./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/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_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/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 64bit --witnessprinter.graph.data.programhash 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c --- 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 [2022-12-15 02:50:59,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:50:59,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:50:59,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:50:59,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:50:59,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:50:59,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:50:59,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:50:59,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:50:59,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:50:59,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:50:59,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:50:59,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:50:59,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:50:59,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:50:59,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:50:59,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:50:59,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:50:59,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:50:59,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:50:59,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:50:59,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:50:59,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:50:59,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:50:59,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:50:59,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:50:59,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:50:59,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:50:59,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:50:59,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:50:59,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:50:59,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:50:59,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:50:59,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:50:59,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:50:59,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:50:59,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:50:59,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:50:59,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:50:59,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:50:59,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:50:59,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 02:50:59,736 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:50:59,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:50:59,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:50:59,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:50:59,737 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:50:59,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:50:59,738 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:50:59,738 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:50:59,738 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:50:59,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:50:59,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:50:59,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:50:59,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:50:59,739 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:50:59,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:50:59,739 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_1e753553-0ecb-4e02-821c-b24b71acced5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c [2022-12-15 02:50:59,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:50:59,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:50:59,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:50:59,951 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:50:59,951 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:50:59,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-dietlibc/stpcpy.i [2022-12-15 02:51:02,565 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:51:02,735 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:51:02,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/sv-benchmarks/c/termination-dietlibc/stpcpy.i [2022-12-15 02:51:02,748 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/data/39970c3fd/5a5112047637414c9296dff3bfe52b63/FLAGb15ce8f33 [2022-12-15 02:51:02,762 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/data/39970c3fd/5a5112047637414c9296dff3bfe52b63 [2022-12-15 02:51:02,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:51:02,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:51:02,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:51:02,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:51:02,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:51:02,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:51:02" (1/1) ... [2022-12-15 02:51:02,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c03e92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:02, skipping insertion in model container [2022-12-15 02:51:02,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:51:02" (1/1) ... [2022-12-15 02:51:02,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:51:02,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:51:03,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:51:03,018 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:51:03,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:51:03,069 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:51:03,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03 WrapperNode [2022-12-15 02:51:03,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:51:03,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:51:03,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:51:03,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:51:03,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,102 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2022-12-15 02:51:03,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:51:03,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:51:03,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:51:03,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:51:03,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,121 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:51:03,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:51:03,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:51:03,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:51:03,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:51:03,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:51:03,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:51:03,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e753553-0ecb-4e02-821c-b24b71acced5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:51:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:51:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:51:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:51:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:51:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:51:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:51:03,246 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:51:03,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:51:03,361 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:51:03,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:51:03,375 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:51:03,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:51:03 BoogieIcfgContainer [2022-12-15 02:51:03,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:51:03,377 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:51:03,377 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:51:03,384 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:51:03,384 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:51:03" (1/1) ... [2022-12-15 02:51:03,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:51:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-12-15 02:51:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-12-15 02:51:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:51:03,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:03,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:03,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:03,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-12-15 02:51:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-12-15 02:51:03,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:51:03,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:03,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:03,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-12-15 02:51:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-15 02:51:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:51:03,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:03,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-12-15 02:51:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-15 02:51:03,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:51:03,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:03,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:04,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-15 02:51:04,203 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-15 02:51:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:51:04,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:04,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-15 02:51:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-15 02:51:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:51:04,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:04,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-12-15 02:51:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-12-15 02:51:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:51:05,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:05,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-12-15 02:51:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-15 02:51:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:51:05,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:05,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:06,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:06,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-12-15 02:51:06,613 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-12-15 02:51:06,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:51:06,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:06,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:07,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-12-15 02:51:07,037 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-12-15 02:51:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:51:07,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:07,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2022-12-15 02:51:09,816 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-12-15 02:51:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:51:09,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:09,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2022-12-15 02:51:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2022-12-15 02:51:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:51:12,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:12,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2022-12-15 02:51:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2022-12-15 02:51:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:51:19,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:19,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:51:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2022-12-15 02:51:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2022-12-15 02:51:22,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:51:22,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:22,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:51:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:22,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2022-12-15 02:51:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2022-12-15 02:51:22,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:51:22,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:22,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:32,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 59 states and 100 transitions. [2022-12-15 02:51:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2022-12-15 02:51:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:51:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:32,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:51:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 62 states and 105 transitions. [2022-12-15 02:51:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2022-12-15 02:51:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:51:37,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:51:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 66 states and 115 transitions. [2022-12-15 02:51:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 115 transitions. [2022-12-15 02:51:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:51:41,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:41,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:43,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:51:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 67 states and 120 transitions. [2022-12-15 02:51:47,342 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2022-12-15 02:51:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:51:47,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:47,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 02:51:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:51:49,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2022-12-15 02:51:49,154 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2022-12-15 02:51:49,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:51:49,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:51:49,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:51:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:51:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 150 transitions. [2022-12-15 02:52:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 150 transitions. [2022-12-15 02:52:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:52:09,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:09,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 02:52:10,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:10,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 79 states and 149 transitions. [2022-12-15 02:52:10,543 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 149 transitions. [2022-12-15 02:52:10,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:52:10,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:10,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:19,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 82 states and 157 transitions. [2022-12-15 02:52:19,982 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2022-12-15 02:52:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:52:19,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:19,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 02:52:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 83 states and 160 transitions. [2022-12-15 02:52:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2022-12-15 02:52:21,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:52:21,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:21,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 90 states and 189 transitions. [2022-12-15 02:52:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 189 transitions. [2022-12-15 02:52:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:52:40,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:40,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 94 states and 201 transitions. [2022-12-15 02:52:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 201 transitions. [2022-12-15 02:52:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:52:51,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:51,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:53:09,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:09,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 101 states and 228 transitions. [2022-12-15 02:53:09,645 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 228 transitions. [2022-12-15 02:53:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:53:09,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:09,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:53:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 105 states and 244 transitions. [2022-12-15 02:53:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 244 transitions. [2022-12-15 02:53:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:53:18,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:18,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:53:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:25,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 108 states and 250 transitions. [2022-12-15 02:53:25,709 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 250 transitions. [2022-12-15 02:53:25,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:53:25,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:25,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:53:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 116 states and 280 transitions. [2022-12-15 02:53:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 280 transitions. [2022-12-15 02:53:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:53:50,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:50,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:53:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:54,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 119 states and 287 transitions. [2022-12-15 02:53:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 287 transitions. [2022-12-15 02:53:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:53:54,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:54,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:54:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 123 states and 301 transitions. [2022-12-15 02:54:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 301 transitions. [2022-12-15 02:54:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:54:04,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:04,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:54:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 129 states and 323 transitions. [2022-12-15 02:54:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 323 transitions. [2022-12-15 02:54:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:54:38,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:38,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:39,074 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:54:42,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 132 states and 332 transitions. [2022-12-15 02:54:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 332 transitions. [2022-12-15 02:54:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:54:42,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:42,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:54:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 136 states and 343 transitions. [2022-12-15 02:54:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 343 transitions. [2022-12-15 02:54:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:54:56,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:56,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:55:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:55:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:55:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 143 states and 368 transitions. [2022-12-15 02:55:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 368 transitions. [2022-12-15 02:55:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:55:21,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:55:21,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:55:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:55:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 81 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:55:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:55:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 147 states and 379 transitions. [2022-12-15 02:55:33,551 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 379 transitions. [2022-12-15 02:55:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:55:33,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:55:33,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:55:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:55:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:56:14,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 151 states and 415 transitions. [2022-12-15 02:56:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 415 transitions. [2022-12-15 02:56:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 02:56:14,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:14,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:56:17,823 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:56:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 152 states and 427 transitions. [2022-12-15 02:56:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 427 transitions. [2022-12-15 02:56:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 02:56:23,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:23,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:56:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:56:26,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:26,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 153 states and 436 transitions. [2022-12-15 02:56:26,871 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 436 transitions. [2022-12-15 02:56:26,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 02:56:26,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:26,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:56:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:56:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 155 states and 440 transitions. [2022-12-15 02:56:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 440 transitions. [2022-12-15 02:56:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:56:29,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:29,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:56:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:56:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 162 states and 473 transitions. [2022-12-15 02:56:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 473 transitions. [2022-12-15 02:56:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:56:59,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:59,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:57:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:57:20,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:57:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 166 states and 488 transitions. [2022-12-15 02:57:20,154 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 488 transitions. [2022-12-15 02:57:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:57:20,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:57:20,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:57:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:57:20,994 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:57:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:57:23,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 167 states and 493 transitions. [2022-12-15 02:57:23,477 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 493 transitions. [2022-12-15 02:57:23,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:57:23,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:57:23,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:57:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:57:27,756 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:57:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:57:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 171 states and 507 transitions. [2022-12-15 02:57:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 507 transitions. [2022-12-15 02:57:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:57:38,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:57:38,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:57:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:57:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:58:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:58:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 178 states and 529 transitions. [2022-12-15 02:58:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 529 transitions. [2022-12-15 02:58:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:58:10,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:58:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:58:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:58:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:58:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:58:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 181 states and 536 transitions. [2022-12-15 02:58:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 536 transitions. [2022-12-15 02:58:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:58:16,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:58:16,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:58:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:58:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 174 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:58:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:58:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 185 states and 547 transitions. [2022-12-15 02:58:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 547 transitions. [2022-12-15 02:58:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:58:31,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:58:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:58:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:58:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:59:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:59:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 189 states and 570 transitions. [2022-12-15 02:59:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 570 transitions. [2022-12-15 02:59:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:59:06,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:59:06,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:59:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:59:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 213 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:59:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:59:23,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 190 states and 576 transitions. [2022-12-15 02:59:23,448 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 576 transitions. [2022-12-15 02:59:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:59:23,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:59:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:59:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:59:26,852 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 213 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:59:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:59:35,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 193 states and 587 transitions. [2022-12-15 02:59:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 587 transitions. [2022-12-15 02:59:35,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:59:35,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:59:35,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:59:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:59:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:00:31,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:00:31,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 202 states and 621 transitions. [2022-12-15 03:00:31,850 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 621 transitions. [2022-12-15 03:00:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 03:00:31,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:00:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:00:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:00:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:00:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:00:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 204 states and 631 transitions. [2022-12-15 03:00:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 631 transitions. [2022-12-15 03:00:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 03:00:52,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:00:52,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:00:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:00:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:01:00,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:01:00,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 205 states and 635 transitions. [2022-12-15 03:01:00,514 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 635 transitions. [2022-12-15 03:01:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 03:01:00,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:01:00,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:01:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:01:04,982 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:01:17,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:01:17,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 209 states and 646 transitions. [2022-12-15 03:01:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 646 transitions. [2022-12-15 03:01:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 03:01:17,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:01:17,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:01:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:01:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:01:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:01:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 210 states and 650 transitions. [2022-12-15 03:01:26,177 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 650 transitions. [2022-12-15 03:01:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 03:01:26,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:01:26,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:01:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:01:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:01:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:01:30,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 211 states and 655 transitions. [2022-12-15 03:01:30,239 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 655 transitions. [2022-12-15 03:01:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-15 03:01:30,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:01:30,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:01:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:01:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:26,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 221 states and 685 transitions. [2022-12-15 03:02:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 685 transitions. [2022-12-15 03:02:26,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 03:02:26,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:26,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 303 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:02:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:02:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 225 states and 696 transitions. [2022-12-15 03:02:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 696 transitions. [2022-12-15 03:02:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-15 03:02:43,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:02:43,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:02:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:02:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:03:29,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 232 states and 721 transitions. [2022-12-15 03:03:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 721 transitions. [2022-12-15 03:03:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-15 03:03:29,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:29,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:03:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 354 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:03:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:03:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 236 states and 732 transitions. [2022-12-15 03:03:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 732 transitions. [2022-12-15 03:03:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 03:03:51,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:03:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:03:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:43,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 243 states and 757 transitions. [2022-12-15 03:04:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 757 transitions. [2022-12-15 03:04:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 03:04:43,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:43,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 409 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 247 states and 768 transitions. [2022-12-15 03:05:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 768 transitions. [2022-12-15 03:05:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-15 03:05:04,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat