./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 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_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl --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 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:30:27,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:30:28,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:30:28,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:30:28,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:30:28,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:30:28,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:30:28,073 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:30:28,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:30:28,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:30:28,076 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:30:28,077 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:30:28,077 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:30:28,078 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:30:28,079 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:30:28,079 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:30:28,080 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:30:28,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:30:28,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:30:28,082 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:30:28,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:30:28,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:30:28,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:30:28,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:30:28,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:30:28,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:30:28,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:30:28,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:30:28,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:30:28,089 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:30:28,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:30:28,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:30:28,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:30:28,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:30:28,093 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:30:28,094 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:30:28,094 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_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2023-11-12 02:30:28,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:30:28,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:30:28,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:30:28,451 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:30:28,452 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:30:28,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2023-11-12 02:30:31,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:30:32,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:30:32,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2023-11-12 02:30:32,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/data/faa7cfef0/05008373e70949a486b0f66a4dc0fa6b/FLAG40ba54f0d [2023-11-12 02:30:32,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/data/faa7cfef0/05008373e70949a486b0f66a4dc0fa6b [2023-11-12 02:30:32,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:30:32,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:30:32,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:30:32,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:30:32,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:30:32,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:30:32" (1/1) ... [2023-11-12 02:30:32,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58361de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:32, skipping insertion in model container [2023-11-12 02:30:32,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:30:32" (1/1) ... [2023-11-12 02:30:32,383 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:30:33,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:30:33,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:30:33,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:30:33,502 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:30:33,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33 WrapperNode [2023-11-12 02:30:33,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:30:33,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:30:33,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:30:33,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:30:33,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,677 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 14, calls inlined = 23, statements flattened = 851 [2023-11-12 02:30:33,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:30:33,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:30:33,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:30:33,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:30:33,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:30:33,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:30:33,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:30:33,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:30:33,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (1/1) ... [2023-11-12 02:30:33,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:30:33,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:33,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:30:33,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:30:33,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:30:33,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:30:33,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:30:33,922 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:30:33,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:30:33,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:30:33,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:30:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:30:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:30:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:30:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:30:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:30:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:30:34,107 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:30:34,109 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:30:34,113 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:30:35,840 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:30:35,851 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:30:35,853 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-12 02:30:35,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:30:35 BoogieIcfgContainer [2023-11-12 02:30:35,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:30:35,860 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:30:35,861 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:30:35,865 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:30:35,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:30:35,867 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:30:32" (1/3) ... [2023-11-12 02:30:35,868 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e348f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:30:35, skipping insertion in model container [2023-11-12 02:30:35,868 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:30:35,869 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:30:33" (2/3) ... [2023-11-12 02:30:35,871 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e348f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:30:35, skipping insertion in model container [2023-11-12 02:30:35,872 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:30:35,872 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:30:35" (3/3) ... [2023-11-12 02:30:35,873 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_SFH_test1-1.i [2023-11-12 02:30:35,961 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:30:35,961 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:30:35,962 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:30:35,963 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:30:35,963 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:30:35,963 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:30:35,964 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:30:35,964 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:30:35,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 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) [2023-11-12 02:30:36,020 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:30:36,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:36,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:36,027 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:36,027 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:30:36,027 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:30:36,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 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) [2023-11-12 02:30:36,042 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:30:36,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:36,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:36,043 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:36,043 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:30:36,052 INFO L748 eck$LassoCheckResult]: Stem: 162#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 170#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 97#L750-3true [2023-11-12 02:30:36,053 INFO L750 eck$LassoCheckResult]: Loop: 97#L750-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 60#L752true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 61#L752-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 135#L757-269true assume !true; 179#L750-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 97#L750-3true [2023-11-12 02:30:36,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:36,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-12 02:30:36,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:36,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606009360] [2023-11-12 02:30:36,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:36,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:36,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:36,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:36,215 INFO L85 PathProgramCache]: Analyzing trace with hash 46879672, now seen corresponding path program 1 times [2023-11-12 02:30:36,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:36,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212025202] [2023-11-12 02:30:36,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:36,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:36,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212025202] [2023-11-12 02:30:36,264 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:30:36,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368957609] [2023-11-12 02:30:36,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:36,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:36,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:36,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:30:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:36,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:30:36,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:36,434 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:36,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368957609] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:36,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:36,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:30:36,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990053472] [2023-11-12 02:30:36,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:36,441 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:36,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:36,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:30:36,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:30:36,498 INFO L87 Difference]: Start difference. First operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 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 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2023-11-12 02:30:36,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:36,544 INFO L93 Difference]: Finished difference Result 228 states and 326 transitions. [2023-11-12 02:30:36,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 228 states and 326 transitions. [2023-11-12 02:30:36,566 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-12 02:30:36,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 228 states to 214 states and 312 transitions. [2023-11-12 02:30:36,582 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 214 [2023-11-12 02:30:36,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 214 [2023-11-12 02:30:36,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 214 states and 312 transitions. [2023-11-12 02:30:36,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:36,591 INFO L218 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:30:36,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states and 312 transitions. [2023-11-12 02:30:36,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2023-11-12 02:30:36,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.457142857142857) internal successors, (306), 209 states have internal predecessors, (306), 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) [2023-11-12 02:30:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 312 transitions. [2023-11-12 02:30:36,642 INFO L240 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:30:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:30:36,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:30:36,648 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:30:36,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 214 states and 312 transitions. [2023-11-12 02:30:36,650 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-12 02:30:36,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:36,651 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:36,653 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:36,653 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] [2023-11-12 02:30:36,654 INFO L748 eck$LassoCheckResult]: Stem: 682#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 630#L750-3 [2023-11-12 02:30:36,656 INFO L750 eck$LassoCheckResult]: Loop: 630#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 587#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 588#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 589#L757-269 havoc main_~_ha_hashv~0#1; 662#L757-176 goto; 640#L757-174 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; 569#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 570#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 684#L757-73 assume main_#t~switch28#1;call main_#t~mem29#1 := read~int(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~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 680#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 653#L757-76 assume main_#t~switch28#1;call main_#t~mem30#1 := read~int(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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 654#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 693#L757-79 assume main_#t~switch28#1;call main_#t~mem31#1 := read~int(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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 567#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 568#L757-82 assume main_#t~switch28#1;call main_#t~mem32#1 := read~int(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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 667#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 579#L757-85 assume main_#t~switch28#1;call main_#t~mem33#1 := read~int(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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 536#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 537#L757-88 assume !main_#t~switch28#1; 674#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 675#L757-91 assume main_#t~switch28#1;call main_#t~mem35#1 := read~int(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~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 691#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 548#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 549#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 686#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 687#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 690#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 500#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 501#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 652#L757-105 havoc main_#t~switch28#1; 677#L757-171 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; 606#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 534#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 535#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 613#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 524#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 526#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 576#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 598#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 618#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 531#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 532#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 583#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 584#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 566#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 626#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 627#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 632#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 601#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 520#L757-170 goto; 521#L757-172 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; 543#L757-173 goto; 546#L757-175 goto; 547#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 608#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 610#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 599#L757-193 goto; 554#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 555#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 512#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 513#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 558#L757-202 goto; 572#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 695#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 629#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 541#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 542#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 556#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 625#L757-260 goto; 655#L757-262 havoc main_~_ha_bkt~0#1; 656#L757-263 goto; 645#L757-265 goto; 552#L757-267 havoc main_~_ha_hashv~0#1; 553#L757-268 goto; 639#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 630#L750-3 [2023-11-12 02:30:36,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:36,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-12 02:30:36,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:36,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577448944] [2023-11-12 02:30:36,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:36,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:36,714 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:36,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:36,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1755429761, now seen corresponding path program 1 times [2023-11-12 02:30:36,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:36,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377588811] [2023-11-12 02:30:36,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:36,815 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:36,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [482840336] [2023-11-12 02:30:36,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:36,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:36,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:36,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:36,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:30:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:37,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:30:37,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:37,220 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:37,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:37,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377588811] [2023-11-12 02:30:37,221 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:37,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482840336] [2023-11-12 02:30:37,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482840336] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:37,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:37,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:30:37,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591051203] [2023-11-12 