./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:46:29,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:46:30,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2024-11-09 04:46:30,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:46:30,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:46:30,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:46:30,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:46:30,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:46:30,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:46:30,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:46:30,101 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:46:30,101 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:46:30,101 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:46:30,103 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:46:30,104 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:46:30,104 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:46:30,105 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:46:30,108 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:46:30,109 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:46:30,109 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:46:30,110 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:46:30,110 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:46:30,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 04:46:30,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 04:46:30,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:46:30,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:46:30,112 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:46:30,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:46:30,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:46:30,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:46:30,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:46:30,116 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 04:46:30,116 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 04:46:30,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:46:30,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:46:30,117 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:46:30,118 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:46:30,118 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 04:46:30,118 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:46:30,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:46:30,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:46:30,119 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:46:30,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:46:30,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:46:30,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:30,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:46:30,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:46:30,122 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:46:30,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:46:30,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:46:30,123 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:46:30,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:46:30,124 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2024-11-09 04:46:30,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:46:30,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:46:30,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:46:30,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:46:30,490 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:46:30,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i Unable to find full path for "g++" [2024-11-09 04:46:32,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:46:32,911 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:46:32,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2024-11-09 04:46:32,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/data/98cea0cf4/285c5b5a76cf4134be19f123c2f06876/FLAG87eeea1a1 [2024-11-09 04:46:32,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/data/98cea0cf4/285c5b5a76cf4134be19f123c2f06876 [2024-11-09 04:46:32,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:46:32,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:46:32,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:32,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:46:32,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:46:32,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:32" (1/1) ... [2024-11-09 04:46:32,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e9ebb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:32, skipping insertion in model container [2024-11-09 04:46:32,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:32" (1/1) ... [2024-11-09 04:46:33,077 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:46:33,727 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,787 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,796 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,800 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,808 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,869 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,874 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,882 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,897 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,948 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,949 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,952 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,953 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,971 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,972 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,975 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,975 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,998 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:33,998 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,007 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,008 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,034 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,035 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,043 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,044 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 04:46:34,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:34,081 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:46:34,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:34,308 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:46:34,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34 WrapperNode [2024-11-09 04:46:34,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:34,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:34,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:46:34,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:46:34,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,560 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3334 [2024-11-09 04:46:34,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:34,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:46:34,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:46:34,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:46:34,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:46:34,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:46:34,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:46:34,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:46:34,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:34,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:46:34,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:46:34,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:46:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-11-09 04:46:34,972 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-11-09 04:46:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 04:46:34,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 04:46:34,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:46:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:46:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:46:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 04:46:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:46:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:46:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:46:34,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:46:35,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:46:35,381 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:46:39,191 INFO L? ?]: Removed 780 outVars from TransFormulas that were not future-live. [2024-11-09 04:46:39,191 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:46:43,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:46:43,166 INFO L316 CfgBuilder]: Removed 139 assume(true) statements. [2024-11-09 04:46:43,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:43 BoogieIcfgContainer [2024-11-09 04:46:43,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:46:43,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:46:43,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:46:43,173 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:46:43,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:46:32" (1/3) ... [2024-11-09 04:46:43,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a45ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:43, skipping insertion in model container [2024-11-09 04:46:43,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34" (2/3) ... [2024-11-09 04:46:43,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a45ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:43, skipping insertion in model container [2024-11-09 04:46:43,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:43" (3/3) ... [2024-11-09 04:46:43,176 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test10-1.i [2024-11-09 04:46:43,198 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:46:43,199 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 04:46:43,256 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:46:43,263 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@783c97c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:46:43,264 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 04:46:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand has 295 states, 275 states have (on average 1.749090909090909) internal successors, (481), 281 states have internal predecessors, (481), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 04:46:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 