./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/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_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:20:56,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:20:56,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:20:56,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:20:56,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:20:57,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:20:57,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:20:57,034 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:20:57,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:20:57,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:20:57,040 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:20:57,040 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:20:57,040 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:20:57,041 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:20:57,041 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:20:57,042 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:20:57,042 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:20:57,047 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:20:57,047 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:20:57,048 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:20:57,048 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:20:57,052 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:20:57,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:20:57,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:20:57,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:20:57,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:20:57,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:20:57,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:20:57,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:20:57,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:20:57,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:20:57,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:20:57,062 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:20:57,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:20:57,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:20:57,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:20:57,063 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:20:57,063 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:20:57,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:20:57,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:20:57,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:20:57,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:20:57,068 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:20:57,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:20:57,069 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:20:57,069 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:20:57,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:20:57,070 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_401b226f-83da-4c1e-8d0e-6a14d81164b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2024-11-09 07:20:57,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:20:57,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:20:57,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:20:57,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:20:57,403 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:20:57,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i Unable to find full path for "g++" [2024-11-09 07:20:59,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:20:59,936 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:20:59,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2024-11-09 07:20:59,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/data/6f491a43b/4b44448c24764935a6917a4eb548756b/FLAG586a47ca3 [2024-11-09 07:20:59,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/data/6f491a43b/4b44448c24764935a6917a4eb548756b [2024-11-09 07:20:59,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:20:59,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:20:59,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:20:59,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:20:59,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:20:59,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:20:59" (1/1) ... [2024-11-09 07:21:00,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c91092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:20:59, skipping insertion in model container [2024-11-09 07:21:00,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:20:59" (1/1) ... [2024-11-09 07:21:00,100 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:21:00,821 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i[33022,33035] [2024-11-09 07:21:01,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:21:01,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:21:01,240 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i[33022,33035] [2024-11-09 07:21:01,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:21:01,464 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:21:01,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01 WrapperNode [2024-11-09 07:21:01,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:21:01,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:21:01,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:21:01,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:21:01,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,656 INFO L138 Inliner]: procedures = 177, calls = 506, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3329 [2024-11-09 07:21:01,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:21:01,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:21:01,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:21:01,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:21:01,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:21:01,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:21:01,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:21:01,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:21:01,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (1/1) ... [2024-11-09 07:21:01,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:21:01,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:21:01,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:21:01,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:21:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-11-09 07:21:01,959 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-11-09 07:21:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:21:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 07:21:01,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 07:21:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:21:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 07:21:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 07:21:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:21:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:21:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:21:02,388 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:21:02,391 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:21:05,729 INFO L? ?]: Removed 778 outVars from TransFormulas that were not future-live. [2024-11-09 07:21:05,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:21:09,734 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:21:09,738 INFO L316 CfgBuilder]: Removed 139 assume(true) statements. [2024-11-09 07:21:09,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:21:09 BoogieIcfgContainer [2024-11-09 07:21:09,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:21:09,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:21:09,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:21:09,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:21:09,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:20:59" (1/3) ... [2024-11-09 07:21:09,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd09f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:21:09, skipping insertion in model container [2024-11-09 07:21:09,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:21:01" (2/3) ... [2024-11-09 07:21:09,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd09f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:21:09, skipping insertion in model container [2024-11-09 07:21:09,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:21:09" (3/3) ... [2024-11-09 07:21:09,749 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test10-1.i [2024-11-09 07:21:09,768 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:21:09,768 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:21:09,855 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:21:09,860 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=LoopHeads, 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;@bfbac8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:21:09,860 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:21:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 291 states, 272 states have (on average 1.75) internal successors, (476), 277 states have internal predecessors, (476), 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 07:21:09,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 07:21:09,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:21:09,873 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:21:09,874 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:21:09,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:21:09,879 INFO L85 PathProgramCache]: Analyzing trace with hash 945786924, now seen corresponding path program 1 times [2024-11-09 07:21:09,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:21:09,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444148899] [2024-11-09 07:21:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:21:09,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:21:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:21:10,090 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 07:21:10,091 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:21:10,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444148899] [2024-11-09 07:21:10,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444148899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:21:10,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:21:10,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:21:10,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338646769] [2024-11-09 07:21:10,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:21:10,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:21:10,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:21:10,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:21:10,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:21:10,129 INFO L87 Difference]: Start difference. First operand has 291 states, 272 states have (on average 1.75) internal successors, (476), 277 states have internal predecessors, (476), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 07:21:12,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:14,203 WARN L539 Checker$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 07:21:16,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:18,225 WARN L539 Checker$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 07:21:20,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:22,255 WARN L539 Checker$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 07:21:24,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:26,376 WARN L539 Checker$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 07:21:28,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:21:30,894 WARN L539 Checker$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 07:21:32,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:34,946 WARN L539 Checker$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 07:21:36,960 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 07:21:36,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:21:36,989 INFO L93 Difference]: Finished difference Result 581 states and 1015 transitions. [2024-11-09 07:21:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:21:36,995 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 12 [2024-11-09 07:21:36,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:21:37,011 INFO L225 Difference]: With dead ends: 581 [2024-11-09 07:21:37,011 INFO L226 Difference]: Without dead ends: 289 [2024-11-09 07:21:37,016 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 07:21:37,030 INFO L432 NwaCegarLoop]: 315 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:21:37,031 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 315 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 13 Unknown, 0 Unchecked, 26.8s Time] [2024-11-09 07:21:37,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-09 07:21:37,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-09 07:21:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 271 states have (on average 1.2140221402214022) internal successors, (329), 276 states have internal predecessors, (329), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-09 07:21:37,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 356 transitions. [2024-11-09 07:21:37,107 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 356 transitions. Word has length 12 [2024-11-09 07:21:37,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:21:37,108 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 356 transitions. [2024-11-09 07:21:37,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 07:21:37,108 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 356 transitions. [2024-11-09 07:21:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 07:21:37,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:21:37,111 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] [2024-11-09 07:21:37,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:21:37,112 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:21:37,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:21:37,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2038389299, now seen corresponding path program 1 times [2024-11-09 07:21:37,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:21:37,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227522003] [2024-11-09 07:21:37,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:21:37,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:21:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:21:37,941 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 07:21:37,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:21:37,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227522003] [2024-11-09 07:21:37,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227522003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:21:37,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:21:37,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:21:37,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929042528] [2024-11-09 07:21:37,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:21:37,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:21:37,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:21:37,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:21:37,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:21:37,947 INFO L87 Difference]: Start difference. First operand 289 states and 356 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 07:21:40,032 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 07:21:42,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:44,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:46,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:48,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:50,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:52,101 WARN L539 Checker$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 07:21:54,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:56,542 WARN L539 Checker$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 07:21:58,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:00,547 WARN L539 Checker$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 07:22:02,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:04,558 WARN L539 Checker$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 07:22:06,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:08,594 WARN L539 Checker$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 07:22:10,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:12,601 WARN L539 Checker$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 07:22:14,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:16,616 WARN L539 Checker$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 07:22:18,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:20,632 WARN L539 Checker$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 07:22:22,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:24,639 WARN L539 Checker$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 07:22:26,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:28,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:30,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:32,598 WARN L539 Checker$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 07:22:34,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:36,666 WARN L539 Checker$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 07:22:38,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:40,673 WARN L539 Checker$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 07:22:44,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:46,413 WARN L539 Checker$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 07:22:48,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:50,428 WARN L539 Checker$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 07:22:52,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:54,436 WARN L539 Checker$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 07:22:56,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:22:58,487 WARN L539 Checker$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 07:23:00,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:02,498 WARN L539 Checker$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 07:23:03,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:23:03,297 INFO L93 Difference]: Finished difference Result 495 states and 613 transitions. [2024-11-09 07:23:03,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:23:03,297 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 27 [2024-11-09 07:23:03,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:23:03,300 INFO L225 Difference]: With dead ends: 495 [2024-11-09 07:23:03,301 INFO L226 Difference]: Without dead ends: 322 [2024-11-09 07:23:03,303 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 07:23:03,304 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 35 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 1 mSolverCounterUnsat, 40 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 40 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85.3s IncrementalHoareTripleChecker+Time [2024-11-09 07:23:03,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 884 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 151 Invalid, 40 Unknown, 0 Unchecked, 85.3s Time] [2024-11-09 07:23:03,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-09 07:23:03,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 291. [2024-11-09 07:23:03,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 273 states have (on average 1.2124542124542124) internal successors, (331), 278 states have internal predecessors, (331), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-09 07:23:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 358 transitions. [2024-11-09 07:23:03,340 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 358 transitions. Word has length 27 [2024-11-09 07:23:03,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:23:03,341 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 358 transitions. [2024-11-09 07:23:03,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 07:23:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 358 transitions. [2024-11-09 07:23:03,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 07:23:03,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:23:03,344 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] [2024-11-09 07:23:03,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:23:03,344 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:23:03,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:23:03,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1622487821, now seen corresponding path program 1 times [2024-11-09 07:23:03,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:23:03,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978546621] [2024-11-09 07:23:03,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:23:03,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:23:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:23:03,780 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 07:23:03,780 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:23:03,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978546621] [2024-11-09 07:23:03,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978546621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:23:03,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:23:03,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:23:03,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125928438] [2024-11-09 07:23:03,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:23:03,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:23:03,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:23:03,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:23:03,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:23:03,785 INFO L87 Difference]: Start difference. First operand 291 states and 358 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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 07:23:05,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:07,830 WARN L539 Checker$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 07:23:09,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:11,855 WARN L539 Checker$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 07:23:14,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:16,653 WARN L539 Checker$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 07:23:18,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:20,667 WARN L539 Checker$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 07:23:22,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:24,690 WARN L539 Checker$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 07:23:26,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:28,732 WARN L539 Checker$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 07:23:30,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:32,752 WARN L539 Checker$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 07:23:34,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:36,765 WARN L539 Checker$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 07:23:38,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:40,844 WARN L539 Checker$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 07:23:42,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:44,859 WARN L539 Checker$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 07:23:46,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:23:47,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:23:49,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:51,535 WARN L539 Checker$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 07:23:53,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:55,550 WARN L539 Checker$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 07:23:57,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:59,955 WARN L539 Checker$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 07:24:01,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:03,974 WARN L539 Checker$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 07:24:05,978 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 07:24:06,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:24:06,002 INFO L93 Difference]: Finished difference Result 716 states and 878 transitions. [2024-11-09 07:24:06,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:24:06,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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 57 [2024-11-09 07:24:06,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:24:06,006 INFO L225 Difference]: With dead ends: 716 [2024-11-09 07:24:06,007 INFO L226 Difference]: Without dead ends: 428 [2024-11-09 07:24:06,008 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 07:24:06,009 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 139 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.2s IncrementalHoareTripleChecker+Time [2024-11-09 07:24:06,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 611 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 28 Unknown, 0 Unchecked, 62.2s Time] [2024-11-09 07:24:06,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-09 07:24:06,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 423. [2024-11-09 07:24:06,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 400 states have (on average 1.1975) internal successors, (479), 405 states have internal predecessors, (479), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 07:24:06,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 516 transitions. [2024-11-09 07:24:06,106 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 516 transitions. Word has length 57 [2024-11-09 07:24:06,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:24:06,107 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 516 transitions. [2024-11-09 07:24:06,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 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 07:24:06,107 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 516 transitions. [2024-11-09 07:24:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 07:24:06,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:24:06,117 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] [2024-11-09 07:24:06,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:24:06,118 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:24:06,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:24:06,123 INFO L85 PathProgramCache]: Analyzing trace with hash -418715091, now seen corresponding path program 1 times [2024-11-09 07:24:06,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:24:06,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180056050] [2024-11-09 07:24:06,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:24:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:24:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:24:08,202 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 07:24:08,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:24:08,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180056050] [2024-11-09 07:24:08,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180056050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:24:08,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:24:08,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:24:08,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254398110] [2024-11-09 07:24:08,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:24:08,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:24:08,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:24:08,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:24:08,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:24:08,210 INFO L87 Difference]: Start difference. First operand 423 states and 516 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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 07:24:10,278 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 07:24:11,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:13,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:15,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:17,994 WARN L539 Checker$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 07:24:19,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:22,006 WARN L539 Checker$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 07:24:24,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:26,013 WARN L539 Checker$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 07:24:28,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:24:30,394 WARN L539 Checker$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 07:24:32,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:34,413 WARN L539 Checker$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 07:24:36,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:38,419 WARN L539 Checker$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 07:24:40,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:42,433 WARN L539 Checker$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 07:24:44,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:46,086 WARN L539 Checker$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 07:24:48,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:50,107 WARN L539 Checker$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 07:24:52,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:53,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:24:56,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:24:58,347 WARN L539 Checker$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 07:25:00,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:02,360 WARN L539 Checker$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 07:25:04,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:05,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:07,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:09,753 WARN L539 Checker$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 07:25:11,756 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 07:25:11,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:25:11,770 INFO L93 Difference]: Finished difference Result 788 states and 963 transitions. [2024-11-09 07:25:11,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:25:11,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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 70 [2024-11-09 07:25:11,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:25:11,773 INFO L225 Difference]: With dead ends: 788 [2024-11-09 07:25:11,773 INFO L226 Difference]: Without dead ends: 423 [2024-11-09 07:25:11,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 07:25:11,775 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 17 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.5s IncrementalHoareTripleChecker+Time [2024-11-09 07:25:11,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 886 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 26 Unknown, 0 Unchecked, 63.5s Time] [2024-11-09 07:25:11,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-09 07:25:11,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2024-11-09 07:25:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 400 states have (on average 1.195) internal successors, (478), 405 states have internal predecessors, (478), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 07:25:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 515 transitions. [2024-11-09 07:25:11,796 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 515 transitions. Word has length 70 [2024-11-09 07:25:11,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:25:11,797 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 515 transitions. [2024-11-09 07:25:11,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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 07:25:11,797 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 515 transitions. [2024-11-09 07:25:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 07:25:11,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:25:11,800 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] [2024-11-09 07:25:11,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:25:11,801 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:25:11,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:25:11,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1676831473, now seen corresponding path program 1 times [2024-11-09 07:25:11,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:25:11,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869554525] [2024-11-09 07:25:11,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:25:11,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:25:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:25:12,156 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 07:25:12,156 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:25:12,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869554525] [2024-11-09 07:25:12,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869554525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:25:12,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:25:12,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:25:12,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864233942] [2024-11-09 07:25:12,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:25:12,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:25:12,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:25:12,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:25:12,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:25:12,158 INFO L87 Difference]: Start difference. First operand 423 states and 515 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 07:25:14,181 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 07:25:16,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:18,275 WARN L539 Checker$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 07:25:20,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:22,286 WARN L539 Checker$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 07:25:24,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:26,543 WARN L539 Checker$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 07:25:28,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:30,556 WARN L539 Checker$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 07:25:32,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:34,576 WARN L539 Checker$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 07:25:36,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:38,588 WARN L539 Checker$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 07:25:40,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:42,484 WARN L539 Checker$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 07:25:44,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:47,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:25:49,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:51,254 WARN L539 Checker$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 07:25:53,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:55,275 WARN L539 Checker$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 07:25:57,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:59,307 WARN L539 Checker$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 07:26:01,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:02,899 WARN L539 Checker$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 07:26:04,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:06,913 WARN L539 Checker$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 07:26:09,412 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 07:26:10,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:26:10,054 INFO L93 Difference]: Finished difference Result 964 states and 1174 transitions. [2024-11-09 07:26:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:26:10,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 96 [2024-11-09 07:26:10,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:26:10,058 INFO L225 Difference]: With dead ends: 964 [2024-11-09 07:26:10,058 INFO L226 Difference]: Without dead ends: 570 [2024-11-09 07:26:10,059 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 07:26:10,060 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 