02:30:37,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:37,222 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:37,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:37,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:30:37,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:30:37,224 INFO L87 Difference]: Start difference. First operand 214 states and 312 transitions. cyclomatic complexity: 101 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2023-11-12 02:30:37,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:37,331 INFO L93 Difference]: Finished difference Result 235 states and 333 transitions. [2023-11-12 02:30:37,337 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 235 states and 333 transitions. [2023-11-12 02:30:37,341 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 228 [2023-11-12 02:30:37,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 235 states to 235 states and 333 transitions. [2023-11-12 02:30:37,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 235 [2023-11-12 02:30:37,349 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 235 [2023-11-12 02:30:37,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 235 states and 333 transitions. [2023-11-12 02:30:37,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:37,356 INFO L218 hiAutomatonCegarLoop]: Abstraction has 235 states and 333 transitions. [2023-11-12 02:30:37,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states and 333 transitions. [2023-11-12 02:30:37,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 234. [2023-11-12 02:30:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 230 states have (on average 1.4173913043478261) internal successors, (326), 229 states have internal predecessors, (326), 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) [2023-11-12 02:30:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 332 transitions. [2023-11-12 02:30:37,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-12 02:30:37,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:30:37,379 INFO L428 stractBuchiCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-12 02:30:37,379 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:30:37,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 332 transitions. [2023-11-12 02:30:37,381 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:30:37,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:37,381 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:37,383 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:37,383 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] [2023-11-12 02:30:37,383 INFO L748 eck$LassoCheckResult]: Stem: 1361#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 1362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1308#L750-3 [2023-11-12 02:30:37,383 INFO L750 eck$LassoCheckResult]: Loop: 1308#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1264#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1265#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1266#L757-269 havoc main_~_ha_hashv~0#1; 1340#L757-176 goto; 1317#L757-174 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; 1247#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1248#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 1363#L757-73 assume main_#t~switch28#1;call main_#t~mem29#1 := read~int(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~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 1360#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 1331#L757-76 assume main_#t~switch28#1;call main_#t~mem30#1 := read~int(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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 1332#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 1375#L757-79 assume main_#t~switch28#1;call main_#t~mem31#1 := read~int(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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 1376#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1384#L757-82 assume main_#t~switch28#1;call main_#t~mem32#1 := read~int(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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 1385#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1257#L757-85 assume main_#t~switch28#1;call main_#t~mem33#1 := read~int(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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 1213#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1214#L757-88 assume main_#t~switch28#1;call main_#t~mem34#1 := read~int(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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1377#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 1381#L757-91 assume main_#t~switch28#1;call main_#t~mem35#1 := read~int(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~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 1382#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1225#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1226#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 1365#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1366#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 1369#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1370#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 1329#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 1330#L757-105 havoc main_#t~switch28#1; 1355#L757-171 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; 1283#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1211#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 1212#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1290#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1201#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1203#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1253#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1273#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 1295#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1208#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 1209#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1258#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1259#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1243#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1303#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1304#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1309#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1278#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1197#L757-170 goto; 1198#L757-172 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; 1220#L757-173 goto; 1223#L757-175 goto; 1224#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1285#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1287#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1276#L757-193 goto; 1231#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1232#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 1189#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1190#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1235#L757-202 goto; 1246#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1378#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1306#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1218#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1219#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1233#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1302#L757-260 goto; 1333#L757-262 havoc main_~_ha_bkt~0#1; 1334#L757-263 goto; 1322#L757-265 goto; 1229#L757-267 havoc main_~_ha_hashv~0#1; 1230#L757-268 goto; 1316#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1308#L750-3 [2023-11-12 02:30:37,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:37,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-12 02:30:37,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:37,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614363891] [2023-11-12 02:30:37,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:37,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:37,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:37,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:37,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:37,410 INFO L85 PathProgramCache]: Analyzing trace with hash 494512511, now seen corresponding path program 1 times [2023-11-12 02:30:37,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:37,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924389191] [2023-11-12 02:30:37,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:37,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:37,469 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:37,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2060179688] [2023-11-12 02:30:37,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:37,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:37,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:37,474 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:37,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:30:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:37,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:30:37,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:37,827 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:37,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:37,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924389191] [2023-11-12 02:30:37,828 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:37,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060179688] [2023-11-12 02:30:37,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060179688] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:37,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:37,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:30:37,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243817423] [2023-11-12 02:30:37,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:37,830 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:37,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:37,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:30:37,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:30:37,831 INFO L87 Difference]: Start difference. First operand 234 states and 332 transitions. cyclomatic complexity: 101 Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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) [2023-11-12 02:30:37,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:37,944 INFO L93 Difference]: Finished difference Result 221 states and 312 transitions. [2023-11-12 