04:46:43,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:43,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:43,283 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:46:43,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:43,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1734193730, now seen corresponding path program 1 times [2024-11-09 04:46:43,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:43,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948925204] [2024-11-09 04:46:43,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:43,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:43,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:43,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948925204] [2024-11-09 04:46:43,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948925204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:43,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:43,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:46:43,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678355228] [2024-11-09 04:46:43,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:43,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:46:43,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:43,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:46:43,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:46:43,626 INFO L87 Difference]: Start difference. First operand has 295 states, 275 states have (on average 1.749090909090909) internal successors, (481), 281 states have internal predecessors, (481), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:45,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:47,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:50,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:52,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:54,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:56,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:46:58,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:00,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 04:47:02,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:03,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:06,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:08,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:08,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:08,066 INFO L93 Difference]: Finished difference Result 294 states and 361 transitions. [2024-11-09 04:47:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:47:08,069 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2024-11-09 04:47:08,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:08,080 INFO L225 Difference]: With dead ends: 294 [2024-11-09 04:47:08,081 INFO L226 Difference]: Without dead ends: 293 [2024-11-09 04:47:08,082 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:47:08,085 INFO L432 NwaCegarLoop]: 318 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:08,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 318 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 9 Unknown, 0 Unchecked, 24.4s Time] [2024-11-09 04:47:08,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-11-09 04:47:08,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2024-11-09 04:47:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 274 states have (on average 1.2116788321167884) internal successors, (332), 279 states have internal predecessors, (332), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 04:47:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 360 transitions. [2024-11-09 04:47:08,146 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 360 transitions. Word has length 13 [2024-11-09 04:47:08,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:08,147 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 360 transitions. [2024-11-09 04:47:08,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:08,148 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 360 transitions. [2024-11-09 04:47:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 04:47:08,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:08,151 INFO L215 NwaCegarLoop]: trace 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] [2024-11-09 04:47:08,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:47:08,152 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:47:08,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:08,152 INFO L85 PathProgramCache]: Analyzing trace with hash -2135731319, now seen corresponding path program 1 times [2024-11-09 04:47:08,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:08,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475103346] [2024-11-09 04:47:08,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:08,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:08,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:08,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475103346] [2024-11-09 04:47:08,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475103346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:08,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:08,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:47:08,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085462464] [2024-11-09 04:47:08,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:08,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:47:08,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:08,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:47:08,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:47:08,770 INFO L87 Difference]: Start difference. First operand 293 states and 360 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:10,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:12,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:14,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:16,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:19,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:21,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:23,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:25,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:27,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:30,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:32,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:34,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:36,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:38,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:40,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:42,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:44,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:46,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:48,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:50,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:52,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:54,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:56,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:58,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:00,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:01,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 04:48:04,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:06,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:08,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:10,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:13,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:15,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:17,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:19,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:21,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:21,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:21,551 INFO L93 Difference]: Finished difference Result 326 states and 398 transitions. [2024-11-09 04:48:21,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:48:21,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2024-11-09 04:48:21,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:21,554 INFO L225 Difference]: With dead ends: 326 [2024-11-09 04:48:21,554 INFO L226 Difference]: Without dead ends: 326 [2024-11-09 04:48:21,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:48:21,555 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 35 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 895 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:21,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 895 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 32 Unknown, 0 Unchecked, 72.7s Time] [2024-11-09 04:48:21,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-11-09 04:48:21,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 295. [2024-11-09 04:48:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 276 states have (on average 1.210144927536232) internal successors, (334), 281 states have internal predecessors, (334), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 04:48:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 362 transitions. [2024-11-09 04:48:21,574 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 362 transitions. Word has length 28 [2024-11-09 04:48:21,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:21,574 INFO L471 AbstractCegarLoop]: Abstraction has 295 states and 362 transitions. [2024-11-09 04:48:21,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 362 transitions. [2024-11-09 04:48:21,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 04:48:21,576 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:21,577 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:21,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:48:21,577 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:48:21,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:21,578 INFO L85 PathProgramCache]: Analyzing trace with hash 43726672, now seen corresponding path program 1 times [2024-11-09 04:48:21,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:21,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432492353] [2024-11-09 04:48:21,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:21,975 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:21,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432492353] [2024-11-09 04:48:21,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432492353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:21,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:21,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:48:21,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336977373] [2024-11-09 04:48:21,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:21,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:48:21,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:21,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:48:21,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:48:21,979 INFO L87 Difference]: Start difference. First operand 295 states and 362 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:24,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:26,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:28,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:30,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:32,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:34,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:36,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:38,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:40,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:42,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:44,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:46,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:47,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:49,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:51,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:53,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:55,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:48:58,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 04:49:00,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:02,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:04,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:06,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:08,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:10,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:12,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:14,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:14,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:49:14,924 INFO L93 Difference]: Finished difference Result 435 states and 528 transitions. [2024-11-09 04:49:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:49:14,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2024-11-09 04:49:14,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:49:14,927 INFO L225 Difference]: With dead ends: 435 [2024-11-09 04:49:14,927 INFO L226 Difference]: Without dead ends: 435 [2024-11-09 04:49:14,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:49:14,928 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 141 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:49:14,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 664 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 24 Unknown, 0 Unchecked, 52.9s Time] [2024-11-09 04:49:14,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2024-11-09 04:49:14,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 427. [2024-11-09 04:49:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 403 states have (on average 1.196029776674938) internal successors, (482), 408 states have internal predecessors, (482), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 16 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-09 04:49:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 520 transitions. [2024-11-09 04:49:14,951 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 520 transitions. Word has length 58 [2024-11-09 04:49:14,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:49:14,951 INFO L471 AbstractCegarLoop]: Abstraction has 427 states and 520 transitions. [2024-11-09 04:49:14,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:49:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 520 transitions. [2024-11-09 04:49:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 04:49:14,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:49:14,954 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:49:14,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:49:14,955 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:49:14,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:49:14,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1766118658, now seen corresponding path program 1 times [2024-11-09 04:49:14,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:49:14,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795214675] [2024-11-09 04:49:14,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:49:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:49:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:49:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 04:49:16,224 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:49:16,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795214675] [2024-11-09 04:49:16,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795214675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:49:16,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:49:16,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:49:16,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030184829] [2024-11-09 04:49:16,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:49:16,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:49:16,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:49:16,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:49:16,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:49:16,230 INFO L87 Difference]: Start difference. First operand 427 states and 520 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 04:49:18,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:20,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:22,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:24,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:26,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:28,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:29,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:31,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:33,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:35,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 04:49:38,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:40,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:42,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:44,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:46,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:48,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:50,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:52,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:54,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:56,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:58,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:01,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:03,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:05,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:07,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:09,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:11,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:13,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:15,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:17,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:17,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:50:17,993 INFO L93 Difference]: Finished difference Result 427 states and 519 transitions. [2024-11-09 04:50:17,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:50:17,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 71 [2024-11-09 04:50:17,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:50:17,996 INFO L225 Difference]: With dead ends: 427 [2024-11-09 04:50:17,996 INFO L226 Difference]: Without dead ends: 427 [2024-11-09 04:50:17,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:50:17,997 INFO L432 NwaCegarLoop]: 314 mSDtfsCounter, 17 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 1 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:50:17,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 857 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 199 Invalid, 25 Unknown, 0 Unchecked, 61.7s Time] [2024-11-09 04:50:18,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-09 04:50:18,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2024-11-09 04:50:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 403 states have (on average 1.1935483870967742) internal successors, (481), 408 states have internal predecessors, (481), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 16 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-09 04:50:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 519 transitions. [2024-11-09 04:50:18,031 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 519 transitions. Word has length 71 [2024-11-09 04:50:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:50:18,031 INFO L471 AbstractCegarLoop]: Abstraction has 427 states and 519 transitions. [2024-11-09 04:50:18,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 04:50:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 519 transitions. [2024-11-09 04:50:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-09 04:50:18,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:50:18,042 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:50:18,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 04:50:18,043 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:50:18,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:50:18,043 INFO L85 PathProgramCache]: Analyzing trace with hash 2054708466, now seen corresponding path program 1 times [2024-11-09 04:50:18,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:50:18,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37784398] [2024-11-09 04:50:18,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:50:18,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:50:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:50:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 04:50:18,680 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:50:18,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37784398] [2024-11-09 04:50:18,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37784398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:50:18,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:50:18,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:50:18,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387291257] [2024-11-09 04:50:18,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:50:18,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:50:18,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:50:18,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:50:18,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:50:18,684 