127 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 3 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:26:10,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 611 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 82 Invalid, 24 Unknown, 0 Unchecked, 57.9s Time] [2024-11-09 07:26:10,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-09 07:26:10,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 504. [2024-11-09 07:26:10,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 478 states have (on average 1.1882845188284519) internal successors, (568), 483 states have internal predecessors, (568), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-09 07:26:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 611 transitions. [2024-11-09 07:26:10,086 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 611 transitions. Word has length 96 [2024-11-09 07:26:10,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:26:10,090 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 611 transitions. [2024-11-09 07:26:10,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 07:26:10,090 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 611 transitions. [2024-11-09 07:26:10,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 07:26:10,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:26:10,092 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] [2024-11-09 07:26:10,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:26:10,092 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:26:10,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:26:10,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1334878262, now seen corresponding path program 1 times [2024-11-09 07:26:10,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:26:10,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494877481] [2024-11-09 07:26:10,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:26:10,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:26:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:26:10,761 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 07:26:10,762 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:26:10,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494877481] [2024-11-09 07:26:10,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494877481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:26:10,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:26:10,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:26:10,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793735132] [2024-11-09 07:26:10,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:26:10,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:26:10,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:26:10,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:26:10,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:26:10,765 INFO L87 Difference]: Start difference. First operand 504 states and 611 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 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 07:26:12,814 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 07:26:14,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:16,828 WARN L539 Checker$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 07:26:18,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:20,841 WARN L539 Checker$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 07:26:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:25,065 WARN L539 Checker$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 07:26:27,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:29,849 WARN L539 Checker$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 07:26:31,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:33,861 WARN L539 Checker$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 07:26:36,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:38,121 WARN L539 Checker$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 07:26:40,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:42,423 WARN L539 Checker$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 07:26:45,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:48,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:26:50,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:52,437 WARN L539 Checker$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 07:26:54,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:56,454 WARN L539 Checker$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 07:26:58,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:27:00,549 WARN L539 Checker$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 07:27:02,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:27:04,564 WARN L539 Checker$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 07:27:06,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:27:08,579 WARN L539 Checker$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 07:27:10,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:27:12,654 WARN L539 Checker$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 07:27:14,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:27:16,670 WARN L539 Checker$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 07:27:18,677 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 07:27:18,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:27:18,685 INFO L93 Difference]: Finished difference Result 1100 states and 1345 transitions. [2024-11-09 07:27:18,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:27:18,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 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 109 [2024-11-09 07:27:18,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:27:18,689 INFO L225 Difference]: With dead ends: 1100 [2024-11-09 07:27:18,690 INFO L226 Difference]: Without dead ends: 668 [2024-11-09 07:27:18,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:27:18,692 INFO L432 NwaCegarLoop]: 299 mSDtfsCounter, 1030 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 21 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1035 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:27:18,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1035 Valid, 631 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 176 Invalid, 29 Unknown, 0 Unchecked, 67.8s Time] [2024-11-09 07:27:18,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-09 07:27:18,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 412. [2024-11-09 07:27:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 391 states have (on average 1.186700767263427) internal successors, (464), 396 states have internal predecessors, (464), 17 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 07:27:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2024-11-09 07:27:18,723 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 109 [2024-11-09 07:27:18,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:27:18,724 INFO L471 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2024-11-09 07:27:18,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 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 07:27:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2024-11-09 07:27:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-09 07:27:18,726 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:27:18,726 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] [2024-11-09 07:27:18,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 07:27:18,726 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:27:18,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:27:18,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1762017912, now seen corresponding path program 1 times [2024-11-09 07:27:18,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:27:18,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395241436] [2024-11-09 07:27:18,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:27:18,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:27:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:27:22,855 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 07:27:22,858 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:27:22,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395241436] [2024-11-09 07:27:22,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395241436] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:27:22,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219548487] [2024-11-09 07:27:22,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:27:22,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:27:22,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:27:22,861 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:27:22,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:28:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:28:56,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 07:28:56,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:28:56,931 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 07:28:56,934 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:28:56,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219548487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:28:56,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 07:28:56,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-09 07:28:56,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325442429] [2024-11-09 07:28:56,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:28:56,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:28:56,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:28:56,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:28:56,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:28:56,937 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 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 07:28:58,978 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 07:29:01,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:03,081 WARN L539 Checker$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 07:29:05,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:07,191 WARN L539 Checker$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 07:29:09,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:11,197 WARN L539 Checker$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 07:29:12,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:16,628 WARN L539 Checker$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 07:29:18,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:20,636 WARN L539 Checker$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 07:29:22,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:24,656 WARN L539 Checker$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 07:29:26,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:28,716 WARN L539 Checker$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 07:29:31,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:33,157 WARN L539 Checker$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 07:29:35,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:38,630 WARN L539 Checker$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 07:29:40,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:42,641 WARN L539 Checker$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 07:29:44,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:46,657 WARN L539 Checker$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 07:29:47,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:49,792 WARN L539 Checker$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 07:29:51,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:53,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:55,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:29:57,751 WARN L539 Checker$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 07:29:59,755 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 07:29:59,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:29:59,769 INFO L93 Difference]: Finished difference Result 803 states and 977 transitions. [2024-11-09 07:29:59,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:29:59,769 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 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 117 [2024-11-09 07:29:59,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:29:59,772 INFO L225 Difference]: With dead ends: 803 [2024-11-09 07:29:59,772 INFO L226 Difference]: Without dead ends: 414 [2024-11-09 07:29:59,773 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 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 07:29:59,774 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 0 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 3 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 920 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:29:59,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 920 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 114 Invalid, 27 Unknown, 0 Unchecked, 62.8s Time] [2024-11-09 07:29:59,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2024-11-09 07:29:59,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2024-11-09 07:29:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 392 states have (on average 1.1887755102040816) internal successors, (466), 398 states have internal predecessors, (466), 17 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (19), 13 states have call predecessors, (19), 16 states have call successors, (19) [2024-11-09 07:29:59,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 502 transitions. [2024-11-09 07:29:59,812 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 502 transitions. Word has length 117 [2024-11-09 07:29:59,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:29:59,812 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 502 transitions. [2024-11-09 07:29:59,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 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 07:29:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 502 transitions. [2024-11-09 07:29:59,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-09 07:29:59,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:29:59,816 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] [2024-11-09 07:29:59,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:30:00,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:30:00,017 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:30:00,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:30:00,017 INFO L85 PathProgramCache]: Analyzing trace with hash -908110216, now seen corresponding path program 1 times [2024-11-09 07:30:00,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:30:00,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986332113] [2024-11-09 07:30:00,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:30:00,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:30:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:30:04,986 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 07:30:04,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:30:04,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986332113] [2024-11-09 07:30:04,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986332113] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:30:04,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961714729] [2024-11-09 07:30:04,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:30:04,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:30:04,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:30:04,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:30:04,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401b226f-83da-4c1e-8d0e-6a14d81164b1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 07:31:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:31:31,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 07:31:31,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:31:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 07:31:31,398 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:31:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 07:31:31,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961714729] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:31:31,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [33474157] [2024-11-09 07:31:31,620 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2024-11-09 07:31:31,620 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:31:31,624 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:31:31,630 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:31:31,631 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:32:18,351 INFO L197 IcfgInterpreter]: Interpreting procedure test_int_int with input of size 91 for LOIs [2024-11-09 07:32:18,422 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 80 for LOIs [2024-11-09 07:32:18,468 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 29 for LOIs [2024-11-09 07:32:18,493 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:32:48,366 WARN L286 SmtUtils]: Spent 7.83s on a formula simplification. DAG size of input: 239 DAG size of output: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:33:04,383 WARN L286 SmtUtils]: Spent 9.77s on a formula simplification. DAG size of input: 243 DAG size of output: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:33:40,876 WARN L286 SmtUtils]: Spent 29.27s on a formula simplification. DAG size of input: 500 DAG size of output: 312 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:33:41,011 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse1 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_591| (Array Int (Array Int Int)))) (let ((.cse0 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse0 36))) |v_#memory_$Pointer$.offset_13|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse0 28 0) 32 (select .cse1 32))))))) (= c_~count_int_int~0 0) (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|) (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0) (exists ((|v_#memory_$Pointer$.base_591| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse2 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse2 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse3 32)))) (= (store |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse2 36))) |v_#memory_$Pointer$.base_13|)))) (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.base| 0) (exists ((|v_#memory_int_908| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse4 28)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse4 32 4)) |c_#memory_int|))))) (let ((.cse6 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36))) (and (exists ((|v_#memory_int_940| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse6 (select .cse7 .cse6)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse7 .cse8 4)) |c_#memory_int|)))) (exists ((|v_#memory_$Pointer$.base_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse9 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse9 .cse6 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8 (select .cse3 .cse8)))) (= (store |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 (select .cse9 .cse5))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse10 .cse6 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse8 (select .cse1 .cse8)))) (= |v_#memory_$Pointer$.offset_13| (store |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse5 (select .cse10 .cse5))))))))))) is different from true [2024-11-09 07:34:06,298 WARN L286 SmtUtils]: Spent 7.90s 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 07:34:27,751 WARN L286 SmtUtils]: Spent 10.77s 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 07:35:23,139 WARN L286 SmtUtils]: Spent 15.69s 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 07:35:25,168 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) (and (= |c_ULTIMATE.start_main_#t~mem65#1.offset| (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)) (= (select (select |c_#memory_$Pointer$.base| .cse0) .cse1) |c_ULTIMATE.start_main_#t~mem65#1.base|) (exists ((|v_#memory_int_943| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_209| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc62#1.base_6| Int) (|v_#memory_$Pointer$.base_626| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_626| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_209| (Array Int (Array Int Int))) (|v_#valid_83| (Array Int Int)) (|v_ULTIMATE.start_main_#t~mem55#1.base_15| Int) (|v_#length_45| (Array Int Int)) (|v_#memory_int_275| (Array Int (Array Int Int))) (|v_#memory_int_276| (Array Int (Array Int Int))) (|v_#memory_$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$.base_210| (Array Int (Array Int Int)))) (let ((.cse46 (select (select |v_#memory_$Pointer$.base_211| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse47 (select (select |v_#memory_$Pointer$.offset_211| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse43 (select (select |v_#memory_$Pointer$.base_626| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse44 (+ 16 (select (select |v_#memory_$Pointer$.offset_626| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)))) (let ((.cse56 (store |v_#memory_$Pointer$.offset_626| .cse43 (store (select |v_#memory_$Pointer$.offset_626| .cse43) .cse44 .cse6))) (.cse54 (store |v_#memory_$Pointer$.base_626| .cse43 (store (select |v_#memory_$Pointer$.base_626| .cse43) .cse44 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse55 (store |v_#memory_$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$.base_211| .cse46) .cse47 |v_ULTIMATE.start_main_#t~malloc62#1.base_6|)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_209| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse42 (+ (select (select |v_#memory_$Pointer$.offset_209| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6) 20)) (.cse2 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse3 (+ 40 (select (select .cse55 |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) (.cse52 (select (select .cse54 |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse53 (+ (select (select .cse56 |c_ULTIMATE.start_main_~user~0#1.base|) .cse6) 4)) (.cse50 (select (select |v_#memory_$Pointer$.base_210| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)) (.cse51 (+ (select (select |v_#memory_$Pointer$.offset_210| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6) 8))) (and (= (store |v_#memory_int_276| .cse2 (store (select |v_#memory_int_276| .cse2) .cse3 2685476833)) |c_#memory_int|) (<= (+ |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1) |c_#StackHeapBarrier|) (let ((.cse4 (exists ((|v_#Ultimate.C_memset_#t~loopctr564_37| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr564_37|) (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr564_37| 4294967296))))) (.cse9 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse10 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse12 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse16 (= c_~count_int_int~0 0)) (.cse18 (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|)) (.cse19 (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse20 (= |c_ULTIMATE.start_main_~user~0#1.offset| 0)) (.cse21 (<= 1 |c_#StackHeapBarrier|)) (.cse22 (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse25 (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0)) (.cse27 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 12)) (.cse28 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 16))) (or (and .cse4 (exists ((|v_old(#memory_int)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_624| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_624| (Array Int (Array Int Int))) (|v_#memory_int_942| (Array Int (Array Int Int))) (|v_#memory_int_941| (Array Int (Array Int Int))) (|v_#valid_82| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#length_44| (Array Int Int)) (|v_#memory_int_274| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse26 (select |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse15 (select |v_#memory_$Pointer$.base_624| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse7 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) (and (= |v_old(#memory_int)_AFTER_CALL_26| (store |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse5 .cse6 (select (select |v_old(#memory_int)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6)))) (= (select |v_#valid_82| .cse7) 0) (= (store |v_#valid_82| .cse7 1) |v_#valid_83|) (<= (+ .cse7 1) |c_#StackHeapBarrier|) (= |v_ULTIMATE.start_main_#t~mem55#1.base_15| .cse7) (let ((.cse11 (select |v_#memory_$Pointer$.offset_624| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.offset_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse8 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse8 .cse9 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse10 (select .cse11 .cse10))) |v_#memory_$Pointer$.offset_624|) (= |v_#memory_$Pointer$.offset_13| (store |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 (select .cse8 .cse12))))))) (exists ((|v_#memory_int_940| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse13 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse9 (select .cse13 .cse9)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse13 .cse10 4)) |v_#memory_int_941|)))) (exists ((|v_#memory_$Pointer$.base_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse14 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse14 .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse15 .cse10))) |v_#memory_$Pointer$.base_624|) (= (store |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 (select .cse14 .cse12))) |v_#memory_$Pointer$.base_13|))))) (and .cse16 (exists ((|v_#memory_int_908| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse17 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse17 28)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse17 32 4)) |v_#memory_int_941|)))) .cse18 .cse19 .cse20 .cse21 .cse22 (exists ((|v_#memory_$Pointer$.base_591| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse23 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse15 32))) |v_#memory_$Pointer$.base_624|) (= (store |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse23 36))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_591| (Array Int (Array Int Int)))) (let ((.cse24 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse24 36))) |v_#memory_$Pointer$.offset_13|) (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse24 28 0) 32 (select .cse11 32))) |v_#memory_$Pointer$.offset_624|)))) .cse25))) (not (= .cse7 0)) (= (store |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse26 .cse27 (select .cse5 .cse27))) |v_#memory_int_942|) (= (store |v_#length_44| .cse7 44) |v_#length_45|) (= (store |v_#memory_int_941| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_941| |c_ULTIMATE.start_main_~user~0#1.base|) .cse28 (select .cse26 .cse28))) |v_#memory_int_274|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (store |v_#memory_$Pointer$.base_624| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse15 .cse28 0) .cse27 0) .cse6 .cse7))))))) (and .cse4 (exists ((|v_#memory_$Pointer$.offset_624| (Array Int (Array Int Int))) (|v_#memory_int_942| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_624| (Array Int (Array Int Int))) (|v_#memory_int_941| (Array Int (Array Int Int))) (|v_#valid_82| (Array Int Int)) (|v_#length_44| (Array Int Int)) (|v_#memory_$Pointer$.base_BEFORE_CALL_34| (Array Int (Array Int Int))) (|v_#memory_int_BEFORE_CALL_34| (Array Int (Array Int Int))) (|v_#memory_int_274| (Array Int (Array Int Int)))) (let ((.cse31 (select |v_#memory_$Pointer$.base_624| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse30 (select |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse39 (select |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse29 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_34| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) (and (not (= 0 .cse29)) (= (store |v_#memory_int_942| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse30 .cse6 (select (select |v_#memory_int_BEFORE_CALL_34| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) |v_#memory_int_BEFORE_CALL_34|) (= (store |v_#length_44| .cse29 44) |v_#length_45|) (= (store |v_#valid_82| .cse29 1) |v_#valid_83|) (= (select |v_#valid_82| .cse29) 0) (= (store |v_#memory_$Pointer$.base_624| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse31 .cse28 0) .cse27 0) .cse6 .cse29)) |v_#memory_$Pointer$.base_BEFORE_CALL_34|) (let ((.cse33 (select |v_#memory_$Pointer$.offset_624| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.offset_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse32 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse32 .cse9 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse10 (select .cse33 .cse10))) |v_#memory_$Pointer$.offset_624|) (= |v_#memory_$Pointer$.offset_13| (store |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 (select .cse32 .cse12))))))) (exists ((|v_#memory_int_940| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse34 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_940| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse9 (select .cse34 .cse9)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse34 .cse10 4)) |v_#memory_int_941|)))) (exists ((|v_#memory_$Pointer$.base_623| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse35 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse35 .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse31 .cse10))) |v_#memory_$Pointer$.base_624|) (= (store |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_623| |c_ULTIMATE.start_main_~user~0#1.base|) .cse12 (select .cse35 .cse12))) |v_#memory_$Pointer$.base_13|))))) (and .cse16 (exists ((|v_#memory_int_908| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse36 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_908| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse36 28)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse36 32 4)) |v_#memory_int_941|)))) .cse18 .cse19 .cse20 .cse21 .cse22 (exists ((|v_#memory_$Pointer$.base_591| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse37 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse37 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse31 32))) |v_#memory_$Pointer$.base_624|) (= (store |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse37 36))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_591| (Array Int (Array Int Int)))) (let ((.cse38 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_591| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse38 36))) |v_#memory_$Pointer$.offset_13|) (= (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse38 28 0) 32 (select .cse33 32))) |v_#memory_$Pointer$.offset_624|)))) .cse25))) (= (store |v_#memory_int_274| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse39 .cse27 (select .cse30 .cse27))) |v_#memory_int_942|) (= (store |v_#memory_int_941| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_941| |c_ULTIMATE.start_main_~user~0#1.base|) .cse28 (select .cse39 .cse28))) |v_#memory_int_274|) (= |v_ULTIMATE.start_main_#t~mem55#1.base_15| .cse29) (<= (+ 1 .cse29) |c_#StackHeapBarrier|))))))) (not (= |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 0)) (= (store .cse40 .cse2 (store (select .cse40 .cse2) .cse3 (select (select |c_#memory_$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$.base_211|) (= (store |v_#memory_int_943| .cse43 (store (select |v_#memory_int_943| .cse43) .cse44 (select (select |v_#memory_int_275| .cse43) .cse44))) |v_#memory_int_275|) (= |v_#memory_$Pointer$.offset_211| (store |v_#memory_$Pointer$.offset_209| .cse41 (store (select |v_#memory_$Pointer$.offset_209| .cse41) .cse42 (select (select |v_#memory_$Pointer$.offset_211| .cse41) .cse42)))) (= (select |v_#valid_83| |v_ULTIMATE.start_main_#t~malloc62#1.base_6|) 0) (= |v_#memory_int_276| (let ((.cse45 (let ((.cse48 (let ((.cse49 (store |v_#memory_int_275| .cse52 (store (select |v_#memory_int_275| .cse52) .cse53 32)))) (store .cse49 .cse50 (store (select .cse49 .cse50) .cse51 5))))) (store .cse48 .cse41 (store (select .cse48 .cse41) .cse42 8))))) (store .cse45 .cse46 (store (select .cse45 .cse46) .cse47 (select (select |v_#memory_int_276| .cse46) .cse47))))) (= |c_#valid| (store |v_#valid_83| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1)) (= (store .cse54 .cse52 (store (select .cse54 .cse52) .cse53 (select (select |v_#memory_$Pointer$.base_210| .cse52) .cse53))) |v_#memory_$Pointer$.base_210|) (= |c_#memory_$Pointer$.offset| (store .cse55 .cse2 (store (select .cse55 .cse2) .cse3 (select (select |c_#memory_$Pointer$.offset| .cse2) .cse3)))) (= (store |v_#memory_$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$.base_209|) (= (store |v_#length_45| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 384) |c_#length|) (= (store .cse56 .cse52 (store (select .cse56 .cse52) .cse53 (select (select |v_#memory_$Pointer$.offset_210| .cse52) .cse53))) |v_#memory_$Pointer$.offset_210|) (= |v_#memory_$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 07:35:43,456 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$.offset_629| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_629| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_629| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse1 .cse0))) |v_#memory_$Pointer$.offset_98|) (= (store |v_#memory_$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$.offset|)))) (exists ((|v_#memory_$Pointer$.base_629| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse4 .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3)))) (= (store |v_#memory_$Pointer$.base_629| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_629| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse4 .cse0))) |v_#memory_$Pointer$.base_98|)))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_946| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_946| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_946| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse2 (select .cse5 .cse2))) |v_#memory_int_119|) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse5 .cse3 4)) |c_#memory_int|)))))) is different from true [2024-11-09 07:35:43,553 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60)) (.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 48)) (.cse6 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 44)) (.cse0 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68))) (and (exists ((|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_629| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_630| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse4 (select |v_#memory_$Pointer$.offset_630| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_629| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_629| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse1 .cse0))) |v_#memory_$Pointer$.offset_98|) (= (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse1 .cse2 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse3 (select .cse4 .cse3))) |v_#memory_$Pointer$.offset_630|) (= (store |v_#memory_$Pointer$.offset_630| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse4 .cse5 0) .cse6 0)) |c_#memory_$Pointer$.offset|)))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_946| (Array Int (Array Int Int))) (|v_#memory_int_277| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse8 (select |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse7 .cse3 4) .cse5 (select .cse8 .cse5))) |v_#memory_int_277|) (= (store |v_#memory_int_946| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_946| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse2 (select .cse7 .cse2))) |v_#memory_int_119|) (= (store |v_#memory_int_277| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse8 .cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~user~0#1.base|) .cse6))) |c_#memory_int|)))) (exists ((|v_#memory_$Pointer$.base_629| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_630| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_$Pointer$.base_630| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse9 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse9 .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse10 .cse3))) |v_#memory_$Pointer$.base_630|) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_630| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse10 .cse5 0) .cse6 0))) (= (store |v_#memory_$Pointer$.base_629| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_629| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse9 .cse0))) |v_#memory_$Pointer$.base_98|)))))) is different from true