02:30:37,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 312 transitions. [2023-11-12 02:30:37,947 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 214 [2023-11-12 02:30:37,949 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 221 states and 312 transitions. [2023-11-12 02:30:37,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2023-11-12 02:30:37,950 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2023-11-12 02:30:37,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 312 transitions. [2023-11-12 02:30:37,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:37,951 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 312 transitions. [2023-11-12 02:30:37,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 312 transitions. [2023-11-12 02:30:37,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 220. [2023-11-12 02:30:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 216 states have (on average 1.412037037037037) internal successors, (305), 215 states have internal predecessors, (305), 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) [2023-11-12 02:30:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 311 transitions. [2023-11-12 02:30:37,976 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-12 02:30:37,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:30:37,984 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-12 02:30:37,985 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:30:37,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 311 transitions. [2023-11-12 02:30:37,986 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 213 [2023-11-12 02:30:37,986 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:37,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:37,987 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:37,988 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] [2023-11-12 02:30:37,988 INFO L748 eck$LassoCheckResult]: Stem: 2047#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2048#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1994#L750-3 [2023-11-12 02:30:37,988 INFO L750 eck$LassoCheckResult]: Loop: 1994#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1951#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1952#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1953#L757-269 havoc main_~_ha_hashv~0#1; 2027#L757-176 goto; 2004#L757-174 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; 1933#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1934#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2049#L757-73 assume !main_#t~switch28#1; 2045#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2018#L757-76 assume !main_#t~switch28#1; 2019#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2059#L757-79 assume !main_#t~switch28#1; 1931#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1932#L757-82 assume !main_#t~switch28#1; 2032#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1943#L757-85 assume !main_#t~switch28#1; 1899#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1900#L757-88 assume !main_#t~switch28#1; 2039#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2040#L757-91 assume !main_#t~switch28#1; 2057#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1911#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1912#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2051#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2052#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2055#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2056#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2016#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2017#L757-105 havoc main_#t~switch28#1; 2042#L757-171 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; 1970#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1897#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 1898#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1977#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1887#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1889#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1940#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1962#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 1982#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1894#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 1895#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1947#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1948#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1930#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1990#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1991#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1996#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1965#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1883#L757-170 goto; 1884#L757-172 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; 1906#L757-173 goto; 1909#L757-175 goto; 1910#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1972#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1974#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1963#L757-193 goto; 1918#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1919#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 1875#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1876#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1922#L757-202 goto; 1936#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2061#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1993#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1904#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1905#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1920#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1989#L757-260 goto; 2020#L757-262 havoc main_~_ha_bkt~0#1; 2021#L757-263 goto; 2009#L757-265 goto; 1916#L757-267 havoc main_~_ha_hashv~0#1; 1917#L757-268 goto; 2003#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1994#L750-3 [2023-11-12 02:30:37,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:37,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-12 02:30:37,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:37,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977497316] [2023-11-12 02:30:37,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:37,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:38,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:38,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:38,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:38,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1950207859, now seen corresponding path program 1 times [2023-11-12 02:30:38,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:38,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600877860] [2023-11-12 02:30:38,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:38,093 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:38,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1051182392] [2023-11-12 02:30:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:38,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:38,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:38,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:38,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:30:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:38,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-12 02:30:38,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:38,633 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:38,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:38,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600877860] [2023-11-12 02:30:38,634 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:38,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051182392] [2023-11-12 02:30:38,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051182392] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:38,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:38,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-12 02:30:38,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630463127] [2023-11-12 02:30:38,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:38,639 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:38,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:38,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:30:38,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:30:38,641 INFO L87 Difference]: Start difference. First operand 220 states and 311 transitions. cyclomatic complexity: 94 Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 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) [2023-11-12 02:30:39,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:39,431 INFO L93 Difference]: Finished difference Result 269 states and 373 transitions. [2023-11-12 02:30:39,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 269 states and 373 transitions. [2023-11-12 02:30:39,435 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 262 [2023-11-12 02:30:39,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 269 states to 269 states and 373 transitions. [2023-11-12 02:30:39,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 269 [2023-11-12 02:30:39,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 269 [2023-11-12 02:30:39,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 269 states and 373 transitions. [2023-11-12 02:30:39,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:39,440 INFO L218 hiAutomatonCegarLoop]: Abstraction has 269 states and 373 transitions. [2023-11-12 02:30:39,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states and 373 transitions. [2023-11-12 02:30:39,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 260. [2023-11-12 02:30:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 256 states have (on average 1.37890625) internal successors, (353), 255 states have internal predecessors, (353), 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) [2023-11-12 02:30:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 359 transitions. [2023-11-12 02:30:39,453 INFO L240 hiAutomatonCegarLoop]: Abstraction has 260 states and 359 transitions. [2023-11-12 02:30:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:30:39,454 INFO L428 stractBuchiCegarLoop]: Abstraction has 260 states and 359 transitions. [2023-11-12 02:30:39,455 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-12 02:30:39,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 359 transitions. [2023-11-12 02:30:39,457 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2023-11-12 02:30:39,457 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:39,458 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:39,459 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:39,459 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] [2023-11-12 02:30:39,460 INFO L748 eck$LassoCheckResult]: Stem: 2775#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2776#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 2719#L750-3 [2023-11-12 02:30:39,460 INFO L750 eck$LassoCheckResult]: Loop: 2719#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2674#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2675#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 2676#L757-269 havoc main_~_ha_hashv~0#1; 2752#L757-176 goto; 2729#L757-174 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; 2730#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2777#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2778#L757-73 assume !main_#t~switch28#1; 2823#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2822#L757-76 assume !main_#t~switch28#1; 2801#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2802#L757-79 assume !main_#t~switch28#1; 2652#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 2653#L757-82 assume !main_#t~switch28#1; 2757#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 2758#L757-85 assume !main_#t~switch28#1; 2620#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 2621#L757-88 assume !main_#t~switch28#1; 2765#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2766#L757-91 assume !main_#t~switch28#1; 2786#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 2787#L757-94 assume !main_#t~switch28#1; 2820#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2818#L757-97 assume !main_#t~switch28#1; 2817#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2815#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2816#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2812#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2811#L757-105 havoc main_#t~switch28#1; 2768#L757-171 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; 2769#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2810#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 2809#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2808#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 2611#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 2612#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 2661#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2662#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2685#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 2707#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2615#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 2616#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2670#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2671#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2651#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 2715#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2716#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 2721#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2688#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 2605#L757-170 goto; 2606#L757-172 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; 2627#L757-173 goto; 2630#L757-175 goto; 2631#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2695#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 2697#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 2686#L757-193 goto; 2639#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 2640#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 2597#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 2598#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 2643#L757-202 goto; 2657#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2794#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 2718#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 2625#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 2626#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 2641#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2714#L757-260 goto; 2745#L757-262 havoc main_~_ha_bkt~0#1; 2746#L757-263 goto; 2735#L757-265 goto; 2637#L757-267 havoc main_~_ha_hashv~0#1; 2638#L757-268 goto; 2728#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2719#L750-3 [2023-11-12 02:30:39,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:39,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-12 02:30:39,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:39,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593305688] [2023-11-12 02:30:39,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:39,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:39,475 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:39,489 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:39,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:39,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1535230632, now seen corresponding path program 1 times [2023-11-12 02:30:39,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:39,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958760495] [2023-11-12 02:30:39,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:39,548 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:39,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [983248638] [2023-11-12 02:30:39,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:39,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:39,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:39,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:39,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:30:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:39,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:30:39,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:39,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:39,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:39,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958760495] [2023-11-12 02:30:39,925 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:39,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983248638] [2023-11-12 02:30:39,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983248638] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:39,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:39,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:30:39,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221626643] [2023-11-12 02:30:39,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:39,926 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:39,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:39,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:30:39,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:30:39,927 INFO L87 Difference]: Start difference. First operand 260 states and 359 transitions. cyclomatic complexity: 102 Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 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) [2023-11-12 02:30:40,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:40,093 INFO L93 Difference]: Finished difference Result 337 states and 485 transitions. [2023-11-12 02:30:40,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 337 states and 485 transitions. [2023-11-12 02:30:40,096 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 330 [2023-11-12 02:30:40,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 337 states to 337 states and 485 transitions. [2023-11-12 02:30:40,100 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 337 [2023-11-12 02:30:40,101 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 337 [2023-11-12 02:30:40,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 337 states and 485 transitions. [2023-11-12 02:30:40,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:40,102 INFO L218 hiAutomatonCegarLoop]: Abstraction has 337 states and 485 transitions. [2023-11-12 02:30:40,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states and 485 transitions. [2023-11-12 02:30:40,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 260. [2023-11-12 02:30:40,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 256 states have (on average 1.3671875) internal successors, (350), 255 states have internal predecessors, (350), 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) [2023-11-12 02:30:40,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 356 transitions. [2023-11-12 02:30:40,112 INFO L240 hiAutomatonCegarLoop]: Abstraction has 260 states and 356 transitions. [2023-11-12 02:30:40,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:30:40,113 INFO L428 stractBuchiCegarLoop]: Abstraction has 260 states and 356 transitions. [2023-11-12 02:30:40,113 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-12 02:30:40,113 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 356 transitions. [2023-11-12 02:30:40,115 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2023-11-12 02:30:40,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:40,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:40,116 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:40,117 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] [2023-11-12 02:30:40,117 INFO L748 eck$LassoCheckResult]: Stem: 3606#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 3607#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 3550#L750-3 [2023-11-12 02:30:40,117 INFO L750 eck$LassoCheckResult]: Loop: 3550#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 3504#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3505#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 3506#L757-269 havoc main_~_ha_hashv~0#1; 3582#L757-176 goto; 3559#L757-174 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; 3484#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3485#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 3635#L757-73 assume !main_#t~switch28#1; 3603#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 3604#L757-76 assume !main_#t~switch28#1; 3629#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 3620#L757-79 assume !main_#t~switch28#1; 3482#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 3483#L757-82 assume !main_#t~switch28#1; 3657#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 3495#L757-85 assume !main_#t~switch28#1; 3496#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 3622#L757-88 assume !main_#t~switch28#1; 3595#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 3596#L757-91 assume !main_#t~switch28#1; 3655#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 3654#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 3652#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 3650#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3648#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 3646#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3644#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 3642#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 3641#L757-105 havoc main_#t~switch28#1; 3598#L757-171 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; 3599#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3640#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 3639#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3638#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 3439#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 3440#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 3491#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3492#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3515#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 3537#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3445#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 3446#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3500#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3501#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3481#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 3545#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3546#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 3551#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3518#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 3435#L757-170 goto; 3436#L757-172 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; 3457#L757-173 goto; 3460#L757-175 goto; 3461#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3525#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 3527#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 3516#L757-193 goto; 3469#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 3470#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 3427#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 3428#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 3473#L757-202 goto; 3487#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3625#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 3548#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 3455#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 3456#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 3471#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3544#L757-260 goto; 3575#L757-262 havoc main_~_ha_bkt~0#1; 3576#L757-263 goto; 3564#L757-265 goto; 3467#L757-267 havoc main_~_ha_hashv~0#1; 3468#L757-268 goto; 3558#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3550#L750-3 [2023-11-12 02:30:40,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:40,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-12 02:30:40,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:40,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133814501] [2023-11-12 02:30:40,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:40,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:40,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:40,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:40,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:40,140 INFO L85 PathProgramCache]: Analyzing trace with hash 345377628, now seen corresponding path program 1 times [2023-11-12 02:30:40,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:40,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899500663] [2023-11-12 02:30:40,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:40,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:40,218 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:40,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1963739712] [2023-11-12 02:30:40,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:40,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:40,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:40,224 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:40,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 02:30:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:40,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:30:40,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:40,705 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:40,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:40,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899500663] [2023-11-12 02:30:40,706 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:40,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963739712] [2023-11-12 02:30:40,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963739712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:40,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:40,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:30:40,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690973073] [2023-11-12 02:30:40,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:40,707 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:40,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:40,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:30:40,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:30:40,708 INFO L87 Difference]: Start difference. First operand 260 states and 356 transitions. cyclomatic complexity: 99 Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 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) [2023-11-12 02:30:41,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:41,605 INFO L93 Difference]: Finished difference Result 278 states and 383 transitions. [2023-11-12 02:30:41,605 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 278 states and 383 transitions. [2023-11-12 02:30:41,608 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 271 [2023-11-12 02:30:41,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 278 states to 278 states and 383 transitions. [2023-11-12 02:30:41,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 278 [2023-11-12 02:30:41,612 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 278 [2023-11-12 02:30:41,612 INFO L73 IsDeterministic]: Start isDeterministic. Operand 278 states and 383 transitions. [2023-11-12 02:30:41,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:41,613 INFO L218 hiAutomatonCegarLoop]: Abstraction has 278 states and 383 transitions. [2023-11-12 02:30:41,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states and 383 transitions. [2023-11-12 02:30:41,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 270. [2023-11-12 02:30:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 266 states have (on average 1.3759398496240602) internal successors, (366), 265 states have internal predecessors, (366), 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) [2023-11-12 02:30:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 372 transitions. [2023-11-12 02:30:41,622 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 372 transitions. [2023-11-12 02:30:41,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:30:41,623 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 372 transitions. [2023-11-12 02:30:41,623 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-12 02:30:41,623 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 372 transitions. [2023-11-12 02:30:41,625 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 263 [2023-11-12 02:30:41,625 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:41,625 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:41,626 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:41,626 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] [2023-11-12 02:30:41,626 INFO L748 eck$LassoCheckResult]: Stem: 4383#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 4384#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 4328#L750-3 [2023-11-12 02:30:41,627 INFO L750 eck$LassoCheckResult]: Loop: 4328#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 4283#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4284#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 4285#L757-269 havoc main_~_ha_hashv~0#1; 4361#L757-176 goto; 4337#L757-174 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; 4338#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4448#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 4447#L757-73 assume !main_#t~switch28#1; 4446#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 4445#L757-76 assume !main_#t~switch28#1; 4444#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 4443#L757-79 assume !main_#t~switch28#1; 4442#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 4441#L757-82 assume !main_#t~switch28#1; 4366#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 4367#L757-85 assume !main_#t~switch28#1; 4230#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 4231#L757-88 assume !main_#t~switch28#1; 4374#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 4375#L757-91 assume !main_#t~switch28#1; 4395#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 4242#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 4243#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 4440#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4439#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 4438#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4194#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 4195#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 4351#L757-105 havoc main_#t~switch28#1; 4379#L757-171 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; 4421#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 4307#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 4308#L757-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet40#1 := 0; 4422#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 4419#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 4417#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 4449#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4220#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4271#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4294#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 4315#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4226#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 4227#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4280#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4281#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4261#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 4323#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4324#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 4329#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4298#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4214#L757-170 goto; 4215#L757-172 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; 4237#L757-173 goto; 4240#L757-175 goto; 4241#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4304#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 4306#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 4295#L757-193 goto; 4249#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 4250#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 4206#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4207#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 4253#L757-202 goto; 4264#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4402#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 4326#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 4235#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 4236#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 4251#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4322#L757-260 goto; 4354#L757-262 havoc main_~_ha_bkt~0#1; 4355#L757-263 goto; 4343#L757-265 goto; 4247#L757-267 havoc main_~_ha_hashv~0#1; 4248#L757-268 goto; 4336#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4328#L750-3 [2023-11-12 02:30:41,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:41,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-12 02:30:41,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:41,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009456412] [2023-11-12 02:30:41,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:41,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:41,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:41,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:41,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:41,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1835154424, now seen corresponding path program 1 times [2023-11-12 02:30:41,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:41,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793812209] [2023-11-12 02:30:41,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:41,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:41,697 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:41,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [71924762] [2023-11-12 02:30:41,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:41,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:41,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:41,702 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:41,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 02:30:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:42,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:30:42,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:42,302 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:42,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:42,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793812209] [2023-11-12 02:30:42,302 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:42,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71924762] [2023-11-12 02:30:42,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71924762] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:42,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:42,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:30:42,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013844748] [2023-11-12 02:30:42,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:42,304 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:42,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:42,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:30:42,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:30:42,305 INFO L87 Difference]: Start difference. First operand 270 states and 372 transitions. cyclomatic complexity: 105 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) [2023-11-12 02:30:42,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:42,952 INFO L93 Difference]: Finished difference Result 275 states and 378 transitions. [2023-11-12 02:30:42,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 378 transitions. [2023-11-12 02:30:42,955 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 268 [2023-11-12 02:30:42,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 378 transitions. [2023-11-12 02:30:42,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2023-11-12 02:30:42,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2023-11-12 02:30:42,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 378 transitions. [2023-11-12 02:30:42,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:42,963 INFO L218 hiAutomatonCegarLoop]: Abstraction has 275 states and 378 transitions. [2023-11-12 02:30:42,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 378 transitions. [2023-11-12 02:30:42,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 274. [2023-11-12 02:30:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 270 states have (on average 1.374074074074074) internal successors, (371), 269 states have internal predecessors, (371), 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) [2023-11-12 02:30:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 377 transitions. [2023-11-12 02:30:42,972 INFO L240 hiAutomatonCegarLoop]: Abstraction has 274 states and 377 transitions. [2023-11-12 02:30:42,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:30:42,975 INFO L428 stractBuchiCegarLoop]: Abstraction has 274 states and 377 transitions. [2023-11-12 02:30:42,979 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-12 02:30:42,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 274 states and 377 transitions. [2023-11-12 02:30:42,981 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 267 [2023-11-12 02:30:42,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:42,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:42,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:42,983 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] [2023-11-12 02:30:42,984 INFO L748 eck$LassoCheckResult]: Stem: 5161#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 5162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5108#L750-3 [2023-11-12 02:30:42,984 INFO L750 eck$LassoCheckResult]: Loop: 5108#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5064#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5065#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5066#L757-269 havoc main_~_ha_hashv~0#1; 5141#L757-176 goto; 5118#L757-174 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; 5045#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5046#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5163#L757-73 assume !main_#t~switch28#1; 5159#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5132#L757-76 assume !main_#t~switch28#1; 5133#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5173#L757-79 assume !main_#t~switch28#1; 5043#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5044#L757-82 assume !main_#t~switch28#1; 5146#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5056#L757-85 assume !main_#t~switch28#1; 5011#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 5012#L757-88 assume !main_#t~switch28#1; 5153#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5154#L757-91 assume !main_#t~switch28#1; 5171#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 5023#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 5024#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 5233#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5232#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 5231#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5230#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 5229#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5131#L757-105 havoc main_#t~switch28#1; 5156#L757-171 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; 5083#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5084#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 5228#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5091#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5000#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5001#L757-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 5122#L757-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 5123#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5184#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5075#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 5096#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5006#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 5007#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5060#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5061#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5042#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 5104#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5105#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5110#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5078#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4996#L757-170 goto; 4997#L757-172 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; 5018#L757-173 goto; 5021#L757-175 goto; 5022#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5086#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5088#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5076#L757-193 goto; 5030#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 5031#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 4988#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4989#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 5034#L757-202 goto; 5048#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5176#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5107#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 5016#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 5017#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 5032#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5103#L757-260 goto; 5134#L757-262 havoc main_~_ha_bkt~0#1; 5135#L757-263 goto; 5124#L757-265 goto; 5028#L757-267 havoc main_~_ha_hashv~0#1; 5029#L757-268 goto; 5117#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5108#L750-3 [2023-11-12 02:30:42,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:42,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-12 02:30:42,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:42,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728825723] [2023-11-12 02:30:42,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:42,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:42,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:43,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:43,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:43,017 INFO L85 PathProgramCache]: Analyzing trace with hash 135209094, now seen corresponding path program 1 times [2023-11-12 02:30:43,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:43,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333450722] [2023-11-12 02:30:43,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:43,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:43,094 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:43,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1698693315] [2023-11-12 02:30:43,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:43,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:43,100 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:43,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 02:30:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:44,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:30:44,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:30:44,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:44,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:30:44,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333450722] [2023-11-12 02:30:44,456 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:30:44,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698693315] [2023-11-12 02:30:44,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698693315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:44,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:44,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:30:44,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41988916] [2023-11-12 02:30:44,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:44,458 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:30:44,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:30:44,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:30:44,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:30:44,459 INFO L87 Difference]: Start difference. First operand 274 states and 377 transitions. cyclomatic complexity: 106 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) [2023-11-12 02:30:45,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:45,054 INFO L93 Difference]: Finished difference Result 272 states and 373 transitions. [2023-11-12 02:30:45,054 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 272 states and 373 transitions. [2023-11-12 02:30:45,057 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 265 [2023-11-12 02:30:45,060 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 272 states to 272 states and 373 transitions. [2023-11-12 02:30:45,060 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 272 [2023-11-12 02:30:45,060 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 272 [2023-11-12 02:30:45,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 272 states and 373 transitions. [2023-11-12 02:30:45,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:30:45,061 INFO L218 hiAutomatonCegarLoop]: Abstraction has 272 states and 373 transitions. [2023-11-12 02:30:45,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states and 373 transitions. [2023-11-12 02:30:45,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 270. [2023-11-12 02:30:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 266 states have (on average 1.3721804511278195) internal successors, (365), 265 states have internal predecessors, (365), 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) [2023-11-12 02:30:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 371 transitions. [2023-11-12 02:30:45,070 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 371 transitions. [2023-11-12 02:30:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:30:45,071 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 371 transitions. [2023-11-12 02:30:45,071 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-12 02:30:45,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 371 transitions. [2023-11-12 02:30:45,073 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 263 [2023-11-12 02:30:45,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:30:45,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:30:45,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:30:45,074 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] [2023-11-12 02:30:45,075 INFO L748 eck$LassoCheckResult]: Stem: 5943#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 5944#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#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~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5892#L750-3 [2023-11-12 02:30:45,075 INFO L750 eck$LassoCheckResult]: Loop: 5892#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5848#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5849#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5850#L757-269 havoc main_~_ha_hashv~0#1; 5923#L757-176 goto; 5901#L757-174 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; 5830#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5831#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5945#L757-73 assume !main_#t~switch28#1; 5942#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5914#L757-76 assume !main_#t~switch28#1; 5915#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5955#L757-79 assume !main_#t~switch28#1; 5827#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5828#L757-82 assume !main_#t~switch28#1; 5928#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5841#L757-85 assume !main_#t~switch28#1; 5795#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 5796#L757-88 assume !main_#t~switch28#1; 5935#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5936#L757-91 assume !main_#t~switch28#1; 5952#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 5807#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 5808#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 6009#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6008#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 6007#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6006#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 6005#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5913#L757-105 havoc main_#t~switch28#1; 5937#L757-171 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; 5867#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5793#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 5794#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5894#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 5895#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 5874#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5783#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5785#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5964#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5859#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 5879#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5791#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 5792#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5842#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5843#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5826#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 5887#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5888#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5893#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5862#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 5779#L757-170 goto; 5780#L757-172 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; 5802#L757-173 goto; 5805#L757-175 goto; 5806#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(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, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5869#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5871#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5860#L757-193 goto; 5814#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 5815#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 5771#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 5772#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 5818#L757-202 goto; 5829#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5956#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5890#L757-207 call write~$Pointer$(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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 5800#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 5801#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 5816#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5886#L757-260 goto; 5916#L757-262 havoc main_~_ha_bkt~0#1; 5917#L757-263 goto; 5905#L757-265 goto; 5812#L757-267 havoc main_~_ha_hashv~0#1; 5813#L757-268 goto; 5900#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5892#L750-3 [2023-11-12 02:30:45,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:45,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-12 02:30:45,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:45,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096746423] [2023-11-12 02:30:45,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:45,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:30:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:30:45,096 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:30:45,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:45,097 INFO L85 PathProgramCache]: Analyzing trace with hash -2119139418, now seen corresponding path program 1 times [2023-11-12 02:30:45,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:30:45,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897881672] [2023-11-12 02:30:45,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:45,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:30:45,150 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:30:45,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [975748331] [2023-11-12 02:30:45,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:45,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:30:45,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:30:45,154 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:30:45,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80df5455-338b-4afa-bb02-4d267746f1ea/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-12 02:30:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:53,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 02:30:53,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:31:18,452 WARN L293 SmtUtils]: Spent 24.06s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)