INFO L87 Difference]: Start difference. First operand 427 states and 519 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 04:50:20,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:22,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:24,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:26,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:30,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:32,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:34,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:36,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:38,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:40,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:42,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:44,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:46,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:48,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:50,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:52,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:55,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:58,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:00,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:02,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:04,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:06,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:08,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:10,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:12,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:14,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:16,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:16,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:51:16,615 INFO L93 Difference]: Finished difference Result 577 states and 697 transitions. [2024-11-09 04:51:16,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:51:16,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 97 [2024-11-09 04:51:16,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:51:16,619 INFO L225 Difference]: With dead ends: 577 [2024-11-09 04:51:16,619 INFO L226 Difference]: Without dead ends: 577 [2024-11-09 04:51:16,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:51:16,621 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 129 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 3 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:51:16,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 619 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 79 Invalid, 27 Unknown, 0 Unchecked, 57.9s Time] [2024-11-09 04:51:16,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2024-11-09 04:51:16,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 508. [2024-11-09 04:51:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 481 states have (on average 1.187110187110187) internal successors, (571), 486 states have internal predecessors, (571), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 19 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 04:51:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 615 transitions. [2024-11-09 04:51:16,645 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 615 transitions. Word has length 97 [2024-11-09 04:51:16,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:51:16,645 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 615 transitions. [2024-11-09 04:51:16,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 04:51:16,646 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 615 transitions. [2024-11-09 04:51:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-09 04:51:16,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:16,650 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:16,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 04:51:16,650 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:51:16,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:16,651 INFO L85 PathProgramCache]: Analyzing trace with hash 908610667, now seen corresponding path program 1 times [2024-11-09 04:51:16,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:51:16,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571197476] [2024-11-09 04:51:16,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:16,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:51:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:51:17,401 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 04:51:17,401 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:51:17,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571197476] [2024-11-09 04:51:17,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571197476] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:51:17,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:51:17,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:51:17,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111442981] [2024-11-09 04:51:17,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:51:17,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:51:17,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:51:17,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:51:17,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:51:17,405 INFO L87 Difference]: Start difference. First operand 508 states and 615 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 04:51:19,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:20,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:22,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:24,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:27,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:29,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:32,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:34,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:36,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:38,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:40,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:43,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:45,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:48,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:50,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:50,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:51:50,053 INFO L93 Difference]: Finished difference Result 416 states and 501 transitions. [2024-11-09 04:51:50,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:51:50,054 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 110 [2024-11-09 04:51:50,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:51:50,057 INFO L225 Difference]: With dead ends: 416 [2024-11-09 04:51:50,057 INFO L226 Difference]: Without dead ends: 416 [2024-11-09 04:51:50,057 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:51:50,058 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 534 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 16 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:51:50,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [534 Valid, 382 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 88 Invalid, 14 Unknown, 0 Unchecked, 32.6s Time] [2024-11-09 04:51:50,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2024-11-09 04:51:50,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 416. [2024-11-09 04:51:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 394 states have (on average 1.1852791878172588) internal successors, (467), 399 states have internal predecessors, (467), 17 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 04:51:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 501 transitions. [2024-11-09 04:51:50,078 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 501 transitions. Word has length 110 [2024-11-09 04:51:50,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:51:50,079 INFO L471 AbstractCegarLoop]: Abstraction has 416 states and 501 transitions. [2024-11-09 04:51:50,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 04:51:50,080 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 501 transitions. [2024-11-09 04:51:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 04:51:50,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:50,083 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:50,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 04:51:50,083 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:51:50,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:50,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1256035818, now seen corresponding path program 1 times [2024-11-09 04:51:50,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:51:50,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452696160] [2024-11-09 04:51:50,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:50,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:51:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:51:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 04:51:55,197 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:51:55,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452696160] [2024-11-09 04:51:55,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452696160] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:51:55,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093742475] [2024-11-09 04:51:55,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:55,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:51:55,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:51:55,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:51:55,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:52:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:25,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 04:52:25,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:52:25,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 04:52:25,125 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:52:25,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093742475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:25,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 04:52:25,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-09 04:52:25,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238114928] [2024-11-09 04:52:25,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:25,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:52:25,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:25,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:52:25,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:52:25,129 INFO L87 Difference]: Start difference. First operand 416 states and 501 transitions. Second operand has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 04:52:27,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:29,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:30,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:32,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:34,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:36,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:38,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:40,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:43,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:45,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:47,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:49,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:52,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:54,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:56,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:58,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:00,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:02,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:04,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:06,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:08,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:10,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:12,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:14,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:15,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 04:53:18,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:20,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:22,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:24,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:26,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:28,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:30,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:32,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:34,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:36,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:37,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:37,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:53:37,987 INFO L93 Difference]: Finished difference Result 418 states and 506 transitions. [2024-11-09 04:53:37,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:53:37,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 118 [2024-11-09 04:53:37,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:53:37,991 INFO L225 Difference]: With dead ends: 418 [2024-11-09 04:53:37,992 INFO L226 Difference]: Without dead ends: 418 [2024-11-09 04:53:37,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:53:37,993 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 0 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 3 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:53:37,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 932 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 108 Invalid, 33 Unknown, 0 Unchecked, 72.8s Time] [2024-11-09 04:53:37,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-09 04:53:38,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2024-11-09 04:53:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 395 states have (on average 1.1873417721518988) internal successors, (469), 401 states have internal predecessors, (469), 17 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (20), 14 states have call predecessors, (20), 17 states have call successors, (20) [2024-11-09 04:53:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 506 transitions. [2024-11-09 04:53:38,009 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 506 transitions. Word has length 118 [2024-11-09 04:53:38,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:53:38,010 INFO L471 AbstractCegarLoop]: Abstraction has 418 states and 506 transitions. [2024-11-09 04:53:38,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 04:53:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 506 transitions. [2024-11-09 04:53:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-09 04:53:38,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:53:38,013 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:53:38,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 04:53:38,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-09 04:53:38,214 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-09 04:53:38,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:53:38,215 INFO L85 PathProgramCache]: Analyzing trace with hash -406195562, now seen corresponding path program 1 times [2024-11-09 04:53:38,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:53:38,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218778919] [2024-11-09 04:53:38,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:38,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:53:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 04:53:43,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:53:43,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218778919] [2024-11-09 04:53:43,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218778919] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:53:43,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961766462] [2024-11-09 04:53:43,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:43,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:53:43,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:53:43,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:53:43,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aef6fc8-4a9e-484a-bc88-3704207e7bf7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 04:54:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:34,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 04:54:34,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:54:34,533 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 04:54:34,533 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:54:34,653 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 04:54:34,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961766462] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 04:54:34,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1202876857] [2024-11-09 04:54:34,680 INFO L159 IcfgInterpreter]: Started Sifa with 108 locations of interest [2024-11-09 04:54:34,680 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 04:54:34,686 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 04:54:34,692 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 04:54:34,692 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 04:55:15,460 INFO L197 IcfgInterpreter]: Interpreting procedure test_int_int with input of size 91 for LOIs [2024-11-09 04:55:15,567 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 80 for LOIs [2024-11-09 04:55:15,651 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 29 for LOIs [2024-11-09 04:55:15,675 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 04:55:54,680 WARN L286 SmtUtils]: Spent 6.92s on a formula simplification. DAG size of input: 235 DAG size of output: 223 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:56:05,658 WARN L286 SmtUtils]: Spent 6.84s on a formula simplification. DAG size of input: 239 DAG size of output: 223 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:56:46,289 WARN L286 SmtUtils]: Spent 30.71s on a formula simplification. DAG size of input: 496 DAG size of output: 308 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:56:46,361 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse7 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (let ((.cse4 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse1 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32))) (and (exists ((|v_#memory_$Pointer$.offset_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse0 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse0 .cse1 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse2 (select .cse3 .cse2)))) (= (store |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 (select .cse0 .cse4))) |v_#memory_$Pointer$.offset_13|)))) (exists ((|v_#memory_int_942| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse1 (select .cse5 .cse1)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse5 .cse2 4)) |c_#memory_int|)))) (exists ((|v_#memory_$Pointer$.base_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse6 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 (select .cse6 .cse4)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse6 .cse1 |c_ULTIMATE.start_main_~user~0#1.base|) .cse2 (select .cse7 .cse2))))))))) (and (= c_~count_int_int~0 0) (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_593| (Array Int (Array Int Int)))) (let ((.cse8 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse8 36))) |v_#memory_$Pointer$.offset_13|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse8 28 0) 32 (select .cse3 32))))))) (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (exists ((|v_#memory_int_910| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse9 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse9 28)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse9 32 4)) |c_#memory_int|)))) (<= 1 |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.base| 0) (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_593| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse10 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse7 32)))) (= (store |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse10 36))) |v_#memory_$Pointer$.base_13|))))))) is different from true [2024-11-09 04:57:06,953 WARN L286 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:57:25,426 WARN L286 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:58:16,123 WARN L286 SmtUtils]: Spent 15.75s on a formula simplification that was a NOOP. DAG size: 206 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:58:18,153 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse9 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (and (= |c_ULTIMATE.start_main_#t~mem65#1.offset| (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)) (= (select (select |c_#memory_$Pointer$.base| .cse0) .cse1) |c_ULTIMATE.start_main_#t~mem65#1.base|) (exists ((|v_#memory_$Pointer$.base_628| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_209| (Array Int (Array Int Int))) (|v_#memory_int_945| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc62#1.base_6| Int) (|v_#memory_$Pointer$.offset_209| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_628| (Array Int (Array Int Int))) (|v_#valid_80| (Array Int Int)) (|v_ULTIMATE.start_main_#t~mem55#1.base_14| Int) (|v_#length_46| (Array Int Int)) (|v_#memory_int_275| (Array Int (Array Int Int))) (|v_#memory_int_276| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_210| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_211| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_211| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_210| (Array Int (Array Int Int)))) (let ((.cse43 (select (select |v_#memory_$Pointer$.base_628| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse44 (+ (select (select |v_#memory_$Pointer$.offset_628| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 16)) (.cse46 (select (select |v_#memory_$Pointer$.base_211| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse47 (select (select |v_#memory_$Pointer$.offset_211| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse56 (store |v_#memory_$Pointer$.offset_211| .cse46 (store (select |v_#memory_$Pointer$.offset_211| .cse46) .cse47 0))) (.cse40 (store |v_#memory_$Pointer$.base_211| .cse46 (store (select |v_#memory_$Pointer$.base_211| .cse46) .cse47 |v_ULTIMATE.start_main_#t~malloc62#1.base_6|))) (.cse54 (store |v_#memory_$Pointer$.offset_628| .cse43 (store (select |v_#memory_$Pointer$.offset_628| .cse43) .cse44 .cse9))) (.cse55 (store |v_#memory_$Pointer$.base_628| .cse43 (store (select |v_#memory_$Pointer$.base_628| .cse43) .cse44 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_209| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse42 (+ (select (select |v_#memory_$Pointer$.offset_209| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 20)) (.cse52 (select (select .cse55 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse53 (+ (select (select .cse54 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 4)) (.cse2 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse3 (+ 40 (select (select .cse56 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (.cse50 (select (select |v_#memory_$Pointer$.base_210| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse51 (+ (select (select |v_#memory_$Pointer$.offset_210| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 8))) (and (= (store |v_#memory_int_276| .cse2 (store (select |v_#memory_int_276| .cse2) .cse3 2685476833)) |c_#memory_int|) (<= (+ |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1) |c_#StackHeapBarrier|) (= (select |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc62#1.base_6|) 0) (let ((.cse7 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 16)) (.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 12)) (.cse12 (= c_~count_int_int~0 0)) (.cse13 (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|)) (.cse14 (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse15 (= |c_ULTIMATE.start_main_~user~0#1.offset| 0)) (.cse16 (<= 1 |c_#StackHeapBarrier|)) (.cse17 (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse18 (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0)) (.cse25 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse26 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse24 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse4 (exists ((|v_#Ultimate.C_memset_#t~loopctr564_34| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr564_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr564_34|))))) (or (and .cse4 (exists ((|v_#valid_79| (Array Int Int)) (|v_old(#memory_int)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#memory_int_944| (Array Int (Array Int Int))) (|v_#memory_int_943| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.base_626| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_626| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#memory_int_274| (Array Int (Array Int Int)))) (let ((.cse5 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse10 (select |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse11 (select |v_#memory_int_944| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse6 (select |v_#memory_$Pointer$.base_626| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#length_46| (store |v_#length_45| .cse5 44)) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (store |v_#memory_$Pointer$.base_626| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse6 .cse7 0) .cse8 0) .cse9 .cse5))) (<= (+ .cse5 1) |c_#StackHeapBarrier|) (= (store |v_#memory_int_943| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_943| |c_ULTIMATE.start_main_~user~0#1.base|) .cse7 (select .cse10 .cse7))) |v_#memory_int_274|) (= |v_ULTIMATE.start_main_#t~mem55#1.base_14| .cse5) (= (store |v_#valid_79| .cse5 1) |v_#valid_80|) (not (= .cse5 0)) (= |v_old(#memory_int)_AFTER_CALL_26| (store |v_#memory_int_944| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse11 .cse9 (select (select |v_old(#memory_int)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)))) (= 0 (select |v_#valid_79| .cse5)) (= (store |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse10 .cse8 (select .cse11 .cse8))) |v_#memory_int_944|) (let ((.cse21 (select |v_#memory_$Pointer$.offset_626| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_593| (Array Int (Array Int Int)))) (let ((.cse19 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse19 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse6 32))) |v_#memory_$Pointer$.base_626|) (= (store |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse19 36))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_593| (Array Int (Array Int Int)))) (let ((.cse20 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse20 36))) |v_#memory_$Pointer$.offset_13|) (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse20 28 0) 32 (select .cse21 32))) |v_#memory_$Pointer$.offset_626|)))) (exists ((|v_#memory_int_910| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse22 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse22 32 4)) |v_#memory_int_943|) (= |v_#memory_int_26| (store |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse22 28)))))))) (and (exists ((|v_#memory_$Pointer$.offset_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse23 .cse24 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse25 (select .cse21 .cse25))) |v_#memory_$Pointer$.offset_626|) (= (store |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 (select .cse23 .cse26))) |v_#memory_$Pointer$.offset_13|)))) (exists ((|v_#memory_$Pointer$.base_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse27 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 (select .cse27 .cse26)))) (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse27 .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) .cse25 (select .cse6 .cse25))) |v_#memory_$Pointer$.base_626|)))) (exists ((|v_#memory_int_942| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse28 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse28 .cse25 4)) |v_#memory_int_943|) (= |v_#memory_int_26| (store |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse24 (select .cse28 .cse24)))))))))))))) (and (exists ((|v_#valid_79| (Array Int Int)) (|v_#memory_int_944| (Array Int (Array Int Int))) (|v_#memory_int_943| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_626| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.offset_626| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_34| (Array Int (Array Int Int))) (|v_#memory_int_BEFORE_CALL_34| (Array Int (Array Int Int))) (|v_#memory_int_274| (Array Int (Array Int Int)))) (let ((.cse32 (select |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse31 (select |v_#memory_int_944| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse29 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_34| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse30 (select |v_#memory_$Pointer$.base_626| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (not (= 0 .cse29)) (= (store |v_#memory_$Pointer$.base_626| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse30 .cse7 0) .cse8 0) .cse9 .cse29)) |v_#memory_$Pointer$.base_BEFORE_CALL_34|) (= (store |v_#valid_79| .cse29 1) |v_#valid_80|) (= |v_ULTIMATE.start_main_#t~mem55#1.base_14| .cse29) (= (store |v_#memory_int_944| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse31 .cse9 (select (select |v_#memory_int_BEFORE_CALL_34| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) |v_#memory_int_BEFORE_CALL_34|) (= (store |v_#memory_int_943| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_943| |c_ULTIMATE.start_main_~user~0#1.base|) .cse7 (select .cse32 .cse7))) |v_#memory_int_274|) (= (select |v_#valid_79| .cse29) 0) (= (store |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse32 .cse8 (select .cse31 .cse8))) |v_#memory_int_944|) (<= (+ 1 .cse29) |c_#StackHeapBarrier|) (= |v_#length_46| (store |v_#length_45| .cse29 44)) (let ((.cse35 (select |v_#memory_$Pointer$.offset_626| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_593| (Array Int (Array Int Int)))) (let ((.cse33 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse33 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse30 32))) |v_#memory_$Pointer$.base_626|) (= (store |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse33 36))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_593| (Array Int (Array Int Int)))) (let ((.cse34 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_593| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse34 36))) |v_#memory_$Pointer$.offset_13|) (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse34 28 0) 32 (select .cse35 32))) |v_#memory_$Pointer$.offset_626|)))) (exists ((|v_#memory_int_910| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse36 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse36 32 4)) |v_#memory_int_943|) (= |v_#memory_int_26| (store |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_910| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse36 28)))))))) (and (exists ((|v_#memory_$Pointer$.offset_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse37 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse37 .cse24 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse25 (select .cse35 .cse25))) |v_#memory_$Pointer$.offset_626|) (= (store |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 (select .cse37 .cse26))) |v_#memory_$Pointer$.offset_13|)))) (exists ((|v_#memory_$Pointer$.base_625| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse38 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_625| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 (select .cse38 .cse26)))) (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse38 .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) .cse25 (select .cse30 .cse25))) |v_#memory_$Pointer$.base_626|)))) (exists ((|v_#memory_int_942| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse39 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse39 .cse25 4)) |v_#memory_int_943|) (= |v_#memory_int_26| (store |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base|) .cse26 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse24 (select .cse39 .cse24))))))))))))) .cse4))) (not (= |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 0)) (= (store .cse40 .cse2 (store (select .cse40 .cse2) .cse3 (select (select |c_#memory_$Pointer$.base| .cse2) .cse3))) |c_#memory_$Pointer$.base|) (= (store |v_#memory_$Pointer$.base_209| .cse41 (store (select |v_#memory_$Pointer$.base_209| .cse41) .cse42 (select (select |v_#memory_$Pointer$.base_211| .cse41) .cse42))) |v_#memory_$Pointer$.base_211|) (= |v_#memory_$Pointer$.offset_211| (store |v_#memory_$Pointer$.offset_209| .cse41 (store (select |v_#memory_$Pointer$.offset_209| .cse41) .cse42 (select (select |v_#memory_$Pointer$.offset_211| .cse41) .cse42)))) (= (store |v_#memory_int_945| .cse43 (store (select |v_#memory_int_945| .cse43) .cse44 (select (select |v_#memory_int_275| .cse43) .cse44))) |v_#memory_int_275|) (= (let ((.cse45 (let ((.cse48 (let ((.cse49 (store |v_#memory_int_275| .cse52 (store (select |v_#memory_int_275| .cse52) .cse53 32)))) (store .cse49 .cse50 (store (select .cse49 .cse50) .cse51 5))))) (store .cse48 .cse41 (store (select .cse48 .cse41) .cse42 8))))) (store .cse45 .cse46 (store (select .cse45 .cse46) .cse47 (select (select |v_#memory_int_276| .cse46) .cse47)))) |v_#memory_int_276|) (= |c_#valid| (store |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1)) (= (store .cse54 .cse52 (store (select .cse54 .cse52) .cse53 (select (select |v_#memory_$Pointer$.offset_210| .cse52) .cse53))) |v_#memory_$Pointer$.offset_210|) (= (store .cse55 .cse52 (store (select .cse55 .cse52) .cse53 (select (select |v_#memory_$Pointer$.base_210| .cse52) .cse53))) |v_#memory_$Pointer$.base_210|) (= |c_#memory_$Pointer$.offset| (store .cse56 .cse2 (store (select .cse56 .cse2) .cse3 (select (select |c_#memory_$Pointer$.offset| .cse2) .cse3)))) (= |c_#length| (store |v_#length_46| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 384)) (= (store |v_#memory_$Pointer$.base_210| .cse50 (store (select |v_#memory_$Pointer$.base_210| .cse50) .cse51 (select (select |v_#memory_$Pointer$.base_209| .cse50) .cse51))) |v_#memory_$Pointer$.base_209|) (= |v_#memory_$Pointer$.offset_209| (store |v_#memory_$Pointer$.offset_210| .cse50 (store (select |v_#memory_$Pointer$.offset_210| .cse50) .cse51 (select (select |v_#memory_$Pointer$.offset_209| .cse50) .cse51)))))))))))) is different from false [2024-11-09 04:58:34,321 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68)) (.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60)) (.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64))) (and (exists ((|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_631| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.offset_98| (store |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse1 .cse0)))) (= (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse1 .cse2 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3))) |c_#memory_$Pointer$.offset|)))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_948| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse2 (select .cse4 .cse2))) |v_#memory_int_119|) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse4 .cse3 4)) |c_#memory_int|)))) (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_631| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse5 .cse0))) |v_#memory_$Pointer$.base_98|) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse5 .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3))))))))) is different from true [2024-11-09 04:58:34,351 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 48)) (.cse6 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 44)) (.cse0 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68)) (.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60))) (and (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_632| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_631| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse4 (select |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse1 .cse0))) |v_#memory_$Pointer$.base_98|) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse1 .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse4 .cse3))) |v_#memory_$Pointer$.base_632|) (= (store |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse4 .cse5 0) .cse6 0)) |c_#memory_$Pointer$.base|)))) (exists ((|v_#memory_$Pointer$.offset_632| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_631| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse8 (select |v_#memory_$Pointer$.offset_632| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.offset_632| (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse7 .cse2 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse3 (select .cse8 .cse3)))) (= |v_#memory_$Pointer$.offset_98| (store |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse7 .cse0)))) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_632| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse8 .cse5 0) .cse6 0)))))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_277| (Array Int (Array Int Int))) (|v_#memory_int_948| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse9 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse9 .cse3 4) .cse5 (select .cse10 .cse5))) |v_#memory_int_277|) (= (store |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse10 .cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) |c_#memory_int|) (= (store |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse2 (select .cse9 .cse2))) |v_#memory_int_119|)))))) is different from true [2024-11-09 04:59:07,611 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse10 (+ 40 |c_ULTIMATE.start_main_~user~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (and (= |c_ULTIMATE.start_main_#t~mem214#1.offset| (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)) (exists ((|v_#memory_$Pointer$.offset_214| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_634| (Array Int (Array Int Int))) (|v_#memory_int_279| (Array Int (Array Int Int))) (|v_#memory_int_951| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_634| (Array Int (Array Int Int))) (|v_#valid_82| (Array Int Int)) (|v_ULTIMATE.start_main_#t~mem204#1.base_15| Int) (|v_ULTIMATE.start_main_#t~malloc211#1.base_6| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_214| (Array Int (Array Int Int))) (|v_#memory_int_278| (Array Int (Array Int Int)))) (let ((.cse30 (select (select |v_#memory_$Pointer$.base_634| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse31 (+ 16 (select (select |v_#memory_$Pointer$.offset_634| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (.cse34 (select (select |v_#memory_$Pointer$.base_216| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse35 (select (select |v_#memory_$Pointer$.offset_216| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (let ((.cse40 (store |v_#memory_$Pointer$.offset_216| .cse34 (store (select |v_#memory_$Pointer$.offset_216| .cse34) .cse35 0))) (.cse41 (store |v_#memory_$Pointer$.base_216| .cse34 (store (select |v_#memory_$Pointer$.base_216| .cse34) .cse35 |v_ULTIMATE.start_main_#t~malloc211#1.base_6|))) (.cse25 (store |v_#memory_$Pointer$.offset_634| .cse30 (store (select |v_#memory_$Pointer$.offset_634| .cse30) .cse31 .cse10))) (.cse32 (store |v_#memory_$Pointer$.base_634| .cse30 (store (select |v_#memory_$Pointer$.base_634| .cse30) .cse31 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse26 (select (select .cse32 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse27 (+ (select (select .cse25 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10) 4)) (.cse2 (select (select |v_#memory_$Pointer$.base_214| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_214| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10) 20)) (.cse28 (select (select |v_#memory_$Pointer$.base_215| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_215| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10) 8)) (.cse38 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse39 (+ 40 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)))) (and (= (store |v_#memory_$Pointer$.offset_214| .cse2 (store (select |v_#memory_$Pointer$.offset_214| .cse2) .cse3 (select (select |v_#memory_$Pointer$.offset_216| .cse2) .cse3))) |v_#memory_$Pointer$.offset_216|) (not (= |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 0)) (let ((.cse12 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60)) (.cse13 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68))) (let ((.cse4 (exists ((|v_#memory_$Pointer$.offset_632| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_631| (Array Int (Array Int Int)))) (let ((.cse24 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.offset_632| (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse24 .cse12 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse13 (select (select |v_#memory_$Pointer$.offset_632| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)))) (= |v_#memory_$Pointer$.offset_98| (store |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 (select .cse24 .cse5)))))))) (.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 48)) (.cse9 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 44)) (.cse17 (exists ((|v_#Ultimate.C_memset_#t~loopctr564_34| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr564_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr564_34|))))) (or (and .cse4 (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#length_47| (Array Int Int)) (|v_#valid_81| (Array Int Int)) (|v_#memory_$Pointer$.base_632| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_631| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_29| (Array Int (Array Int Int)))) (let ((.cse6 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse7 (select |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse11 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_29| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (and (= (store |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 (select .cse6 .cse5))) |v_#memory_$Pointer$.base_98|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_29| (store |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse7 .cse8 0) .cse9 0) .cse10 .cse11))) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse6 .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13 (select .cse7 .cse13))) |v_#memory_$Pointer$.base_632|) (not (= .cse11 0)) (= .cse11 |v_ULTIMATE.start_main_#t~mem204#1.base_15|) (= (select |v_#valid_81| .cse11) 0) (= (store |v_#length_47| .cse11 44) |v_#length_48|) (<= (+ .cse11 1) |c_#StackHeapBarrier|) (= (store |v_#valid_81| .cse11 1) |v_#valid_82|)))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_950| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_29| (Array Int (Array Int Int))) (|v_#memory_int_277| (Array Int (Array Int Int))) (|v_#memory_int_948| (Array Int (Array Int Int)))) (let ((.cse15 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse16 (select |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse14 (select |v_#memory_int_950| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_old(#memory_int)_AFTER_CALL_29| (store |v_#memory_int_950| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse14 .cse10 (select (select |v_old(#memory_int)_AFTER_CALL_29| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)))) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse15 .cse13 4) .cse8 (select .cse16 .cse8))) |v_#memory_int_277|) (= (store |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse12 (select .cse15 .cse12))) |v_#memory_int_119|) (= (store |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse16 .cse9 (select .cse14 .cse9))) |v_#memory_int_950|)))) .cse17) (and .cse4 (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_950| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_30| (Array Int (Array Int Int))) (|v_#memory_int_277| (Array Int (Array Int Int))) (|v_#memory_int_948| (Array Int (Array Int Int)))) (let ((.cse19 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse20 (select |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse18 (select |v_#memory_int_950| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_old(#memory_int)_AFTER_CALL_30| (store |v_#memory_int_950| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse18 .cse10 (select (select |v_old(#memory_int)_AFTER_CALL_30| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)))) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse19 .cse13 4) .cse8 (select .cse20 .cse8))) |v_#memory_int_277|) (= (store |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_948| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse12 (select .cse19 .cse12))) |v_#memory_int_119|) (= (store |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse20 .cse9 (select .cse18 .cse9))) |v_#memory_int_950|)))) (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_30| (Array Int (Array Int Int))) (|v_#length_47| (Array Int Int)) (|v_#memory_$Pointer$.base_632| (Array Int (Array Int Int))) (|v_#valid_81| (Array Int Int)) (|v_#memory_$Pointer$.base_631| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse21 (select |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_30| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (and (= (store |v_#memory_$Pointer$.base_632| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse21 .cse8 0) .cse9 0) .cse10 .cse22)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_30|) (= (store |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_631| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 (select .cse23 .cse5))) |v_#memory_$Pointer$.base_98|) (<= (+ .cse22 1) |c_#StackHeapBarrier|) (= .cse22 |v_ULTIMATE.start_main_#t~mem204#1.base_15|) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse23 .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13 (select .cse21 .cse13))) |v_#memory_$Pointer$.base_632|) (not (= .cse22 0)) (= (select |v_#valid_81| .cse22) 0) (= (store |v_#valid_81| .cse22 1) |v_#valid_82|) (= (store |v_#length_47| .cse22 44) |v_#length_48|)))) .cse17)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 384) |c_#length|) (= (store .cse25 .cse26 (store (select .cse25 .cse26) .cse27 (select (select |v_#memory_$Pointer$.offset_215| .cse26) .cse27))) |v_#memory_$Pointer$.offset_215|) (= (store |v_#memory_$Pointer$.offset_215| .cse28 (store (select |v_#memory_$Pointer$.offset_215| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_214| .cse28) .cse29))) |v_#memory_$Pointer$.offset_214|) (= (store |v_#memory_int_951| .cse30 (store (select |v_#memory_int_951| .cse30) .cse31 (select (select |v_#memory_int_278| .cse30) .cse31))) |v_#memory_int_278|) (= (store .cse32 .cse26 (store (select .cse32 .cse26) .cse27 (select (select |v_#memory_$Pointer$.base_215| .cse26) .cse27))) |v_#memory_$Pointer$.base_215|) (<= (+ |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 1) |c_#StackHeapBarrier|) (= (select |v_#valid_82| |v_ULTIMATE.start_main_#t~malloc211#1.base_6|) 0) (= (let ((.cse33 (let ((.cse36 (let ((.cse37 (store |v_#memory_int_278| .cse26 (store (select |v_#memory_int_278| .cse26) .cse27 32)))) (store .cse37 .cse28 (store (select .cse37 .cse28) .cse29 5))))) (store .cse36 .cse2 (store (select .cse36 .cse2) .cse3 40))))) (store .cse33 .cse34 (store (select .cse33 .cse34) .cse35 (select (select |v_#memory_int_279| .cse34) .cse35)))) |v_#memory_int_279|) (= |v_#memory_$Pointer$.base_216| (store |v_#memory_$Pointer$.base_214| .cse2 (store (select |v_#memory_$Pointer$.base_214| .cse2) .cse3 (select (select |v_#memory_$Pointer$.base_216| .cse2) .cse3)))) (= (store |v_#memory_int_279| .cse38 (store (select |v_#memory_int_279| .cse38) .cse39 2685476833)) |c_#memory_int|) (= |c_#memory_$Pointer$.offset| (store .cse40 .cse38 (store (select .cse40 .cse38) .cse39 (select (select |c_#memory_$Pointer$.offset| .cse38) .cse39)))) (= |c_#valid| (store |v_#valid_82| |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_215| .cse28 (store (select |v_#memory_$Pointer$.base_215| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_214| .cse28) .cse29))) |v_#memory_$Pointer$.base_214|) (= |c_#memory_$Pointer$.base| (store .cse41 .cse38 (store (select .cse41 .cse38) .cse39 (select (select |c_#memory_$Pointer$.base| .cse38) .cse39))))))))) (= |c_ULTIMATE.start_main_#t~mem214#1.base| (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))))) is different from false [2024-11-09 05:00:56,453 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7093#(and (<= 1 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond#1| 0) (exists ((|v_ULTIMATE.start_main_~_hf_hashv~0#1_482| Int) (|v_ULTIMATE.start_main_~_hf_bkt~0#1_17| Int) (|v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1| Int)) (and (or (and (not (= (mod (+ 4294967295 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (+ (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8) 4))) 4294967296) 0)) (or (and (= (mod (+ 4294967295 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (+ (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8) 4))) 4294967296) (mod |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| 4294967296)) (= |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| |v_ULTIMATE.start_main_~_hf_bkt~0#1_17|)) (and (<= (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296) (mod |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| 4294967296)) (<= (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296) (mod (+ 4294967295 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (+ (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8) 4))) 4294967296)) (not (= (mod (+ 4294967295 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (+ (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8) 4))) 4294967296) (mod |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| 4294967296))))) (not (= (mod |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| 4294967296) 0))) (and (or (= (mod (+ 4294967295 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (+ (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8) 4))) 4294967296) 0) (= (mod |v_ULTIMATE.start_main_~_hf_hashv~0#1_482| 4294967296) 0)) (= 0 |v_ULTIMATE.start_main_~_hf_bkt~0#1_17|))) (not (= |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1| 0)) (or (and (<= (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296) 2147483647) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (* 12 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296)))) 0)) (and (<= 2147483648 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8))) (+ (- 51539607552) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (* 12 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296)))) 0))) (or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (* 12 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296)))) 0) (<= (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296) 2147483647)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8))) (+ (- 51539607552) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~users~0#1.base_BEFORE_CALL_1|) 8)) (* 12 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296))))) (<= 2147483648 (mod |v_ULTIMATE.start_main_~_hf_bkt~0#1_17| 4294967296)))))) (= ~count_int_int~0 1))' at error location [2024-11-09 05:00:56,454 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:00:56,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:00:56,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-09 05:00:56,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132003838] [2024-11-09 05:00:56,454 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:00:56,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 05:00:56,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:00:56,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 05:00:56,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=2623, Unknown=54, NotChecked=540, Total=3422 [2024-11-09 05:00:56,458 INFO L87 Difference]: Start difference. First operand 418 states and 506 transitions. Second operand has 9 states, 7 states have (on average 16.285714285714285) internal successors, (114), 9 states have internal predecessors, (114), 2 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 05:00:58,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:00,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:02,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:04,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:06,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:08,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:10,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:12,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:14,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:16,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:18,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:20,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:22,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:24,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:26,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:28,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []