./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/elimination_max.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/elimination_max.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4 --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 32bit --witnessprinter.graph.data.programhash 0bc7b1b837bfd7794f122f6504da8d835bb2276ae4afe0cc0d058d385032d49e --- 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-2329fc7 [2022-12-14 21:42:09,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:42:09,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:42:09,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:42:09,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:42:09,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:42:09,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:42:09,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:42:09,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:42:09,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:42:09,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:42:09,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:42:09,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:42:09,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:42:09,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:42:09,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:42:09,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:42:09,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:42:09,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:42:09,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:42:09,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:42:09,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:42:09,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:42:09,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:42:09,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:42:09,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:42:09,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:42:09,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:42:09,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:42:09,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:42:09,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:42:09,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:42:09,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:42:09,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:42:09,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:42:09,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:42:09,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:42:09,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:42:09,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:42:09,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:42:09,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:42:09,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:42:09,775 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:42:09,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:42:09,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:42:09,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:42:09,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:42:09,777 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:42:09,778 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:42:09,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:42:09,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:42:09,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:42:09,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:42:09,779 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:42:09,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:42:09,779 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_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bc7b1b837bfd7794f122f6504da8d835bb2276ae4afe0cc0d058d385032d49e [2022-12-14 21:42:09,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:42:09,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:42:09,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:42:09,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:42:09,964 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:42:09,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/verifythis/elimination_max.c [2022-12-14 21:42:12,544 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:42:12,697 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:42:12,698 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/sv-benchmarks/c/verifythis/elimination_max.c [2022-12-14 21:42:12,704 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/data/9543cbcc6/824d71f0ab214a4dbc9ae5d1b5a8121c/FLAG4d68cc67e [2022-12-14 21:42:12,716 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/data/9543cbcc6/824d71f0ab214a4dbc9ae5d1b5a8121c [2022-12-14 21:42:12,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:42:12,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:42:12,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:42:12,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:42:12,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:42:12,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca78582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12, skipping insertion in model container [2022-12-14 21:42:12,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:42:12,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:42:12,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/sv-benchmarks/c/verifythis/elimination_max.c[485,498] [2022-12-14 21:42:12,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:42:12,892 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:42:12,910 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/sv-benchmarks/c/verifythis/elimination_max.c[485,498] [2022-12-14 21:42:12,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:42:12,924 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:42:12,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12 WrapperNode [2022-12-14 21:42:12,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:42:12,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:42:12,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:42:12,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:42:12,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,953 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 80 [2022-12-14 21:42:12,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:42:12,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:42:12,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:42:12,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:42:12,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,976 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:42:12,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:42:12,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:42:12,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:42:12,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:42:12" (1/1) ... [2022-12-14 21:42:12,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:42:12,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:42:13,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:42:13,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32b408b-28d7-4710-96b7-b463f0166b90/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:42:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:42:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:42:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:42:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:42:13,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:42:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:42:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:42:13,108 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:42:13,110 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:42:13,256 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:42:13,323 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:42:13,324 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:42:13,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:42:13 BoogieIcfgContainer [2022-12-14 21:42:13,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:42:13,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:42:13,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:42:13,336 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:42:13,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:42:13" (1/1) ... [2022-12-14 21:42:13,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:42:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2022-12-14 21:42:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-12-14 21:42:13,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:42:13,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:13,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2022-12-14 21:42:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2022-12-14 21:42:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:42:13,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:13,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:13,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2022-12-14 21:42:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-12-14 21:42:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:42:13,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:14,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2022-12-14 21:42:14,014 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-12-14 21:42:14,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:42:14,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:14,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2022-12-14 21:42:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-12-14 21:42:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:42:14,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:14,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:14,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-12-14 21:42:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-14 21:42:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:42:14,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2022-12-14 21:42:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-12-14 21:42:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:42:15,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:15,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:15,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2022-12-14 21:42:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2022-12-14 21:42:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:42:15,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:15,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:15,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2022-12-14 21:42:15,576 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-14 21:42:15,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:42:15,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:15,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:17,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2022-12-14 21:42:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2022-12-14 21:42:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:42:17,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:17,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2022-12-14 21:42:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2022-12-14 21:42:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:42:18,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:18,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:19,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2022-12-14 21:42:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2022-12-14 21:42:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:42:19,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:19,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:20,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:20,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2022-12-14 21:42:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2022-12-14 21:42:20,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:42:20,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:20,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 59 states and 100 transitions. [2022-12-14 21:42:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2022-12-14 21:42:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:42:21,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2022-12-14 21:42:21,659 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2022-12-14 21:42:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:42:21,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:21,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 65 states and 110 transitions. [2022-12-14 21:42:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 110 transitions. [2022-12-14 21:42:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:42:22,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:22,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 114 transitions. [2022-12-14 21:42:23,130 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 114 transitions. [2022-12-14 21:42:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:23,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:23,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 70 states and 127 transitions. [2022-12-14 21:42:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 127 transitions. [2022-12-14 21:42:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:24,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:24,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:25,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:27,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2022-12-14 21:42:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2022-12-14 21:42:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:27,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:27,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2022-12-14 21:42:28,679 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2022-12-14 21:42:28,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:28,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:28,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 86 states and 175 transitions. [2022-12-14 21:42:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 175 transitions. [2022-12-14 21:42:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:31,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:31,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:31,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 85 states and 174 transitions. [2022-12-14 21:42:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 174 transitions. [2022-12-14 21:42:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:42:31,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 90 states and 183 transitions. [2022-12-14 21:42:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 183 transitions. [2022-12-14 21:42:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:42:32,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:32,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:34,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 91 states and 183 transitions. [2022-12-14 21:42:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 183 transitions. [2022-12-14 21:42:34,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:42:34,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:34,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2022-12-14 21:42:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2022-12-14 21:42:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:42:35,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:35,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 104 states and 209 transitions. [2022-12-14 21:42:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 209 transitions. [2022-12-14 21:42:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:42:39,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:39,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:39,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:42,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 112 states and 227 transitions. [2022-12-14 21:42:42,861 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 227 transitions. [2022-12-14 21:42:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:42:42,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:42,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:45,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 60 states and 86 transitions. [2022-12-14 21:42:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-12-14 21:42:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:42:45,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:45,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:45,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:48,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:48,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2022-12-14 21:42:48,006 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-12-14 21:42:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:42:48,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:48,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2022-12-14 21:42:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2022-12-14 21:42:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:42:50,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:50,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:51,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2022-12-14 21:42:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2022-12-14 21:42:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:42:57,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:57,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:42:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-12-14 21:42:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-12-14 21:42:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:42:58,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:58,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:58,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:42:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 111 transitions. [2022-12-14 21:42:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2022-12-14 21:42:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:42:59,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:59,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:43:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 120 transitions. [2022-12-14 21:43:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2022-12-14 21:43:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:43:06,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:06,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:06,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:43:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2022-12-14 21:43:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2022-12-14 21:43:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:43:10,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:10,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:43:13,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 137 transitions. [2022-12-14 21:43:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2022-12-14 21:43:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:43:13,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:13,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:43:20,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:20,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2022-12-14 21:43:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2022-12-14 21:43:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:43:20,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:20,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:43:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2022-12-14 21:43:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2022-12-14 21:43:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:43:22,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:22,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:43:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2022-12-14 21:43:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2022-12-14 21:43:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:43:23,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:43:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 91 states and 149 transitions. [2022-12-14 21:43:29,061 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 149 transitions. [2022-12-14 21:43:29,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:43:29,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:29,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:43:30,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:30,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 148 transitions. [2022-12-14 21:43:30,565 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 148 transitions. [2022-12-14 21:43:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:43:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:30,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:43:34,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 96 states and 156 transitions. [2022-12-14 21:43:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2022-12-14 21:43:34,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:43:34,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:34,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:35,224 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:43:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2022-12-14 21:43:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2022-12-14 21:43:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:43:42,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:43:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2022-12-14 21:43:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2022-12-14 21:43:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:43:46,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:46,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:43:48,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:48,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 103 states and 173 transitions. [2022-12-14 21:43:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 173 transitions. [2022-12-14 21:43:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:43:48,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:48,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:43:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:57,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2022-12-14 21:43:57,832 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2022-12-14 21:43:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:43:57,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:57,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:43:58,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:58,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2022-12-14 21:43:58,798 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2022-12-14 21:43:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:43:58,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:58,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:44:00,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:00,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 109 states and 184 transitions. [2022-12-14 21:44:00,777 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 184 transitions. [2022-12-14 21:44:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:44:00,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:00,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:44:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2022-12-14 21:44:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2022-12-14 21:44:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:44:02,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:02,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:44:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 106 states and 183 transitions. [2022-12-14 21:44:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 183 transitions. [2022-12-14 21:44:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:44:05,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:05,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:44:12,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 113 states and 198 transitions. [2022-12-14 21:44:12,637 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 198 transitions. [2022-12-14 21:44:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:44:12,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:12,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:44:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 115 states and 199 transitions. [2022-12-14 21:44:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 199 transitions. [2022-12-14 21:44:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:44:14,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:14,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:16,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:44:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 130 states and 236 transitions. [2022-12-14 21:44:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 236 transitions. [2022-12-14 21:44:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:44:34,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:34,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:44:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 131 states and 236 transitions. [2022-12-14 21:44:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 236 transitions. [2022-12-14 21:44:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:44:36,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:44:39,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 134 states and 241 transitions. [2022-12-14 21:44:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 241 transitions. [2022-12-14 21:44:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:44:39,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:39,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:44:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 143 states and 260 transitions. [2022-12-14 21:44:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2022-12-14 21:44:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:44:48,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:48,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:44:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 143 states and 259 transitions. [2022-12-14 21:44:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 259 transitions. [2022-12-14 21:44:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:44:51,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:51,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:44:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 144 states and 259 transitions. [2022-12-14 21:44:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 259 transitions. [2022-12-14 21:44:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:44:52,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:52,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 154 states and 278 transitions. [2022-12-14 21:45:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 278 transitions. [2022-12-14 21:45:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:45:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:13,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 155 states and 278 transitions. [2022-12-14 21:45:13,288 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 278 transitions. [2022-12-14 21:45:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:45:13,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:14,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:14,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 156 states and 278 transitions. [2022-12-14 21:45:14,244 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 278 transitions. [2022-12-14 21:45:14,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:45:14,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:14,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:45:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 172 states and 313 transitions. [2022-12-14 21:45:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 313 transitions. [2022-12-14 21:45:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:45:36,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:36,956 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:38,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 173 states and 313 transitions. [2022-12-14 21:45:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 313 transitions. [2022-12-14 21:45:38,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:45:38,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:38,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:45:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 174 states and 313 transitions. [2022-12-14 21:45:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 313 transitions. [2022-12-14 21:45:39,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:45:39,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:39,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 184 states and 331 transitions. [2022-12-14 21:46:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 331 transitions. [2022-12-14 21:46:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:46:01,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:01,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:46:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 182 states and 328 transitions. [2022-12-14 21:46:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 328 transitions. [2022-12-14 21:46:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:46:04,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:04,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 184 states and 331 transitions. [2022-12-14 21:46:08,307 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 331 transitions. [2022-12-14 21:46:08,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:46:08,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:08,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:08,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:46:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 189 states and 344 transitions. [2022-12-14 21:46:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 344 transitions. [2022-12-14 21:46:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:46:13,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:46:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 190 states and 344 transitions. [2022-12-14 21:46:15,014 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 344 transitions. [2022-12-14 21:46:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:46:15,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:15,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 191 states and 344 transitions. [2022-12-14 21:46:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 344 transitions. [2022-12-14 21:46:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:46:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:17,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:18,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 193 states and 344 transitions. [2022-12-14 21:46:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 344 transitions. [2022-12-14 21:46:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:46:20,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 21:46:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 183 states and 330 transitions. [2022-12-14 21:46:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 330 transitions. [2022-12-14 21:46:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:46:26,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:26,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 200 states and 358 transitions. [2022-12-14 21:46:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 358 transitions. [2022-12-14 21:46:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:46:59,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:59,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:59,357 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 201 states and 358 transitions. [2022-12-14 21:47:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 358 transitions. [2022-12-14 21:47:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:47:00,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:00,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 21:47:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 210 states and 374 transitions. [2022-12-14 21:47:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 374 transitions. [2022-12-14 21:47:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:47:11,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 21:47:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 211 states and 374 transitions. [2022-12-14 21:47:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 374 transitions. [2022-12-14 21:47:13,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:47:13,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:13,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:18,122 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:25,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 202 states and 357 transitions. [2022-12-14 21:47:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 357 transitions. [2022-12-14 21:47:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:47:25,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:25,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:57,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 212 states and 376 transitions. [2022-12-14 21:47:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 376 transitions. [2022-12-14 21:47:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:47:57,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:57,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 213 states and 376 transitions. [2022-12-14 21:47:59,540 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 376 transitions. [2022-12-14 21:47:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:47:59,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:59,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 21:48:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 227 states and 399 transitions. [2022-12-14 21:48:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 399 transitions. [2022-12-14 21:48:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:48:26,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:26,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 21:48:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 228 states and 399 transitions. [2022-12-14 21:48:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 399 transitions. [2022-12-14 21:48:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:48:28,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:28,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:48:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 225 states and 393 transitions. [2022-12-14 21:48:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 393 transitions. [2022-12-14 21:48:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:48:37,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:37,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:43,196 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:49:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 242 states and 421 transitions. [2022-12-14 21:49:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 421 transitions. [2022-12-14 21:49:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:49:17,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:17,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:49:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:19,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 243 states and 421 transitions. [2022-12-14 21:49:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 421 transitions. [2022-12-14 21:49:19,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:49:19,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:19,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:49:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 252 states and 437 transitions. [2022-12-14 21:49:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 437 transitions. [2022-12-14 21:49:30,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:49:30,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:30,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:30,885 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:49:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 253 states and 437 transitions. [2022-12-14 21:49:32,778 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 437 transitions. [2022-12-14 21:49:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:49:32,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:32,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 263 states and 456 transitions. [2022-12-14 21:50:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 456 transitions. [2022-12-14 21:50:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:50:19,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 264 states and 456 transitions. [2022-12-14 21:50:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 456 transitions. [2022-12-14 21:50:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:50:21,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:21,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:50:52,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:52,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 278 states and 479 transitions. [2022-12-14 21:50:52,157 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 479 transitions. [2022-12-14 21:50:52,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:50:52,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:52,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:50:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2022-12-14 21:50:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2022-12-14 21:50:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:50:55,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:55,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:14,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 275 states and 473 transitions. [2022-12-14 21:51:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 473 transitions. [2022-12-14 21:51:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:51:14,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:14,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 39 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 292 states and 501 transitions. [2022-12-14 21:52:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 501 transitions. [2022-12-14 21:52:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:52:03,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:03,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 39 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:06,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 293 states and 501 transitions. [2022-12-14 21:52:06,107 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 501 transitions. [2022-12-14 21:52:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:52:06,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:06,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 21:52:19,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:19,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 302 states and 517 transitions. [2022-12-14 21:52:19,645 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 517 transitions. [2022-12-14 21:52:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:52:19,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 21:52:22,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 303 states and 517 transitions. [2022-12-14 21:52:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 517 transitions. [2022-12-14 21:52:22,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:52:22,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:22,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 3 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:19,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:19,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 313 states and 536 transitions. [2022-12-14 21:53:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 536 transitions. [2022-12-14 21:53:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:53:19,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 3 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 314 states and 536 transitions. [2022-12-14 21:53:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 536 transitions. [2022-12-14 21:53:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:53:22,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:22,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 21:54:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 328 states and 559 transitions. [2022-12-14 21:54:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 559 transitions. [2022-12-14 21:54:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:54:00,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:00,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 21:54:03,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 329 states and 559 transitions. [2022-12-14 21:54:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 559 transitions. [2022-12-14 21:54:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 21:54:03,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:03,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 3 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 325 states and 553 transitions. [2022-12-14 21:54:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 553 transitions. [2022-12-14 21:54:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 21:54:26,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:26,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 61 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 342 states and 581 transitions. [2022-12-14 21:55:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 581 transitions. [2022-12-14 21:55:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 21:55:24,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:24,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 61 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:28,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 343 states and 581 transitions. [2022-12-14 21:55:28,371 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 581 transitions. [2022-12-14 21:55:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 21:55:28,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 21:55:44,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 352 states and 597 transitions. [2022-12-14 21:55:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 597 transitions. [2022-12-14 21:55:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 21:55:44,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:44,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 21:55:47,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 353 states and 597 transitions. [2022-12-14 21:55:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 597 transitions. [2022-12-14 21:55:47,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 21:55:47,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:47,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat