./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrlcpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrlcpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f1ad2d5826e88851ec05294e79547a11a54665f4a2cf6f0e66f9eabed656148f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:22:51,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:22:51,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:22:51,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:22:51,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:22:51,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:22:51,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:22:51,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:22:51,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:22:51,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:22:51,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:22:51,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:22:51,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:22:51,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:22:51,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:22:51,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:22:51,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:22:51,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:22:51,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:22:51,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:22:51,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:22:51,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:22:51,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:22:51,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:22:51,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:22:51,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:22:51,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:22:51,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:22:51,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:22:51,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:22:51,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:22:51,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:22:51,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:22:51,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:22:51,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:22:51,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:22:51,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:22:51,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:22:51,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:22:51,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:22:51,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:22:51,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 17:22:51,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:22:51,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:22:51,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:22:51,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:22:51,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:22:51,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:22:51,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:22:51,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:22:51,473 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:22:51,473 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:22:51,473 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:22:51,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:22:51,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:22:51,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:22:51,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:22:51,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:22:51,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:22:51,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:22:51,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:22:51,476 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:22:51,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:22:51,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1ad2d5826e88851ec05294e79547a11a54665f4a2cf6f0e66f9eabed656148f [2022-11-20 17:22:51,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:22:51,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:22:51,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:22:51,838 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:22:51,838 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:22:51,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrlcpy-alloca-2.i [2022-11-20 17:22:54,911 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:22:55,209 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:22:55,209 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrlcpy-alloca-2.i [2022-11-20 17:22:55,220 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/data/20e51ce5e/dae62e966dba47f5954504ff489845bd/FLAG02d3c4fd1 [2022-11-20 17:22:55,236 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/data/20e51ce5e/dae62e966dba47f5954504ff489845bd [2022-11-20 17:22:55,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:22:55,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:22:55,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:22:55,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:22:55,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:22:55,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5def6fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55, skipping insertion in model container [2022-11-20 17:22:55,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:22:55,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:22:55,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:22:55,650 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:22:55,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:22:55,724 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:22:55,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55 WrapperNode [2022-11-20 17:22:55,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:22:55,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:22:55,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:22:55,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:22:55,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,787 INFO L138 Inliner]: procedures = 111, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-20 17:22:55,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:22:55,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:22:55,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:22:55,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:22:55,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:22:55,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:22:55,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:22:55,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:22:55,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:55" (1/1) ... [2022-11-20 17:22:55,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:22:55,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:22:55,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:22:55,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5444733d-88f6-474e-ac30-68b9151b48a1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:22:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:22:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:22:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:22:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:22:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:22:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:22:56,063 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:22:56,066 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:22:56,338 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:22:56,424 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:22:56,424 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:22:56,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:22:56 BoogieIcfgContainer [2022-11-20 17:22:56,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:22:56,428 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:22:56,428 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:22:56,438 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:22:56,439 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:22:56" (1/1) ... [2022-11-20 17:22:56,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:22:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-20 17:22:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 17:22:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:22:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:56,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-20 17:22:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-20 17:22:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:22:57,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:57,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-11-20 17:22:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-20 17:22:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:22:57,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:57,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2022-11-20 17:22:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-11-20 17:22:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:22:57,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:57,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2022-11-20 17:22:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-11-20 17:22:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:22:58,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:58,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:58,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-11-20 17:22:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-20 17:22:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:22:58,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:58,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-11-20 17:22:59,057 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 17:22:59,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:22:59,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:59,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:59,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:00,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2022-11-20 17:23:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2022-11-20 17:23:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:23:00,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:00,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2022-11-20 17:23:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2022-11-20 17:23:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:23:00,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:00,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2022-11-20 17:23:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2022-11-20 17:23:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:23:02,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:02,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:03,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2022-11-20 17:23:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2022-11-20 17:23:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:23:03,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:03,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:04,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2022-11-20 17:23:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2022-11-20 17:23:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:23:04,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:04,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:05,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2022-11-20 17:23:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2022-11-20 17:23:05,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:23:05,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:05,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2022-11-20 17:23:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2022-11-20 17:23:06,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:23:06,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:06,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 57 states and 94 transitions. [2022-11-20 17:23:06,736 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 94 transitions. [2022-11-20 17:23:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:23:06,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:06,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2022-11-20 17:23:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2022-11-20 17:23:08,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:23:08,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:08,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 115 transitions. [2022-11-20 17:23:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 115 transitions. [2022-11-20 17:23:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:23:12,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:12,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:14,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:14,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 130 transitions. [2022-11-20 17:23:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2022-11-20 17:23:14,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:23:14,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:14,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:23:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 70 states and 129 transitions. [2022-11-20 17:23:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2022-11-20 17:23:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:23:15,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:15,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:23:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:18,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 70 states and 128 transitions. [2022-11-20 17:23:18,112 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 128 transitions. [2022-11-20 17:23:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:23:18,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:18,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:18,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:18,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2022-11-20 17:23:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2022-11-20 17:23:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:23:18,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 79 states and 158 transitions. [2022-11-20 17:23:26,346 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 158 transitions. [2022-11-20 17:23:26,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:23:26,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:26,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:26,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 82 states and 168 transitions. [2022-11-20 17:23:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 168 transitions. [2022-11-20 17:23:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:23:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:28,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:30,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:30,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 83 states and 173 transitions. [2022-11-20 17:23:30,922 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 173 transitions. [2022-11-20 17:23:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:23:30,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:30,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:31,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 84 states and 177 transitions. [2022-11-20 17:23:33,480 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 177 transitions. [2022-11-20 17:23:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:23:33,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:35,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 89 states and 192 transitions. [2022-11-20 17:23:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 192 transitions. [2022-11-20 17:23:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:23:42,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:43,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:23:48,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 93 states and 203 transitions. [2022-11-20 17:23:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 203 transitions. [2022-11-20 17:23:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:23:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 95 states and 206 transitions. [2022-11-20 17:23:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 206 transitions. [2022-11-20 17:23:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:23:49,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:49,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 98 states and 214 transitions. [2022-11-20 17:23:55,515 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 214 transitions. [2022-11-20 17:23:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:23:55,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:55,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 103 states and 221 transitions. [2022-11-20 17:24:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 221 transitions. [2022-11-20 17:24:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:24:03,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:03,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 104 states and 221 transitions. [2022-11-20 17:24:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 221 transitions. [2022-11-20 17:24:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:24:04,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:04,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 112 states and 245 transitions. [2022-11-20 17:24:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 245 transitions. [2022-11-20 17:24:23,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:24:23,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:23,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:24:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 114 states and 248 transitions. [2022-11-20 17:24:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 248 transitions. [2022-11-20 17:24:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:24:24,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:24,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:42,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 123 states and 279 transitions. [2022-11-20 17:24:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 279 transitions. [2022-11-20 17:24:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:24:42,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 124 states and 279 transitions. [2022-11-20 17:24:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 279 transitions. [2022-11-20 17:24:42,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:24:42,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:42,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 129 states and 291 transitions. [2022-11-20 17:24:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 291 transitions. [2022-11-20 17:24:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:24:50,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:50,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 139 states and 326 transitions. [2022-11-20 17:25:17,232 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 326 transitions. [2022-11-20 17:25:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:17,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:17,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:17,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 140 states and 330 transitions. [2022-11-20 17:25:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 330 transitions. [2022-11-20 17:25:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:21,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:21,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 147 states and 356 transitions. [2022-11-20 17:25:40,580 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 356 transitions. [2022-11-20 17:25:40,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:40,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:40,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 150 states and 372 transitions. [2022-11-20 17:25:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 372 transitions. [2022-11-20 17:25:48,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:48,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:48,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:25:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 153 states and 380 transitions. [2022-11-20 17:25:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 380 transitions. [2022-11-20 17:25:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:54,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:54,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:54,324 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:25:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 154 states and 382 transitions. [2022-11-20 17:25:59,723 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 382 transitions. [2022-11-20 17:25:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:59,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 160 states and 403 transitions. [2022-11-20 17:26:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 403 transitions. [2022-11-20 17:26:24,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:26:24,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:24,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:26:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 161 states and 405 transitions. [2022-11-20 17:26:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 405 transitions. [2022-11-20 17:26:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:26:26,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:26,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 169 states and 435 transitions. [2022-11-20 17:26:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 435 transitions. [2022-11-20 17:26:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:55,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:55,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:26:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:59,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 172 states and 438 transitions. [2022-11-20 17:26:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 438 transitions. [2022-11-20 17:26:59,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:26:59,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 178 states and 453 transitions. [2022-11-20 17:27:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 453 transitions. [2022-11-20 17:27:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:23,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:23,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:29,657 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 188 states and 490 transitions. [2022-11-20 17:27:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 490 transitions. [2022-11-20 17:27:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:27:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:59,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:28:07,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:07,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 191 states and 495 transitions. [2022-11-20 17:28:07,848 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 495 transitions. [2022-11-20 17:28:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:07,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:07,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 202 states and 531 transitions. [2022-11-20 17:29:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 531 transitions. [2022-11-20 17:29:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:29:08,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:08,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:29:10,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 534 transitions. [2022-11-20 17:29:10,430 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 534 transitions. [2022-11-20 17:29:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:29:10,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:10,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:54,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 210 states and 561 transitions. [2022-11-20 17:29:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 561 transitions. [2022-11-20 17:29:54,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:29:54,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:54,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 211 states and 564 transitions. [2022-11-20 17:30:11,471 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 564 transitions. [2022-11-20 17:30:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:30:11,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:11,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:56,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 216 states and 588 transitions. [2022-11-20 17:30:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 588 transitions. [2022-11-20 17:30:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:30:56,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:56,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 229 states and 639 transitions. [2022-11-20 17:32:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 639 transitions. [2022-11-20 17:32:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:32:22,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:22,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:42,578 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:32,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 236 states and 663 transitions. [2022-11-20 17:33:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 663 transitions. [2022-11-20 17:33:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:33:32,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 239 states and 669 transitions. [2022-11-20 17:33:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 669 transitions. [2022-11-20 17:33:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:33:47,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:47,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 257 states and 752 transitions. [2022-11-20 17:35:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 752 transitions. [2022-11-20 17:35:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:35:16,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:16,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 260 states and 764 transitions. [2022-11-20 17:35:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 764 transitions. [2022-11-20 17:35:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:35:39,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.