./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 --- 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-b5237d8 [2022-11-21 23:46:35,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:46:35,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:46:35,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:46:35,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:46:35,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:46:35,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:46:35,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:46:35,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:46:35,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:46:35,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:46:35,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:46:35,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:46:35,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:46:35,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:46:35,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:46:35,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:46:35,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:46:35,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:46:35,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:46:35,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:46:35,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:46:35,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:46:35,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:46:35,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:46:35,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:46:35,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:46:35,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:46:35,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:46:35,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:46:35,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:46:35,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:46:35,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:46:35,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:46:35,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:46:35,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:46:35,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:46:35,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:46:35,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:46:35,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:46:35,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:46:35,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 23:46:35,721 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:46:35,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:46:35,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:46:35,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:46:35,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:46:35,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:46:35,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:46:35,723 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:46:35,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:46:35,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:46:35,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:46:35,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:46:35,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:46:35,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:46:35,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:46:35,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:46:35,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:46:35,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:46:35,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:46:35,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:46:35,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:46:35,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:35,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:46:35,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:46:35,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:46:35,731 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:46:35,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:46:35,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:46:35,733 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_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 [2022-11-21 23:46:36,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:46:36,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:46:36,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:46:36,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:46:36,079 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:46:36,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 23:46:39,222 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:46:39,508 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:46:39,509 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 23:46:39,519 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/data/840a43e22/f5035a800f3c41cb87ad2c86f26959aa/FLAG87dbdb0d6 [2022-11-21 23:46:39,534 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/data/840a43e22/f5035a800f3c41cb87ad2c86f26959aa [2022-11-21 23:46:39,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:46:39,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:46:39,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:39,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:46:39,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:46:39,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:39,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0d53aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39, skipping insertion in model container [2022-11-21 23:46:39,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:39,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:46:39,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:46:39,827 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_4ef92852-4897-49d3-9023-6c7f46f506c8/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2022-11-21 23:46:39,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:39,844 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:46:39,901 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_4ef92852-4897-49d3-9023-6c7f46f506c8/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2022-11-21 23:46:39,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:39,917 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:46:39,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39 WrapperNode [2022-11-21 23:46:39,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:39,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:39,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:46:39,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:46:39,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:39,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:39,980 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 413 [2022-11-21 23:46:39,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:39,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:46:39,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:46:39,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:46:40,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,064 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:46:40,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:46:40,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:46:40,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:46:40,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:39" (1/1) ... [2022-11-21 23:46:40,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:40,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:46:40,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:46:40,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef92852-4897-49d3-9023-6c7f46f506c8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:46:40,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:46:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:46:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:46:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:46:40,309 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:46:40,312 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:46:41,021 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:46:41,649 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:46:41,649 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:46:41,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:46:41 BoogieIcfgContainer [2022-11-21 23:46:41,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:46:41,654 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:46:41,654 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:46:41,665 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:46:41,666 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:46:41" (1/1) ... [2022-11-21 23:46:41,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:46:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-11-21 23:46:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-11-21 23:46:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:46:41,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:41,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-11-21 23:46:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-11-21 23:46:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:46:44,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:44,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:45,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-11-21 23:46:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-11-21 23:46:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:46:45,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:45,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-11-21 23:46:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-11-21 23:46:47,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:46:47,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:47,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-11-21 23:46:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-11-21 23:46:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:46:49,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:49,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2022-11-21 23:46:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2022-11-21 23:46:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:46:51,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:51,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:54,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 80 transitions. [2022-11-21 23:46:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2022-11-21 23:46:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:46:54,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:54,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:54,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2022-11-21 23:46:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2022-11-21 23:46:54,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:46:54,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:54,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2022-11-21 23:46:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2022-11-21 23:46:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:46:54,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:54,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2022-11-21 23:46:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2022-11-21 23:46:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:46:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:57,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:46:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:46:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:46:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2022-11-21 23:46:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2022-11-21 23:46:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:46:58,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:46:58,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:46:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:04,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 76 states and 143 transitions. [2022-11-21 23:47:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2022-11-21 23:47:04,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:04,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:04,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2022-11-21 23:47:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2022-11-21 23:47:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:08,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:08,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:10,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2022-11-21 23:47:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2022-11-21 23:47:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:10,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:10,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2022-11-21 23:47:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2022-11-21 23:47:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:47:12,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:12,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:16,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 91 states and 187 transitions. [2022-11-21 23:47:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 187 transitions. [2022-11-21 23:47:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:47:16,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:16,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 94 states and 196 transitions. [2022-11-21 23:47:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 196 transitions. [2022-11-21 23:47:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:47:19,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:19,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:21,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 95 states and 198 transitions. [2022-11-21 23:47:21,100 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 198 transitions. [2022-11-21 23:47:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:47:21,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:21,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 104 states and 223 transitions. [2022-11-21 23:47:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 223 transitions. [2022-11-21 23:47:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:47:26,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:26,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 105 states and 224 transitions. [2022-11-21 23:47:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 224 transitions. [2022-11-21 23:47:28,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:47:28,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:28,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 106 states and 229 transitions. [2022-11-21 23:47:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2022-11-21 23:47:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:47:30,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:30,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 107 states and 231 transitions. [2022-11-21 23:47:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 231 transitions. [2022-11-21 23:47:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:47:32,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:32,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 110 states and 239 transitions. [2022-11-21 23:47:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 239 transitions. [2022-11-21 23:47:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:34,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:34,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 129 states and 275 transitions. [2022-11-21 23:47:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 275 transitions. [2022-11-21 23:47:44,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:44,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:44,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 132 states and 287 transitions. [2022-11-21 23:47:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 287 transitions. [2022-11-21 23:47:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:48,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:48,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:52,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 135 states and 297 transitions. [2022-11-21 23:47:52,366 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 297 transitions. [2022-11-21 23:47:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:52,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:52,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 136 states and 300 transitions. [2022-11-21 23:47:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 300 transitions. [2022-11-21 23:47:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:54,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:54,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:58,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:58,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 138 states and 304 transitions. [2022-11-21 23:47:58,099 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 304 transitions. [2022-11-21 23:47:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:47:58,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:58,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:59,587 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 139 states and 305 transitions. [2022-11-21 23:48:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 305 transitions. [2022-11-21 23:48:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:48:00,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:00,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:02,081 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 140 states and 307 transitions. [2022-11-21 23:48:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 307 transitions. [2022-11-21 23:48:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:48:03,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:03,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:05,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 310 transitions. [2022-11-21 23:48:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 310 transitions. [2022-11-21 23:48:05,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:48:05,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:05,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 142 states and 310 transitions. [2022-11-21 23:48:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 310 transitions. [2022-11-21 23:48:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:48:07,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:07,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:12,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 151 states and 321 transitions. [2022-11-21 23:48:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 321 transitions. [2022-11-21 23:48:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:48:12,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:12,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 156 states and 337 transitions. [2022-11-21 23:48:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 337 transitions. [2022-11-21 23:48:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:48:16,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:16,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:23,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 164 states and 349 transitions. [2022-11-21 23:48:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 349 transitions. [2022-11-21 23:48:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:48:23,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:23,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 179 states and 400 transitions. [2022-11-21 23:48:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 400 transitions. [2022-11-21 23:48:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:48:35,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:35,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 23:48:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:41,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 186 states and 415 transitions. [2022-11-21 23:48:41,269 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 415 transitions. [2022-11-21 23:48:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:48:41,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:41,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 200 states and 446 transitions. [2022-11-21 23:48:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 446 transitions. [2022-11-21 23:48:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:48:51,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:51,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:53,609 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 202 states and 450 transitions. [2022-11-21 23:48:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 450 transitions. [2022-11-21 23:48:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:48:55,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:55,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 210 states and 469 transitions. [2022-11-21 23:49:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 469 transitions. [2022-11-21 23:49:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:49:05,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:05,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 212 states and 481 transitions. [2022-11-21 23:49:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 481 transitions. [2022-11-21 23:49:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:49:10,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:10,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:13,092 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:22,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 221 states and 506 transitions. [2022-11-21 23:49:22,698 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 506 transitions. [2022-11-21 23:49:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:49:22,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:22,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:26,881 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 232 states and 535 transitions. [2022-11-21 23:49:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 535 transitions. [2022-11-21 23:49:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:49:40,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:40,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:50,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 238 states and 553 transitions. [2022-11-21 23:49:50,087 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 553 transitions. [2022-11-21 23:49:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:49:50,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 249 states and 575 transitions. [2022-11-21 23:50:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 575 transitions. [2022-11-21 23:50:03,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:50:03,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:03,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 267 states and 616 transitions. [2022-11-21 23:50:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 616 transitions. [2022-11-21 23:50:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:50:25,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:25,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 268 states and 623 transitions. [2022-11-21 23:50:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 623 transitions. [2022-11-21 23:50:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:50:34,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:34,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:41,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 273 states and 641 transitions. [2022-11-21 23:50:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 641 transitions. [2022-11-21 23:50:41,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:50:41,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:43,444 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 276 states and 649 transitions. [2022-11-21 23:50:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 649 transitions. [2022-11-21 23:50:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:50:47,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:47,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 278 states and 656 transitions. [2022-11-21 23:51:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 656 transitions. [2022-11-21 23:51:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:00,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:00,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 286 states and 666 transitions. [2022-11-21 23:51:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 666 transitions. [2022-11-21 23:51:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:10,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:10,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:11,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:25,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 299 states and 696 transitions. [2022-11-21 23:51:25,259 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 696 transitions. [2022-11-21 23:51:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:25,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 305 states and 721 transitions. [2022-11-21 23:51:34,564 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 721 transitions. [2022-11-21 23:51:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:34,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:34,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:36,213 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 310 states and 740 transitions. [2022-11-21 23:51:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 740 transitions. [2022-11-21 23:51:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:43,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:43,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:50,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 313 states and 750 transitions. [2022-11-21 23:51:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 750 transitions. [2022-11-21 23:51:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:51:50,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:50,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:57,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 317 states and 765 transitions. [2022-11-21 23:51:57,346 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 765 transitions. [2022-11-21 23:51:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:51:57,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:57,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 23:51:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 317 states and 764 transitions. [2022-11-21 23:51:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 764 transitions. [2022-11-21 23:51:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:51:58,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:17,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 326 states and 785 transitions. [2022-11-21 23:52:17,747 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 785 transitions. [2022-11-21 23:52:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:52:17,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:17,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 334 states and 808 transitions. [2022-11-21 23:52:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 808 transitions. [2022-11-21 23:52:35,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:52:35,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 338 states and 825 transitions. [2022-11-21 23:52:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 825 transitions. [2022-11-21 23:52:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:52:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 341 states and 833 transitions. [2022-11-21 23:52:51,763 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 833 transitions. [2022-11-21 23:52:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:52:51,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:51,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:56,603 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 345 states and 838 transitions. [2022-11-21 23:53:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 838 transitions. [2022-11-21 23:53:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:53:04,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:04,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat