./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/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_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/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_5dc94dad-9ce3-47bd-a14a-2877abee7219/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 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a --- 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 17:41:28,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:28,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:28,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:28,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:28,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:28,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:28,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:28,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:28,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:28,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:28,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:28,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:28,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:28,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:28,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:28,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:28,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:28,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:28,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:28,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:28,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:28,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:28,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:28,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:28,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:28,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:28,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:28,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:28,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:28,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:28,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:28,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:28,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:28,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:28,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:28,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:28,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:28,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:28,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:28,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:28,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 17:41:28,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:28,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:28,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:28,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:28,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:28,956 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:28,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:41:28,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:28,956 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:41:28,956 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:41:28,957 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:41:28,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:28,958 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:28,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:28,958 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:28,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:28,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:28,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:28,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:28,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:41:28,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:41:28,960 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_5dc94dad-9ce3-47bd-a14a-2877abee7219/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a [2022-11-20 17:41:29,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:29,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:29,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:29,345 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:29,345 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:29,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2022-11-20 17:41:32,367 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:32,717 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:32,718 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2022-11-20 17:41:32,732 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/data/a502ecffc/4cf1bc2990034a6fad3f6d40dd02c3ce/FLAG2a7190055 [2022-11-20 17:41:32,749 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/data/a502ecffc/4cf1bc2990034a6fad3f6d40dd02c3ce [2022-11-20 17:41:32,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:32,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:32,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:32,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:32,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:32,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:32" (1/1) ... [2022-11-20 17:41:32,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349ba2bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:32, skipping insertion in model container [2022-11-20 17:41:32,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:32" (1/1) ... [2022-11-20 17:41:32,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:32,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:33,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:33,174 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:33,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:33,290 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:33,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33 WrapperNode [2022-11-20 17:41:33,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:33,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:33,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:33,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:33,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,350 INFO L138 Inliner]: procedures = 152, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-20 17:41:33,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:33,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:33,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:33,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:33,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,401 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:33,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:33,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:33,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:33,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:33,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:33,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:33,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc94dad-9ce3-47bd-a14a-2877abee7219/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:33,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:41:33,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:41:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:41:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:41:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:33,622 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:33,624 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:33,922 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:34,013 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:34,016 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:41:34,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:34 BoogieIcfgContainer [2022-11-20 17:41:34,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:41:34,022 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:41:34,022 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:41:34,033 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:41:34,034 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:41:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-20 17:41:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-20 17:41:34,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:41:34,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:34,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:34,482 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 17:41:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-11-20 17:41:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-11-20 17:41:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:41:34,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:34,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:34,854 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 17:41:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-20 17:41:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-20 17:41:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:41:35,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:35,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:35,130 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 17:41:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-20 17:41:35,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 17:41:35,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:41:35,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:35,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:35,488 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 17:41:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:41:35,802 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:41:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:35,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:35,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:36,133 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 17:41:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-11-20 17:41:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-11-20 17:41:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:36,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:37,326 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 17:41:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:38,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-11-20 17:41:38,621 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-11-20 17:41:38,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:38,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:38,781 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 17:41:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2022-11-20 17:41:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2022-11-20 17:41:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:39,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:39,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:40,354 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 17:41:42,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2022-11-20 17:41:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2022-11-20 17:41:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:42,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:42,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:43,076 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 17:41:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2022-11-20 17:41:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2022-11-20 17:41:44,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:44,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:44,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:44,926 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 17:41:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2022-11-20 17:41:46,856 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2022-11-20 17:41:46,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:46,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:46,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:48,065 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 17:41:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2022-11-20 17:41:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2022-11-20 17:41:52,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:52,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:52,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2022-11-20 17:41:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2022-11-20 17:41:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:53,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:53,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:59,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 101 transitions. [2022-11-20 17:41:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 101 transitions. [2022-11-20 17:41:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:59,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:59,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:42:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:06,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 63 states and 126 transitions. [2022-11-20 17:42:06,204 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 126 transitions. [2022-11-20 17:42:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:42:06,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:06,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:06,322 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 17:42:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:08,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 65 states and 132 transitions. [2022-11-20 17:42:08,054 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 132 transitions. [2022-11-20 17:42:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:42:08,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:08,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:10,442 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 17:42:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 72 states and 152 transitions. [2022-11-20 17:42:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 152 transitions. [2022-11-20 17:42:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:42:20,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:20,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:36,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:36,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 78 states and 177 transitions. [2022-11-20 17:42:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 177 transitions. [2022-11-20 17:42:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:42:36,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:36,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:42:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 78 states and 176 transitions. [2022-11-20 17:42:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 176 transitions. [2022-11-20 17:42:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:42:37,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:37,500 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 17:42:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 79 states and 176 transitions. [2022-11-20 17:42:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 176 transitions. [2022-11-20 17:42:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:42:38,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:38,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:39,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 81 states and 186 transitions. [2022-11-20 17:42:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 186 transitions. [2022-11-20 17:42:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:42:43,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:43,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:42:45,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 83 states and 190 transitions. [2022-11-20 17:42:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2022-11-20 17:42:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:42:45,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:45,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 84 states and 194 transitions. [2022-11-20 17:42:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 194 transitions. [2022-11-20 17:42:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:42:49,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:49,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:42:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 86 states and 198 transitions. [2022-11-20 17:42:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 198 transitions. [2022-11-20 17:42:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:56,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:56,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:56,731 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 17:42:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 86 states and 197 transitions. [2022-11-20 17:42:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 197 transitions. [2022-11-20 17:42:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:58,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:58,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:06,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 86 states and 196 transitions. [2022-11-20 17:43:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 196 transitions. [2022-11-20 17:43:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:43:06,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:06,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:43:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 86 states and 195 transitions. [2022-11-20 17:43:07,948 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 195 transitions. [2022-11-20 17:43:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:43:07,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:07,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 89 states and 201 transitions. [2022-11-20 17:43:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 201 transitions. [2022-11-20 17:43:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:43:14,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:14,772 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:43:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 91 states and 204 transitions. [2022-11-20 17:43:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 204 transitions. [2022-11-20 17:43:16,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:43:16,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:16,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:51,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 101 states and 253 transitions. [2022-11-20 17:43:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 253 transitions. [2022-11-20 17:43:51,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:43:51,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:51,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 108 states and 275 transitions. [2022-11-20 17:44:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 275 transitions. [2022-11-20 17:44:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:17,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:17,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:17,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:44:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 109 states and 279 transitions. [2022-11-20 17:44:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 279 transitions. [2022-11-20 17:44:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:19,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:19,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:44:25,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 113 states and 284 transitions. [2022-11-20 17:44:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 284 transitions. [2022-11-20 17:44:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:25,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:25,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:34,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 117 states and 303 transitions. [2022-11-20 17:44:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 303 transitions. [2022-11-20 17:44:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:34,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:34,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:44:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 118 states and 308 transitions. [2022-11-20 17:44:38,314 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 308 transitions. [2022-11-20 17:44:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:38,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:38,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:44:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:40,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 119 states and 313 transitions. [2022-11-20 17:44:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 313 transitions. [2022-11-20 17:44:40,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:40,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:40,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 120 states and 324 transitions. [2022-11-20 17:44:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 324 transitions. [2022-11-20 17:44:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:44:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:44,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 121 states and 328 transitions. [2022-11-20 17:44:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 328 transitions. [2022-11-20 17:44:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:44:46,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:46,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:53,869 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 126 states and 353 transitions. [2022-11-20 17:45:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 353 transitions. [2022-11-20 17:45:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:45:15,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:15,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 128 states and 357 transitions. [2022-11-20 17:45:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 357 transitions. [2022-11-20 17:45:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:45:28,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:28,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:28,699 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 129 states and 360 transitions. [2022-11-20 17:45:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 360 transitions. [2022-11-20 17:45:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:45:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:13,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 139 states and 398 transitions. [2022-11-20 17:46:13,382 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 398 transitions. [2022-11-20 17:46:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:46:13,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:13,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:18,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:18,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 140 states and 400 transitions. [2022-11-20 17:46:18,586 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 400 transitions. [2022-11-20 17:46:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:46:18,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:18,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:39,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:39,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 144 states and 424 transitions. [2022-11-20 17:46:39,107 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 424 transitions. [2022-11-20 17:46:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:46:39,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:39,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:48,914 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:21,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 152 states and 454 transitions. [2022-11-20 17:47:21,488 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 454 transitions. [2022-11-20 17:47:21,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:47:21,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:21,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,994 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 153 states and 457 transitions. [2022-11-20 17:47:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 457 transitions. [2022-11-20 17:47:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:47:37,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:37,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 156 states and 467 transitions. [2022-11-20 17:47:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 467 transitions. [2022-11-20 17:47:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:47:47,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:47,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 158 states and 479 transitions. [2022-11-20 17:48:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 479 transitions. [2022-11-20 17:48:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:48:13,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:13,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 159 states and 481 transitions. [2022-11-20 17:48:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 481 transitions. [2022-11-20 17:48:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:48:17,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:17,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:48,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 163 states and 496 transitions. [2022-11-20 17:48:48,451 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 496 transitions. [2022-11-20 17:48:48,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:48:48,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:48,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:54,124 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 165 states and 500 transitions. [2022-11-20 17:49:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 500 transitions. [2022-11-20 17:49:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:49:05,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:05,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:09,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 166 states and 502 transitions. [2022-11-20 17:49:09,750 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 502 transitions. [2022-11-20 17:49:09,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:49:09,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:09,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 169 states and 515 transitions. [2022-11-20 17:49:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 515 transitions. [2022-11-20 17:49:41,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:49:41,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:41,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 171 states and 519 transitions. [2022-11-20 17:50:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 519 transitions. [2022-11-20 17:50:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:50:04,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:04,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 175 states and 534 transitions. [2022-11-20 17:50:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 534 transitions. [2022-11-20 17:50:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:50:39,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:39,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 179 states and 554 transitions. [2022-11-20 17:51:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 554 transitions. [2022-11-20 17:51:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:51:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:52,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:45,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 183 states and 571 transitions. [2022-11-20 17:52:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 571 transitions. [2022-11-20 17:52:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:52:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:45,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:07,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 185 states and 574 transitions. [2022-11-20 17:53:07,579 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 574 transitions. [2022-11-20 17:53:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:53:07,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:07,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 190 states and 593 transitions. [2022-11-20 17:53:52,760 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 593 transitions. [2022-11-20 17:53:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:53:52,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:52,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:54,347 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:58,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 191 states and 594 transitions. [2022-11-20 17:53:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 594 transitions. [2022-11-20 17:53:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:53:58,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:58,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:39,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:39,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 195 states and 611 transitions. [2022-11-20 17:54:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 611 transitions. [2022-11-20 17:54:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:54:39,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:39,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat