 549 transitions. cyclomatic complexity: 172 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:10,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:10,690 INFO L93 Difference]: Finished difference Result 420 states and 597 transitions. [2023-11-29 03:09:10,691 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 420 states and 597 transitions. [2023-11-29 03:09:10,695 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 413 [2023-11-29 03:09:10,699 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 420 states to 420 states and 597 transitions. [2023-11-29 03:09:10,699 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 420 [2023-11-29 03:09:10,700 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 420 [2023-11-29 03:09:10,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 420 states and 597 transitions. [2023-11-29 03:09:10,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:10,701 INFO L218 hiAutomatonCegarLoop]: Abstraction has 420 states and 597 transitions. [2023-11-29 03:09:10,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states and 597 transitions. [2023-11-29 03:09:10,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 417. [2023-11-29 03:09:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 413 states have (on average 1.4213075060532687) internal successors, (587), 412 states have internal predecessors, (587), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:10,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 593 transitions. [2023-11-29 03:09:10,712 INFO L240 hiAutomatonCegarLoop]: Abstraction has 417 states and 593 transitions. [2023-11-29 03:09:10,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:09:10,714 INFO L428 stractBuchiCegarLoop]: Abstraction has 417 states and 593 transitions. [2023-11-29 03:09:10,714 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 03:09:10,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 417 states and 593 transitions. [2023-11-29 03:09:10,717 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 410 [2023-11-29 03:09:10,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:10,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:10,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:10,718 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:10,718 INFO L748 eck$LassoCheckResult]: Stem: 4206#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 4207#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3911#L989-4 [2023-11-29 03:09:10,719 INFO L750 eck$LassoCheckResult]: Loop: 3911#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3901#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 3895#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 3896#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3912#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 4011#L996-263 havoc main_~_ha_hashv~0#1; 4012#L996-176 goto; 4232#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 4273#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4305#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 4304#L996-73 assume !main_#t~switch68#1; 4303#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 4302#L996-76 assume !main_#t~switch68#1; 4301#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 4300#L996-79 assume !main_#t~switch68#1; 4193#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 4194#L996-82 assume !main_#t~switch68#1; 4297#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 4296#L996-85 assume !main_#t~switch68#1; 4295#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 4294#L996-88 assume !main_#t~switch68#1; 4293#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 4292#L996-91 assume !main_#t~switch68#1; 4291#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 4253#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 4254#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 4299#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 4289#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 4298#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 4284#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 3956#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 3957#L996-105 havoc main_#t~switch68#1; 4166#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4167#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4277#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4067#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4068#L996-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet81#1 := main_~_hj_j~0#1; 4133#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4134#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4189#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4238#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3972#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4059#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4021#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4120#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4121#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4170#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3960#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3961#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4100#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4219#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3890#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 4025#L996-170 goto; 4026#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 4007#L996-173 goto; 4008#L996-175 goto; 4225#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4226#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 4233#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 4246#L996-189 goto; 4046#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 4161#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 4083#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 4084#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 4112#L996-198 goto; 4217#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3989#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 3990#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 3954#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 3955#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 4192#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4236#L996-254 goto; 4271#L996-256 havoc main_~_ha_bkt~0#1; 4272#L996-257 goto; 4264#L996-259 goto; 3928#L996-261 havoc main_~_ha_hashv~0#1; 3929#L996-262 goto; 4036#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 3911#L989-4 [2023-11-29 03:09:10,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:10,720 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 5 times [2023-11-29 03:09:10,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:10,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164064845] [2023-11-29 03:09:10,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:10,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:10,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:10,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:10,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:10,756 INFO L85 PathProgramCache]: Analyzing trace with hash -241550153, now seen corresponding path program 1 times [2023-11-29 03:09:10,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:10,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706207811] [2023-11-29 03:09:10,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:10,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:10,805 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:10,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [440045690] [2023-11-29 03:09:10,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:10,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:10,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:10,810 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:10,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 03:09:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:11,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 03:09:11,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:11,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:11,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:11,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706207811] [2023-11-29 03:09:11,379 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:11,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440045690] [2023-11-29 03:09:11,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440045690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:11,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:11,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:09:11,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493353393] [2023-11-29 03:09:11,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:11,381 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:11,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:11,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:09:11,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:09:11,383 INFO L87 Difference]: Start difference. First operand 417 states and 593 transitions. cyclomatic complexity: 179 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:12,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:12,087 INFO L93 Difference]: Finished difference Result 428 states and 609 transitions. [2023-11-29 03:09:12,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 428 states and 609 transitions. [2023-11-29 03:09:12,091 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 421 [2023-11-29 03:09:12,095 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 428 states to 428 states and 609 transitions. [2023-11-29 03:09:12,095 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 428 [2023-11-29 03:09:12,096 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 428 [2023-11-29 03:09:12,096 INFO L73 IsDeterministic]: Start isDeterministic. Operand 428 states and 609 transitions. [2023-11-29 03:09:12,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:12,097 INFO L218 hiAutomatonCegarLoop]: Abstraction has 428 states and 609 transitions. [2023-11-29 03:09:12,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states and 609 transitions. [2023-11-29 03:09:12,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 425. [2023-11-29 03:09:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 421 states have (on average 1.4228028503562946) internal successors, (599), 420 states have internal predecessors, (599), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 605 transitions. [2023-11-29 03:09:12,107 INFO L240 hiAutomatonCegarLoop]: Abstraction has 425 states and 605 transitions. [2023-11-29 03:09:12,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:09:12,108 INFO L428 stractBuchiCegarLoop]: Abstraction has 425 states and 605 transitions. [2023-11-29 03:09:12,108 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 03:09:12,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 425 states and 605 transitions. [2023-11-29 03:09:12,111 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 418 [2023-11-29 03:09:12,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:12,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:12,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:12,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:12,112 INFO L748 eck$LassoCheckResult]: Stem: 5291#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 5292#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4999#L989-4 [2023-11-29 03:09:12,113 INFO L750 eck$LassoCheckResult]: Loop: 4999#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4989#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 4983#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 4984#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5000#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 5102#L996-263 havoc main_~_ha_hashv~0#1; 5103#L996-176 goto; 5319#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 5029#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5030#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 5246#L996-73 assume !main_#t~switch68#1; 5247#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 4997#L996-76 assume !main_#t~switch68#1; 4998#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 5080#L996-79 assume !main_#t~switch68#1; 5081#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 5108#L996-82 assume !main_#t~switch68#1; 5073#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 5046#L996-85 assume !main_#t~switch68#1; 5047#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 5093#L996-88 assume !main_#t~switch68#1; 5094#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 5225#L996-91 assume !main_#t~switch68#1; 5226#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 5386#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 5384#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 5382#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 5381#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 5380#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 5378#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 5374#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 5373#L996-105 havoc main_#t~switch68#1; 5372#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5370#L996-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 5335#L996-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 5336#L996-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet80#1 := 0; 5368#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5369#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5158#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5362#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5276#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5325#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5060#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5150#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5112#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5211#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5212#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5257#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5048#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5049#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5191#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5304#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4978#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 5116#L996-170 goto; 5117#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 5098#L996-173 goto; 5099#L996-175 goto; 5312#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5313#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 5320#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 5333#L996-189 goto; 5137#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 5250#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 5174#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 5175#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 5203#L996-198 goto; 5302#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5078#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 5079#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 5042#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 5043#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 5279#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5323#L996-254 goto; 5359#L996-256 havoc main_~_ha_bkt~0#1; 5360#L996-257 goto; 5351#L996-259 goto; 5016#L996-261 havoc main_~_ha_hashv~0#1; 5017#L996-262 goto; 5127#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 4999#L989-4 [2023-11-29 03:09:12,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:12,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 6 times [2023-11-29 03:09:12,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:12,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042062865] [2023-11-29 03:09:12,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:12,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:12,145 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:12,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:12,146 INFO L85 PathProgramCache]: Analyzing trace with hash -177113515, now seen corresponding path program 1 times [2023-11-29 03:09:12,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:12,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660152917] [2023-11-29 03:09:12,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:12,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:12,189 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:12,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [995069044] [2023-11-29 03:09:12,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:12,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:12,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:12,192 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:12,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 03:09:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:12,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:09:12,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:12,754 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:12,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:12,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660152917] [2023-11-29 03:09:12,755 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:12,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995069044] [2023-11-29 03:09:12,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995069044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:12,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:12,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:09:12,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96189516] [2023-11-29 03:09:12,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:12,757 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:12,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:12,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:09:12,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:09:12,758 INFO L87 Difference]: Start difference. First operand 425 states and 605 transitions. cyclomatic complexity: 183 Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:13,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:13,120 INFO L93 Difference]: Finished difference Result 431 states and 612 transitions. [2023-11-29 03:09:13,120 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 431 states and 612 transitions. [2023-11-29 03:09:13,124 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 424 [2023-11-29 03:09:13,128 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 431 states to 431 states and 612 transitions. [2023-11-29 03:09:13,128 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 431 [2023-11-29 03:09:13,129 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 431 [2023-11-29 03:09:13,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 431 states and 612 transitions. [2023-11-29 03:09:13,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:13,130 INFO L218 hiAutomatonCegarLoop]: Abstraction has 431 states and 612 transitions. [2023-11-29 03:09:13,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states and 612 transitions. [2023-11-29 03:09:13,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 425. [2023-11-29 03:09:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 421 states have (on average 1.4228028503562946) internal successors, (599), 420 states have internal predecessors, (599), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:13,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 605 transitions. [2023-11-29 03:09:13,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 425 states and 605 transitions. [2023-11-29 03:09:13,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:09:13,142 INFO L428 stractBuchiCegarLoop]: Abstraction has 425 states and 605 transitions. [2023-11-29 03:09:13,142 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 03:09:13,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 425 states and 605 transitions. [2023-11-29 03:09:13,144 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 418 [2023-11-29 03:09:13,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:13,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:13,146 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:13,146 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:13,146 INFO L748 eck$LassoCheckResult]: Stem: 6386#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 6387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6098#L989-4 [2023-11-29 03:09:13,146 INFO L750 eck$LassoCheckResult]: Loop: 6098#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6088#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 6082#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 6083#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6099#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 6198#L996-263 havoc main_~_ha_hashv~0#1; 6199#L996-176 goto; 6414#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 6455#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6500#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 6499#L996-73 assume !main_#t~switch68#1; 6498#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 6497#L996-76 assume !main_#t~switch68#1; 6496#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 6495#L996-79 assume !main_#t~switch68#1; 6494#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 6493#L996-82 assume !main_#t~switch68#1; 6492#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 6490#L996-85 assume !main_#t~switch68#1; 6488#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 6486#L996-88 assume !main_#t~switch68#1; 6402#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 6403#L996-91 assume !main_#t~switch68#1; 6456#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 6434#L996-94 assume !main_#t~switch68#1; 6435#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 6484#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 6450#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 6329#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 6327#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 6143#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 6144#L996-105 havoc main_#t~switch68#1; 6309#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6220#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6167#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6168#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6254#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6427#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 6449#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6457#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 6371#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6420#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6159#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6246#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6208#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6306#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6307#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6352#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6147#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6148#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6286#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6399#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6077#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 6212#L996-170 goto; 6213#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 6194#L996-173 goto; 6195#L996-175 goto; 6407#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 6408#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 6415#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 6428#L996-189 goto; 6233#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 6345#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 6269#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 6270#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 6298#L996-198 goto; 6397#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6176#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 6177#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 6141#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 6142#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 6374#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6418#L996-254 goto; 6453#L996-256 havoc main_~_ha_bkt~0#1; 6454#L996-257 goto; 6445#L996-259 goto; 6115#L996-261 havoc main_~_ha_hashv~0#1; 6116#L996-262 goto; 6223#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 6098#L989-4 [2023-11-29 03:09:13,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:13,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 7 times [2023-11-29 03:09:13,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:13,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788657050] [2023-11-29 03:09:13,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:13,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:13,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:13,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:13,178 INFO L85 PathProgramCache]: Analyzing trace with hash 925686901, now seen corresponding path program 1 times [2023-11-29 03:09:13,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:13,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496365072] [2023-11-29 03:09:13,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:13,221 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:13,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [948029210] [2023-11-29 03:09:13,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:13,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:13,225 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:13,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 03:09:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:13,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:09:13,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:13,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:13,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:13,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496365072] [2023-11-29 03:09:13,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:13,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948029210] [2023-11-29 03:09:13,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948029210] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:13,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:13,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:09:13,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036895946] [2023-11-29 03:09:13,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:13,603 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:13,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:13,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:09:13,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:09:13,605 INFO L87 Difference]: Start difference. First operand 425 states and 605 transitions. cyclomatic complexity: 183 Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:13,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:13,747 INFO L93 Difference]: Finished difference Result 498 states and 724 transitions. [2023-11-29 03:09:13,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 498 states and 724 transitions. [2023-11-29 03:09:13,753 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 491 [2023-11-29 03:09:13,758 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 498 states to 498 states and 724 transitions. [2023-11-29 03:09:13,759 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 498 [2023-11-29 03:09:13,759 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 498 [2023-11-29 03:09:13,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 724 transitions. [2023-11-29 03:09:13,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:13,761 INFO L218 hiAutomatonCegarLoop]: Abstraction has 498 states and 724 transitions. [2023-11-29 03:09:13,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 724 transitions. [2023-11-29 03:09:13,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 425. [2023-11-29 03:09:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 421 states have (on average 1.4156769596199525) internal successors, (596), 420 states have internal predecessors, (596), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 602 transitions. [2023-11-29 03:09:13,774 INFO L240 hiAutomatonCegarLoop]: Abstraction has 425 states and 602 transitions. [2023-11-29 03:09:13,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:09:13,775 INFO L428 stractBuchiCegarLoop]: Abstraction has 425 states and 602 transitions. [2023-11-29 03:09:13,775 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-29 03:09:13,775 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 425 states and 602 transitions. [2023-11-29 03:09:13,778 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 418 [2023-11-29 03:09:13,778 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:13,778 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:13,779 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:13,779 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:13,779 INFO L748 eck$LassoCheckResult]: Stem: 7553#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 7554#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7263#L989-4 [2023-11-29 03:09:13,780 INFO L750 eck$LassoCheckResult]: Loop: 7263#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7253#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 7247#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 7248#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7264#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 7364#L996-263 havoc main_~_ha_hashv~0#1; 7365#L996-176 goto; 7579#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 7625#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7663#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 7662#L996-73 assume !main_#t~switch68#1; 7661#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 7660#L996-76 assume !main_#t~switch68#1; 7659#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 7658#L996-79 assume !main_#t~switch68#1; 7657#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 7656#L996-82 assume !main_#t~switch68#1; 7655#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 7654#L996-85 assume !main_#t~switch68#1; 7338#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 7339#L996-88 assume !main_#t~switch68#1; 7356#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 7486#L996-91 assume !main_#t~switch68#1; 7487#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 7650#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 7648#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 7646#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 7644#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 7642#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 7640#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 7638#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 7637#L996-105 havoc main_#t~switch68#1; 7516#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7386#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 7335#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7336#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7420#L996-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet81#1 := main_~_hj_j~0#1; 7484#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7485#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7557#L996-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet82#1 := main_~_ha_hashv~0#1; 7538#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7585#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7324#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7412#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7374#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7472#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7473#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7519#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7312#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7313#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7452#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7566#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7242#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 7378#L996-170 goto; 7379#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 7360#L996-173 goto; 7361#L996-175 goto; 7572#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 7573#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 7580#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 7594#L996-189 goto; 7399#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 7511#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 7435#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 7436#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 7466#L996-198 goto; 7564#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7342#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 7343#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 7306#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 7307#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 7541#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7583#L996-254 goto; 7619#L996-256 havoc main_~_ha_bkt~0#1; 7620#L996-257 goto; 7611#L996-259 goto; 7280#L996-261 havoc main_~_ha_hashv~0#1; 7281#L996-262 goto; 7388#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 7263#L989-4 [2023-11-29 03:09:13,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:13,780 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 8 times [2023-11-29 03:09:13,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:13,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283367004] [2023-11-29 03:09:13,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:13,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:13,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:13,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:13,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1685960177, now seen corresponding path program 1 times [2023-11-29 03:09:13,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:13,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860977893] [2023-11-29 03:09:13,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:13,858 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:13,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1858966229] [2023-11-29 03:09:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:13,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:13,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:13,860 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:13,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 03:09:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:14,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:09:14,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:14,328 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:14,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:14,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860977893] [2023-11-29 03:09:14,329 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:14,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858966229] [2023-11-29 03:09:14,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858966229] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:14,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:14,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:09:14,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108263990] [2023-11-29 03:09:14,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:14,331 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:14,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:14,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:09:14,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:09:14,332 INFO L87 Difference]: Start difference. First operand 425 states and 602 transitions. cyclomatic complexity: 180 Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:15,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:15,099 INFO L93 Difference]: Finished difference Result 439 states and 622 transitions. [2023-11-29 03:09:15,099 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 439 states and 622 transitions. [2023-11-29 03:09:15,103 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 432 [2023-11-29 03:09:15,108 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 439 states to 439 states and 622 transitions. [2023-11-29 03:09:15,108 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 439 [2023-11-29 03:09:15,109 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 439 [2023-11-29 03:09:15,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 439 states and 622 transitions. [2023-11-29 03:09:15,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:15,110 INFO L218 hiAutomatonCegarLoop]: Abstraction has 439 states and 622 transitions. [2023-11-29 03:09:15,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states and 622 transitions. [2023-11-29 03:09:15,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 431. [2023-11-29 03:09:15,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 427 states have (on average 1.4168618266978923) internal successors, (605), 426 states have internal predecessors, (605), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 611 transitions. [2023-11-29 03:09:15,124 INFO L240 hiAutomatonCegarLoop]: Abstraction has 431 states and 611 transitions. [2023-11-29 03:09:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:09:15,125 INFO L428 stractBuchiCegarLoop]: Abstraction has 431 states and 611 transitions. [2023-11-29 03:09:15,125 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-29 03:09:15,126 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 431 states and 611 transitions. [2023-11-29 03:09:15,128 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 424 [2023-11-29 03:09:15,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:15,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:15,129 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:15,129 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:15,130 INFO L748 eck$LassoCheckResult]: Stem: 8678#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 8679#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8377#L989-4 [2023-11-29 03:09:15,130 INFO L750 eck$LassoCheckResult]: Loop: 8377#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8367#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 8361#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 8362#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8378#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 8480#L996-263 havoc main_~_ha_hashv~0#1; 8481#L996-176 goto; 8706#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 8754#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8662#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 8663#L996-73 assume !main_#t~switch68#1; 8744#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 8745#L996-76 assume !main_#t~switch68#1; 8717#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 8718#L996-79 assume !main_#t~switch68#1; 8664#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 8665#L996-82 assume !main_#t~switch68#1; 8451#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 8452#L996-85 assume !main_#t~switch68#1; 8453#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 8454#L996-88 assume !main_#t~switch68#1; 8694#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 8605#L996-91 assume !main_#t~switch68#1; 8606#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 8731#L996-94 assume !main_#t~switch68#1; 8518#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 8519#L996-97 assume !main_#t~switch68#1; 8749#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 8615#L996-100 assume !main_#t~switch68#1; 8616#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 8422#L996-103 assume !main_#t~switch68#1; 8423#L996-105 havoc main_#t~switch68#1; 8594#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8500#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 8501#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8535#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8536#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 8746#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 8747#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8757#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8657#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8719#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8438#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8530#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8491#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8591#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8592#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8639#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8426#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8427#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8573#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8692#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8360#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 8497#L996-170 goto; 8498#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 8476#L996-173 goto; 8477#L996-175 goto; 8696#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 8697#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 8704#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 8723#L996-189 goto; 8517#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 8632#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 8552#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 8553#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 8583#L996-198 goto; 8687#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8457#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 8458#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 8418#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 8419#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 8660#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8707#L996-254 goto; 8750#L996-256 havoc main_~_ha_bkt~0#1; 8751#L996-257 goto; 8741#L996-259 goto; 8394#L996-261 havoc main_~_ha_hashv~0#1; 8395#L996-262 goto; 8506#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 8377#L989-4 [2023-11-29 03:09:15,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:15,130 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 9 times [2023-11-29 03:09:15,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:15,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832562791] [2023-11-29 03:09:15,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:15,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:15,184 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:15,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:15,184 INFO L85 PathProgramCache]: Analyzing trace with hash -674517253, now seen corresponding path program 1 times [2023-11-29 03:09:15,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:15,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068481098] [2023-11-29 03:09:15,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:15,241 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:15,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [809400350] [2023-11-29 03:09:15,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:15,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:15,243 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:15,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 03:09:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:15,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:09:15,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:15,649 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:15,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:15,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068481098] [2023-11-29 03:09:15,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:15,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809400350] [2023-11-29 03:09:15,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809400350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:15,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:15,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:09:15,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480677000] [2023-11-29 03:09:15,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:15,651 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:15,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:15,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:09:15,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:09:15,652 INFO L87 Difference]: Start difference. First operand 431 states and 611 transitions. cyclomatic complexity: 183 Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:15,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:15,708 INFO L93 Difference]: Finished difference Result 345 states and 483 transitions. [2023-11-29 03:09:15,708 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 345 states and 483 transitions. [2023-11-29 03:09:15,711 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 338 [2023-11-29 03:09:15,715 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 345 states to 345 states and 483 transitions. [2023-11-29 03:09:15,715 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 345 [2023-11-29 03:09:15,715 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 345 [2023-11-29 03:09:15,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 345 states and 483 transitions. [2023-11-29 03:09:15,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:15,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 345 states and 483 transitions. [2023-11-29 03:09:15,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states and 483 transitions. [2023-11-29 03:09:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345. [2023-11-29 03:09:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 341 states have (on average 1.3988269794721409) internal successors, (477), 340 states have internal predecessors, (477), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:15,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 483 transitions. [2023-11-29 03:09:15,726 INFO L240 hiAutomatonCegarLoop]: Abstraction has 345 states and 483 transitions. [2023-11-29 03:09:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:09:15,727 INFO L428 stractBuchiCegarLoop]: Abstraction has 345 states and 483 transitions. [2023-11-29 03:09:15,727 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-29 03:09:15,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 345 states and 483 transitions. [2023-11-29 03:09:15,730 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 338 [2023-11-29 03:09:15,730 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:15,730 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:15,731 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:15,731 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:15,731 INFO L748 eck$LassoCheckResult]: Stem: 9652#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 9653#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9390#L989-4 [2023-11-29 03:09:15,731 INFO L750 eck$LassoCheckResult]: Loop: 9390#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9386#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 9380#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 9381#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9391#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 9481#L996-263 havoc main_~_ha_hashv~0#1; 9482#L996-176 goto; 9679#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 9417#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9418#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 9615#L996-73 assume !main_#t~switch68#1; 9616#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 9388#L996-76 assume !main_#t~switch68#1; 9389#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 9466#L996-79 assume !main_#t~switch68#1; 9467#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 9487#L996-82 assume !main_#t~switch68#1; 9460#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 9433#L996-85 assume !main_#t~switch68#1; 9434#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 9461#L996-88 assume !main_#t~switch68#1; 9473#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 9595#L996-91 assume !main_#t~switch68#1; 9596#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 9695#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 9517#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 9518#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 9707#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 9603#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 9601#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 9431#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 9432#L996-105 havoc main_#t~switch68#1; 9587#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9503#L996-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9504#L996-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9693#L996-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet80#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 9698#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9716#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 9706#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9713#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9642#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9712#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9447#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9529#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9491#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9584#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9585#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9625#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9435#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9436#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9566#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9667#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9375#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 9495#L996-170 goto; 9496#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 9477#L996-173 goto; 9478#L996-175 goto; 9670#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 9671#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 9677#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 9687#L996-189 goto; 9516#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 9618#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 9549#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 9550#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 9576#L996-198 goto; 9662#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9462#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 9463#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 9427#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 9428#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 9644#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9680#L996-254 goto; 9708#L996-256 havoc main_~_ha_bkt~0#1; 9709#L996-257 goto; 9702#L996-259 goto; 9404#L996-261 havoc main_~_ha_hashv~0#1; 9405#L996-262 goto; 9505#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 9390#L989-4 [2023-11-29 03:09:15,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:15,732 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 10 times [2023-11-29 03:09:15,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:15,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326404156] [2023-11-29 03:09:15,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:15,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:15,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:15,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:15,763 INFO L85 PathProgramCache]: Analyzing trace with hash 2068465939, now seen corresponding path program 1 times [2023-11-29 03:09:15,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:15,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479971700] [2023-11-29 03:09:15,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:15,809 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:15,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1034139696] [2023-11-29 03:09:15,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:15,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:15,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:15,811 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:15,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 03:09:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:17,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 03:09:17,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:17,894 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:17,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 22 [2023-11-29 03:09:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:18,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:18,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:18,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479971700] [2023-11-29 03:09:18,245 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:18,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034139696] [2023-11-29 03:09:18,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034139696] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:18,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:18,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 03:09:18,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859466504] [2023-11-29 03:09:18,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:18,247 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:18,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:18,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 03:09:18,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:09:18,248 INFO L87 Difference]: Start difference. First operand 345 states and 483 transitions. cyclomatic complexity: 141 Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:18,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:18,959 INFO L93 Difference]: Finished difference Result 351 states and 490 transitions. [2023-11-29 03:09:18,959 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 351 states and 490 transitions. [2023-11-29 03:09:18,962 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 344 [2023-11-29 03:09:18,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 351 states to 351 states and 490 transitions. [2023-11-29 03:09:18,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 351 [2023-11-29 03:09:18,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 351 [2023-11-29 03:09:18,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 351 states and 490 transitions. [2023-11-29 03:09:18,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:18,966 INFO L218 hiAutomatonCegarLoop]: Abstraction has 351 states and 490 transitions. [2023-11-29 03:09:18,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states and 490 transitions. [2023-11-29 03:09:18,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 345. [2023-11-29 03:09:18,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 341 states have (on average 1.3988269794721409) internal successors, (477), 340 states have internal predecessors, (477), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 483 transitions. [2023-11-29 03:09:18,973 INFO L240 hiAutomatonCegarLoop]: Abstraction has 345 states and 483 transitions. [2023-11-29 03:09:18,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 03:09:18,974 INFO L428 stractBuchiCegarLoop]: Abstraction has 345 states and 483 transitions. [2023-11-29 03:09:18,974 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-29 03:09:18,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 345 states and 483 transitions. [2023-11-29 03:09:18,976 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 338 [2023-11-29 03:09:18,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:18,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:18,976 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:18,977 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:18,977 INFO L748 eck$LassoCheckResult]: Stem: 10599#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 10600#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10337#L989-4 [2023-11-29 03:09:18,977 INFO L750 eck$LassoCheckResult]: Loop: 10337#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10333#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 10327#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 10328#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 10338#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 10428#L996-263 havoc main_~_ha_hashv~0#1; 10429#L996-176 goto; 10624#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 10364#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 10365#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 10562#L996-73 assume !main_#t~switch68#1; 10563#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 10335#L996-76 assume !main_#t~switch68#1; 10336#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 10411#L996-79 assume !main_#t~switch68#1; 10412#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 10434#L996-82 assume !main_#t~switch68#1; 10407#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 10380#L996-85 assume !main_#t~switch68#1; 10381#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 10408#L996-88 assume !main_#t~switch68#1; 10420#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 10542#L996-91 assume !main_#t~switch68#1; 10543#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 10642#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 10464#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 10465#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 10654#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 10550#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 10548#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 10378#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 10379#L996-105 havoc main_#t~switch68#1; 10534#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 10450#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 10405#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 10406#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 10484#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 10636#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 10653#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 10660#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 10589#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 10659#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 10394#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 10476#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 10438#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 10531#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 10532#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 10572#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 10382#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 10383#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 10511#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 10612#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 10322#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 10442#L996-170 goto; 10443#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 10424#L996-173 goto; 10425#L996-175 goto; 10618#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 10619#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 10625#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 10637#L996-189 goto; 10463#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 10565#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 10500#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 10501#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 10525#L996-198 goto; 10610#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 10409#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 10410#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 10376#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 10377#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 10591#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 10627#L996-254 goto; 10655#L996-256 havoc main_~_ha_bkt~0#1; 10656#L996-257 goto; 10649#L996-259 goto; 10351#L996-261 havoc main_~_ha_hashv~0#1; 10352#L996-262 goto; 10452#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 10337#L989-4 [2023-11-29 03:09:18,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:18,977 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 11 times [2023-11-29 03:09:18,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:18,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108184559] [2023-11-29 03:09:18,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:18,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:18,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:19,005 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:19,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:19,006 INFO L85 PathProgramCache]: Analyzing trace with hash -461098509, now seen corresponding path program 1 times [2023-11-29 03:09:19,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:19,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171183284] [2023-11-29 03:09:19,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:19,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:19,089 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:19,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1354495384] [2023-11-29 03:09:19,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:19,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:19,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:19,094 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:19,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 03:09:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:25,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-29 03:09:25,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:25,215 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:25,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 22 [2023-11-29 03:09:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:25,634 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:25,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:25,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171183284] [2023-11-29 03:09:25,634 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:25,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354495384] [2023-11-29 03:09:25,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354495384] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:25,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:25,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-29 03:09:25,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516202086] [2023-11-29 03:09:25,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:25,635 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:25,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:25,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:09:25,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:09:25,636 INFO L87 Difference]: Start difference. First operand 345 states and 483 transitions. cyclomatic complexity: 141 Second operand has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:27,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:27,374 INFO L93 Difference]: Finished difference Result 360 states and 501 transitions. [2023-11-29 03:09:27,374 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 360 states and 501 transitions. [2023-11-29 03:09:27,378 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 353 [2023-11-29 03:09:27,382 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 360 states to 360 states and 501 transitions. [2023-11-29 03:09:27,382 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 360 [2023-11-29 03:09:27,383 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 360 [2023-11-29 03:09:27,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 360 states and 501 transitions. [2023-11-29 03:09:27,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:27,385 INFO L218 hiAutomatonCegarLoop]: Abstraction has 360 states and 501 transitions. [2023-11-29 03:09:27,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states and 501 transitions. [2023-11-29 03:09:27,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 355. [2023-11-29 03:09:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 351 states have (on average 1.3903133903133904) internal successors, (488), 350 states have internal predecessors, (488), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 494 transitions. [2023-11-29 03:09:27,398 INFO L240 hiAutomatonCegarLoop]: Abstraction has 355 states and 494 transitions. [2023-11-29 03:09:27,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:09:27,399 INFO L428 stractBuchiCegarLoop]: Abstraction has 355 states and 494 transitions. [2023-11-29 03:09:27,400 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-29 03:09:27,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 355 states and 494 transitions. [2023-11-29 03:09:27,402 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 348 [2023-11-29 03:09:27,402 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:27,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:27,403 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:27,403 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:27,404 INFO L748 eck$LassoCheckResult]: Stem: 11561#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 11562#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 11297#L989-4 [2023-11-29 03:09:27,404 INFO L750 eck$LassoCheckResult]: Loop: 11297#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 11293#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 11287#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 11288#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 11298#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 11387#L996-263 havoc main_~_ha_hashv~0#1; 11388#L996-176 goto; 11588#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 11324#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 11325#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 11524#L996-73 assume !main_#t~switch68#1; 11525#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 11295#L996-76 assume !main_#t~switch68#1; 11296#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 11370#L996-79 assume !main_#t~switch68#1; 11371#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 11393#L996-82 assume !main_#t~switch68#1; 11366#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 11340#L996-85 assume !main_#t~switch68#1; 11341#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 11367#L996-88 assume !main_#t~switch68#1; 11379#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 11504#L996-91 assume !main_#t~switch68#1; 11505#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 11607#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 11424#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 11425#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 11619#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 11512#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 11510#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 11338#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 11339#L996-105 havoc main_#t~switch68#1; 11496#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 11409#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 11410#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 11445#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 11446#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 11601#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 11618#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 11565#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 11566#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 11593#L996-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 11353#L996-130 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296); 11354#L996-132 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296);assume main_#t~nondet83#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296; 11436#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 11437#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 11397#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 11493#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 11494#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 11534#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 11342#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 11343#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 11473#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 11576#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 11282#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 11401#L996-170 goto; 11402#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 11383#L996-173 goto; 11384#L996-175 goto; 11582#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 11583#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 11589#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 11602#L996-189 goto; 11423#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 11527#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 11460#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 11461#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 11485#L996-198 goto; 11574#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 11368#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 11369#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 11336#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 11337#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 11554#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 11592#L996-254 goto; 11622#L996-256 havoc main_~_ha_bkt~0#1; 11623#L996-257 goto; 11614#L996-259 goto; 11311#L996-261 havoc main_~_ha_hashv~0#1; 11312#L996-262 goto; 11413#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 11297#L989-4 [2023-11-29 03:09:27,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:27,405 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 12 times [2023-11-29 03:09:27,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:27,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387967203] [2023-11-29 03:09:27,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:27,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:27,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:27,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:27,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:27,446 INFO L85 PathProgramCache]: Analyzing trace with hash 100691180, now seen corresponding path program 1 times [2023-11-29 03:09:27,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:27,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475823469] [2023-11-29 03:09:27,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:27,502 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:27,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1233200738] [2023-11-29 03:09:27,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:27,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:27,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:27,505 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 03:09:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:33,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 03:09:33,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:33,774 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:33,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:33,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475823469] [2023-11-29 03:09:33,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:33,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233200738] [2023-11-29 03:09:33,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233200738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:33,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:33,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 03:09:33,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169175298] [2023-11-29 03:09:33,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:33,775 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:33,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:33,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:09:33,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:09:33,776 INFO L87 Difference]: Start difference. First operand 355 states and 494 transitions. cyclomatic complexity: 142 Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:34,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:34,183 INFO L93 Difference]: Finished difference Result 355 states and 494 transitions. [2023-11-29 03:09:34,183 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 355 states and 494 transitions. [2023-11-29 03:09:34,212 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 348 [2023-11-29 03:09:34,215 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 355 states to 355 states and 494 transitions. [2023-11-29 03:09:34,215 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 355 [2023-11-29 03:09:34,215 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 355 [2023-11-29 03:09:34,216 INFO L73 IsDeterministic]: Start isDeterministic. Operand 355 states and 494 transitions. [2023-11-29 03:09:34,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:34,216 INFO L218 hiAutomatonCegarLoop]: Abstraction has 355 states and 494 transitions. [2023-11-29 03:09:34,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states and 494 transitions. [2023-11-29 03:09:34,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 349. [2023-11-29 03:09:34,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 345 states have (on average 1.3942028985507247) internal successors, (481), 344 states have internal predecessors, (481), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 487 transitions. [2023-11-29 03:09:34,225 INFO L240 hiAutomatonCegarLoop]: Abstraction has 349 states and 487 transitions. [2023-11-29 03:09:34,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:09:34,226 INFO L428 stractBuchiCegarLoop]: Abstraction has 349 states and 487 transitions. [2023-11-29 03:09:34,226 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-29 03:09:34,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 349 states and 487 transitions. [2023-11-29 03:09:34,228 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 342 [2023-11-29 03:09:34,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:34,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:34,229 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:34,229 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:34,229 INFO L748 eck$LassoCheckResult]: Stem: 12522#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 12523#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 12260#L989-4 [2023-11-29 03:09:34,229 INFO L750 eck$LassoCheckResult]: Loop: 12260#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 12256#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 12250#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 12251#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 12261#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 12351#L996-263 havoc main_~_ha_hashv~0#1; 12352#L996-176 goto; 12547#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 12287#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 12288#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 12485#L996-73 assume !main_#t~switch68#1; 12486#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 12258#L996-76 assume !main_#t~switch68#1; 12259#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 12334#L996-79 assume !main_#t~switch68#1; 12335#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 12357#L996-82 assume !main_#t~switch68#1; 12330#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 12303#L996-85 assume !main_#t~switch68#1; 12304#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 12331#L996-88 assume !main_#t~switch68#1; 12343#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 12465#L996-91 assume !main_#t~switch68#1; 12466#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 12565#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 12387#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 12388#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 12577#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 12473#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 12471#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 12301#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 12302#L996-105 havoc main_#t~switch68#1; 12457#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 12373#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 12325#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 12326#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 12407#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 12559#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 12463#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 12464#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 12526#L996-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet82#1 := main_~_ha_hashv~0#1; 12553#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 12552#L996-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 12316#L996-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet83#1 := main_~_hj_i~0#1; 12317#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 12399#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 12361#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 12454#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 12455#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 12495#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 12305#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 12306#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 12434#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 12535#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 12245#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 12365#L996-170 goto; 12366#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 12347#L996-173 goto; 12348#L996-175 goto; 12541#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 12542#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 12548#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 12560#L996-189 goto; 12386#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 12488#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 12421#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 12422#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 12446#L996-198 goto; 12533#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 12332#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 12333#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 12299#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 12300#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 12515#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 12551#L996-254 goto; 12580#L996-256 havoc main_~_ha_bkt~0#1; 12581#L996-257 goto; 12573#L996-259 goto; 12274#L996-261 havoc main_~_ha_hashv~0#1; 12275#L996-262 goto; 12376#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 12260#L989-4 [2023-11-29 03:09:34,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:34,230 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 13 times [2023-11-29 03:09:34,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:34,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118939797] [2023-11-29 03:09:34,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:34,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:34,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:34,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:34,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:34,262 INFO L85 PathProgramCache]: Analyzing trace with hash -649297112, now seen corresponding path program 1 times [2023-11-29 03:09:34,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:34,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777482410] [2023-11-29 03:09:34,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:34,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:34,312 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:34,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1219380857] [2023-11-29 03:09:34,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:34,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:34,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:34,318 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:34,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 03:09:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:41,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 03:09:41,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:09:41,514 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:41,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:09:41,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777482410] [2023-11-29 03:09:41,515 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:09:41,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219380857] [2023-11-29 03:09:41,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219380857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:41,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:41,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:09:41,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180578911] [2023-11-29 03:09:41,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:41,516 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:09:41,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:09:41,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:09:41,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:09:41,517 INFO L87 Difference]: Start difference. First operand 349 states and 487 transitions. cyclomatic complexity: 141 Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:09:42,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:42,084 INFO L93 Difference]: Finished difference Result 365 states and 508 transitions. [2023-11-29 03:09:42,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 365 states and 508 transitions. [2023-11-29 03:09:42,086 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 358 [2023-11-29 03:09:42,089 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 365 states to 365 states and 508 transitions. [2023-11-29 03:09:42,090 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 365 [2023-11-29 03:09:42,090 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 365 [2023-11-29 03:09:42,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 365 states and 508 transitions. [2023-11-29 03:09:42,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:09:42,091 INFO L218 hiAutomatonCegarLoop]: Abstraction has 365 states and 508 transitions. [2023-11-29 03:09:42,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states and 508 transitions. [2023-11-29 03:09:42,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 362. [2023-11-29 03:09:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 358 states have (on average 1.3910614525139664) internal successors, (498), 357 states have internal predecessors, (498), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:09:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 504 transitions. [2023-11-29 03:09:42,099 INFO L240 hiAutomatonCegarLoop]: Abstraction has 362 states and 504 transitions. [2023-11-29 03:09:42,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:09:42,100 INFO L428 stractBuchiCegarLoop]: Abstraction has 362 states and 504 transitions. [2023-11-29 03:09:42,100 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-29 03:09:42,100 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 362 states and 504 transitions. [2023-11-29 03:09:42,102 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 355 [2023-11-29 03:09:42,102 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:09:42,102 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:09:42,103 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:09:42,103 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:09:42,103 INFO L748 eck$LassoCheckResult]: Stem: 13500#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 13501#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 13236#L989-4 [2023-11-29 03:09:42,103 INFO L750 eck$LassoCheckResult]: Loop: 13236#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 13232#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 13226#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 13227#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 13237#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 13327#L996-263 havoc main_~_ha_hashv~0#1; 13328#L996-176 goto; 13525#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 13263#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 13264#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 13463#L996-73 assume !main_#t~switch68#1; 13464#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 13234#L996-76 assume !main_#t~switch68#1; 13235#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 13310#L996-79 assume !main_#t~switch68#1; 13311#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 13333#L996-82 assume !main_#t~switch68#1; 13306#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 13279#L996-85 assume !main_#t~switch68#1; 13280#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 13307#L996-88 assume !main_#t~switch68#1; 13319#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 13442#L996-91 assume !main_#t~switch68#1; 13443#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 13545#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 13364#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 13365#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 13557#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 13451#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 13449#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 13277#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 13278#L996-105 havoc main_#t~switch68#1; 13434#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 13349#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 13350#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 13580#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 13578#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 13576#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 13575#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 13574#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 13573#L996-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 13569#L996-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet82#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 13568#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 13567#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 13293#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 13376#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 13337#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 13431#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 13432#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 13473#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 13281#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 13282#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 13411#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 13513#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 13221#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 13341#L996-170 goto; 13342#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 13323#L996-173 goto; 13324#L996-175 goto; 13519#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 13520#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 13526#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 13540#L996-189 goto; 13363#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 13466#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 13398#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 13399#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 13423#L996-198 goto; 13511#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 13308#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 13309#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 13275#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 13276#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 13493#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 13529#L996-254 goto; 13560#L996-256 havoc main_~_ha_bkt~0#1; 13561#L996-257 goto; 13552#L996-259 goto; 13250#L996-261 havoc main_~_ha_hashv~0#1; 13251#L996-262 goto; 13353#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 13236#L989-4 [2023-11-29 03:09:42,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:42,104 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 14 times [2023-11-29 03:09:42,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:42,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152244672] [2023-11-29 03:09:42,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:42,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:42,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:09:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:09:42,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:09:42,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:42,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1890522124, now seen corresponding path program 1 times [2023-11-29 03:09:42,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:09:42,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048338483] [2023-11-29 03:09:42,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:42,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:09:42,187 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:09:42,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1491200170] [2023-11-29 03:09:42,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:42,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:09:42,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:09:42,189 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:09:42,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 03:10:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:10:14,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-29 03:10:14,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:10:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:10:19,280 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:10:19,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:10:19,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048338483] [2023-11-29 03:10:19,280 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:10:19,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491200170] [2023-11-29 03:10:19,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491200170] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:10:19,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:10:19,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-29 03:10:19,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447242400] [2023-11-29 03:10:19,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:10:19,281 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:10:19,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:10:19,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 03:10:19,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:10:19,282 INFO L87 Difference]: Start difference. First operand 362 states and 504 transitions. cyclomatic complexity: 145 Second operand has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:10:25,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:10:32,412 WARN L293 SmtUtils]: Spent 6.89s on a formula simplification. DAG size of input: 31 DAG size of output: 27 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 03:10:35,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:10:37,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:10:49,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:01,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:02,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:14,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:26,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:38,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:50,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:11:54,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:06,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:19,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:20,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:22,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:24,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:36,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:39,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:12:51,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:04,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:16,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:23,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.40s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:35,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:47,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:59,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:14:11,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:14:23,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:14:35,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:14:47,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:14:59,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:01,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:05,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:18,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:22,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:34,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:15:34,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:15:34,668 INFO L93 Difference]: Finished difference Result 374 states and 520 transitions. [2023-11-29 03:15:34,668 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 520 transitions. [2023-11-29 03:15:34,670 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 367 [2023-11-29 03:15:34,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 374 states and 520 transitions. [2023-11-29 03:15:34,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2023-11-29 03:15:34,674 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2023-11-29 03:15:34,674 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 520 transitions. [2023-11-29 03:15:34,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:15:34,675 INFO L218 hiAutomatonCegarLoop]: Abstraction has 374 states and 520 transitions. [2023-11-29 03:15:34,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 520 transitions. [2023-11-29 03:15:34,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 368. [2023-11-29 03:15:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 364 states have (on average 1.3873626373626373) internal successors, (505), 363 states have internal predecessors, (505), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:15:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 511 transitions. [2023-11-29 03:15:34,683 INFO L240 hiAutomatonCegarLoop]: Abstraction has 368 states and 511 transitions. [2023-11-29 03:15:34,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 03:15:34,684 INFO L428 stractBuchiCegarLoop]: Abstraction has 368 states and 511 transitions. [2023-11-29 03:15:34,684 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-29 03:15:34,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 368 states and 511 transitions. [2023-11-29 03:15:34,686 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 361 [2023-11-29 03:15:34,686 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:15:34,686 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:15:34,687 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:15:34,687 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:15:34,687 INFO L748 eck$LassoCheckResult]: Stem: 14501#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 14502#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 14235#L989-4 [2023-11-29 03:15:34,687 INFO L750 eck$LassoCheckResult]: Loop: 14235#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 14231#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 14225#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 14226#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 14236#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 14326#L996-263 havoc main_~_ha_hashv~0#1; 14327#L996-176 goto; 14528#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 14262#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 14263#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 14464#L996-73 assume !main_#t~switch68#1; 14465#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 14233#L996-76 assume !main_#t~switch68#1; 14234#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 14309#L996-79 assume !main_#t~switch68#1; 14310#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 14332#L996-82 assume !main_#t~switch68#1; 14305#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 14278#L996-85 assume !main_#t~switch68#1; 14279#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 14306#L996-88 assume !main_#t~switch68#1; 14318#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 14441#L996-91 assume !main_#t~switch68#1; 14442#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 14550#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 14363#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 14364#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 14561#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 14451#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 14449#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 14276#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 14277#L996-105 havoc main_#t~switch68#1; 14433#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 14348#L996-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 14350#L996-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 14546#L996-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet80#1 := 0; 14553#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 14383#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 14384#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 14544#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 14439#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 14440#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 14491#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 14582#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 14292#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 14375#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 14336#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 14567#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 14524#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 14474#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 14280#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 14281#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 14411#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 14515#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 14220#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 14340#L996-170 goto; 14341#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 14322#L996-173 goto; 14323#L996-175 goto; 14521#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 14522#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 14529#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 14545#L996-189 goto; 14362#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 14467#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 14398#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 14399#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 14423#L996-198 goto; 14513#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 14307#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 14308#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 14274#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 14275#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 14494#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 14532#L996-254 goto; 14564#L996-256 havoc main_~_ha_bkt~0#1; 14565#L996-257 goto; 14557#L996-259 goto; 14249#L996-261 havoc main_~_ha_hashv~0#1; 14250#L996-262 goto; 14352#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 14235#L989-4 [2023-11-29 03:15:34,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:15:34,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 15 times [2023-11-29 03:15:34,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:15:34,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748376559] [2023-11-29 03:15:34,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:34,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:15:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:15:34,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:15:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:15:34,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:15:34,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:15:34,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1962813198, now seen corresponding path program 1 times [2023-11-29 03:15:34,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:15:34,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028002005] [2023-11-29 03:15:34,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:15:34,785 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:15:34,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [483269900] [2023-11-29 03:15:34,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:34,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:15:34,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:15:34,797 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:15:34,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 03:15:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:15:35,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:15:35,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:15:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:15:35,430 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:15:35,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:15:35,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028002005] [2023-11-29 03:15:35,430 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:15:35,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483269900] [2023-11-29 03:15:35,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483269900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:15:35,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:15:35,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:15:35,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510903231] [2023-11-29 03:15:35,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:15:35,431 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:15:35,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:15:35,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:15:35,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:15:35,431 INFO L87 Difference]: Start difference. First operand 368 states and 511 transitions. cyclomatic complexity: 146 Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:15:35,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:15:35,517 INFO L93 Difference]: Finished difference Result 373 states and 516 transitions. [2023-11-29 03:15:35,518 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 373 states and 516 transitions. [2023-11-29 03:15:35,520 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 366 [2023-11-29 03:15:35,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 373 states to 373 states and 516 transitions. [2023-11-29 03:15:35,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 373 [2023-11-29 03:15:35,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 373 [2023-11-29 03:15:35,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 373 states and 516 transitions. [2023-11-29 03:15:35,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:15:35,524 INFO L218 hiAutomatonCegarLoop]: Abstraction has 373 states and 516 transitions. [2023-11-29 03:15:35,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states and 516 transitions. [2023-11-29 03:15:35,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 367. [2023-11-29 03:15:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 363 states have (on average 1.3856749311294765) internal successors, (503), 362 states have internal predecessors, (503), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:15:35,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 509 transitions. [2023-11-29 03:15:35,533 INFO L240 hiAutomatonCegarLoop]: Abstraction has 367 states and 509 transitions. [2023-11-29 03:15:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:15:35,534 INFO L428 stractBuchiCegarLoop]: Abstraction has 367 states and 509 transitions. [2023-11-29 03:15:35,534 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-29 03:15:35,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 367 states and 509 transitions. [2023-11-29 03:15:35,536 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 360 [2023-11-29 03:15:35,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:15:35,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:15:35,537 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:15:35,537 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:15:35,537 INFO L748 eck$LassoCheckResult]: Stem: 15490#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 15491#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 15223#L989-4 [2023-11-29 03:15:35,537 INFO L750 eck$LassoCheckResult]: Loop: 15223#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 15219#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 15213#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 15214#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 15224#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 15318#L996-263 havoc main_~_ha_hashv~0#1; 15319#L996-176 goto; 15515#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 15250#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 15251#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 15449#L996-73 assume !main_#t~switch68#1; 15450#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 15221#L996-76 assume !main_#t~switch68#1; 15222#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 15297#L996-79 assume !main_#t~switch68#1; 15298#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 15320#L996-82 assume !main_#t~switch68#1; 15293#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 15266#L996-85 assume !main_#t~switch68#1; 15267#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 15294#L996-88 assume !main_#t~switch68#1; 15306#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 15428#L996-91 assume !main_#t~switch68#1; 15429#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 15532#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 15351#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 15352#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 15545#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 15436#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 15434#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 15264#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 15265#L996-105 havoc main_#t~switch68#1; 15421#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 15336#L996-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 15338#L996-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 15528#L996-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet80#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 15288#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 15289#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 15371#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 15427#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 15489#L996-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 15476#L996-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet82#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 15477#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 15556#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 15452#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 15554#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 15324#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 15551#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 15509#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 15460#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 15268#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 15269#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 15399#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 15500#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 15208#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 15328#L996-170 goto; 15329#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 15310#L996-173 goto; 15311#L996-175 goto; 15506#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 15507#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 15513#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 15527#L996-189 goto; 15350#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 15453#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 15386#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 15387#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 15411#L996-198 goto; 15498#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 15295#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 15296#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 15262#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 15263#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 15480#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 15517#L996-254 goto; 15548#L996-256 havoc main_~_ha_bkt~0#1; 15549#L996-257 goto; 15539#L996-259 goto; 15237#L996-261 havoc main_~_ha_hashv~0#1; 15238#L996-262 goto; 15340#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 15223#L989-4 [2023-11-29 03:15:35,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:15:35,538 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 16 times [2023-11-29 03:15:35,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:15:35,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054583834] [2023-11-29 03:15:35,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:35,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:15:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:15:35,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:15:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:15:35,566 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:15:35,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:15:35,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1850467116, now seen corresponding path program 1 times [2023-11-29 03:15:35,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:15:35,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340580876] [2023-11-29 03:15:35,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:35,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:15:35,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:15:35,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [812933677] [2023-11-29 03:15:35,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:15:35,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:15:35,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:15:35,608 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:15:35,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 03:17:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:17:37,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-29 03:17:37,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:18:04,763 WARN L293 SmtUtils]: Spent 24.17s on a formula simplification. DAG size of input: 14 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:18:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:18:04,764 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:18:04,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:18:04,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340580876] [2023-11-29 03:18:04,764 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:18:04,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812933677] [2023-11-29 03:18:04,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812933677] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:18:04,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:18:04,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 03:18:04,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035542846] [2023-11-29 03:18:04,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:18:04,765 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:18:04,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:18:04,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:18:04,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:18:04,766 INFO L87 Difference]: Start difference. First operand 367 states and 509 transitions. cyclomatic complexity: 145 Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:18:08,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:18:13,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:18:22,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:18:24,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:18:25,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:18:25,191 INFO L93 Difference]: Finished difference Result 381 states and 526 transitions. [2023-11-29 03:18:25,191 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 526 transitions. [2023-11-29 03:18:25,193 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 374 [2023-11-29 03:18:25,196 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 381 states and 526 transitions. [2023-11-29 03:18:25,197 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 381 [2023-11-29 03:18:25,197 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 381 [2023-11-29 03:18:25,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 381 states and 526 transitions. [2023-11-29 03:18:25,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:18:25,198 INFO L218 hiAutomatonCegarLoop]: Abstraction has 381 states and 526 transitions. [2023-11-29 03:18:25,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states and 526 transitions. [2023-11-29 03:18:25,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 376. [2023-11-29 03:18:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 376 states, 372 states have (on average 1.3790322580645162) internal successors, (513), 371 states have internal predecessors, (513), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 03:18:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 519 transitions. [2023-11-29 03:18:25,205 INFO L240 hiAutomatonCegarLoop]: Abstraction has 376 states and 519 transitions. [2023-11-29 03:18:25,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 03:18:25,206 INFO L428 stractBuchiCegarLoop]: Abstraction has 376 states and 519 transitions. [2023-11-29 03:18:25,206 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2023-11-29 03:18:25,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 376 states and 519 transitions. [2023-11-29 03:18:25,207 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 369 [2023-11-29 03:18:25,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:18:25,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:18:25,208 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:18:25,208 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:18:25,208 INFO L748 eck$LassoCheckResult]: Stem: 16495#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int#2 := ~initToZeroAtPointerBaseAddress~int(#memory_int#2, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 16496#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 16228#L989-4 [2023-11-29 03:18:25,208 INFO L750 eck$LassoCheckResult]: Loop: 16228#L989-4 call main_#t~mem42#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 16224#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 16218#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 16219#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 16229#L991-2 call main_#t~mem44#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#4(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 16323#L996-263 havoc main_~_ha_hashv~0#1; 16324#L996-176 goto; 16520#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 16255#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 16256#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 16456#L996-73 assume !main_#t~switch68#1; 16457#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 16226#L996-76 assume !main_#t~switch68#1; 16227#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 16304#L996-79 assume !main_#t~switch68#1; 16305#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 16325#L996-82 assume !main_#t~switch68#1; 16298#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 16271#L996-85 assume !main_#t~switch68#1; 16272#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 16299#L996-88 assume !main_#t~switch68#1; 16311#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 16433#L996-91 assume !main_#t~switch68#1; 16434#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 16536#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int#4(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 16355#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 16356#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int#4(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 16549#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 16441#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int#4(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 16439#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 16269#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int#4(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 16270#L996-105 havoc main_#t~switch68#1; 16425#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 16337#L996-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 16339#L996-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 16532#L996-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet80#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 16539#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 16572#L996-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 16571#L996-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 16546#L996-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet81#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 16547#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 16585#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 16482#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 16584#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 16285#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 16575#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 16526#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 16555#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 16514#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 16465#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 16273#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 16274#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 16403#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 16504#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 16213#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 16332#L996-170 goto; 16333#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 16315#L996-173 goto; 16316#L996-175 goto; 16511#L996-260 call write~int#4(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#4(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 16512#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 16518#L996-190 call write~$Pointer$#4(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$#4(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int#4(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$#4(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$#4(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 16531#L996-189 goto; 16354#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int#4(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int#4(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 16458#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int#4(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 16390#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 16391#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 16415#L996-198 goto; 16503#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$#4(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$#4(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int#4(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$#4(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 16300#L996-201 assume main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0;havoc main_#t~mem123#1.base, main_#t~mem123#1.offset;call main_#t~mem124#1.base, main_#t~mem124#1.offset := read~$Pointer$#4(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem124#1.base, 12 + main_#t~mem124#1.offset, 4);havoc main_#t~mem124#1.base, main_#t~mem124#1.offset; 16301#L996-203 call write~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int#4(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int#4(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 16267#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$#4(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int#4(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 16268#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 16485#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 16522#L996-254 goto; 16552#L996-256 havoc main_~_ha_bkt~0#1; 16553#L996-257 goto; 16543#L996-259 goto; 16242#L996-261 havoc main_~_ha_hashv~0#1; 16243#L996-262 goto; 16344#L989-3 call main_#t~mem40#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int#1(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 16228#L989-4 [2023-11-29 03:18:25,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:18:25,209 INFO L85 PathProgramCache]: Analyzing trace with hash 2403, now seen corresponding path program 17 times [2023-11-29 03:18:25,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:18:25,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395896252] [2023-11-29 03:18:25,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:18:25,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:18:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:18:25,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:18:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:18:25,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:18:25,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:18:25,240 INFO L85 PathProgramCache]: Analyzing trace with hash -403881396, now seen corresponding path program 1 times [2023-11-29 03:18:25,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:18:25,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020641941] [2023-11-29 03:18:25,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:18:25,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:18:25,284 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:18:25,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1639308287] [2023-11-29 03:18:25,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:18:25,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:18:25,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:18:25,292 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:18:25,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a532b9b3-fb2e-477d-839b-dbc1f7d68ef0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process