./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f --- 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 22:37:09,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:37:09,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:37:09,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:37:09,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:37:09,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:37:09,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:37:09,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:37:09,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:37:09,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:37:09,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:37:09,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:37:09,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:37:09,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:37:09,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:37:09,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:37:09,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:37:09,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:37:09,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:37:09,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:37:09,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:37:09,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:37:09,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:37:09,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:37:09,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:37:09,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:37:09,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:37:09,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:37:09,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:37:09,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:37:09,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:37:09,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:37:09,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:37:09,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:37:09,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:37:09,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:37:09,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:37:09,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:37:09,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:37:09,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:37:09,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:37:09,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:37:09,532 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:37:09,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:37:09,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:37:09,533 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:37:09,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:37:09,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:37:09,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:37:09,535 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:37:09,535 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:37:09,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:37:09,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:37:09,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:37:09,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:37:09,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:37:09,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:37:09,537 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:37:09,537 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:37:09,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:37:09,538 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:37:09,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:37:09,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:37:09,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:37:09,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:37:09,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:37:09,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:37:09,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:37:09,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:37:09,540 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:37:09,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:37:09,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:37:09,541 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f [2022-11-21 22:37:09,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:37:09,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:37:09,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:37:09,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:37:09,873 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:37:09,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2022-11-21 22:37:12,985 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:37:13,301 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:37:13,307 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2022-11-21 22:37:13,319 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/data/41db237b4/c08cf51f41214c81befca947a7cac384/FLAGacf36f243 [2022-11-21 22:37:13,333 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/data/41db237b4/c08cf51f41214c81befca947a7cac384 [2022-11-21 22:37:13,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:37:13,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:37:13,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:37:13,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:37:13,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:37:13,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6b9347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13, skipping insertion in model container [2022-11-21 22:37:13,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:37:13,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:37:13,709 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26271,26284] [2022-11-21 22:37:13,711 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26396,26409] [2022-11-21 22:37:13,712 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26511,26524] [2022-11-21 22:37:13,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:37:13,736 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:37:13,813 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26271,26284] [2022-11-21 22:37:13,819 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26396,26409] [2022-11-21 22:37:13,821 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_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26511,26524] [2022-11-21 22:37:13,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:37:13,878 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:37:13,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13 WrapperNode [2022-11-21 22:37:13,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:37:13,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:37:13,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:37:13,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:37:13,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,948 INFO L138 Inliner]: procedures = 142, calls = 63, calls flagged for inlining = 14, calls inlined = 13, statements flattened = 164 [2022-11-21 22:37:13,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:37:13,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:37:13,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:37:13,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:37:13,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,984 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:37:13,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:37:13,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:37:13,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:37:13,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:13" (1/1) ... [2022-11-21 22:37:13,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:37:14,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:37:14,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:37:14,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2a1d66-b2fe-48ca-8358-e30eeb952b9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:37:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2022-11-21 22:37:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2022-11-21 22:37:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2022-11-21 22:37:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2022-11-21 22:37:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:37:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:37:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:37:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2022-11-21 22:37:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2022-11-21 22:37:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:37:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:37:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:37:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2022-11-21 22:37:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2022-11-21 22:37:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:37:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-11-21 22:37:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-11-21 22:37:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:37:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:37:14,327 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:37:14,329 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:37:14,806 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:37:14,955 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:37:14,970 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 22:37:14,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:37:14 BoogieIcfgContainer [2022-11-21 22:37:14,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:37:14,974 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:37:14,975 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:37:14,984 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:37:14,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:37:14" (1/1) ... [2022-11-21 22:37:14,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:37:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:15,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-21 22:37:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-21 22:37:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:37:15,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:15,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:15,526 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 22:37:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2022-11-21 22:37:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-21 22:37:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:37:15,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:15,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:15,724 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 22:37:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2022-11-21 22:37:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2022-11-21 22:37:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:37:15,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:37:16,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:16,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2022-11-21 22:37:16,182 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-21 22:37:16,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:37:16,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:16,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:16,389 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:37:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 76 transitions. [2022-11-21 22:37:16,660 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2022-11-21 22:37:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:37:16,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:16,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:16,983 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 22:37:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 86 transitions. [2022-11-21 22:37:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2022-11-21 22:37:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 22:37:17,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:17,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-21 22:37:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:17,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 96 transitions. [2022-11-21 22:37:17,765 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-11-21 22:37:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:37:17,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:17,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-21 22:37:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:18,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 106 transitions. [2022-11-21 22:37:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 106 transitions. [2022-11-21 22:37:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:37:18,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:18,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-21 22:37:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:19,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 86 states and 116 transitions. [2022-11-21 22:37:19,278 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2022-11-21 22:37:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 22:37:19,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:19,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:19,953 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 22:37:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 126 transitions. [2022-11-21 22:37:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2022-11-21 22:37:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 22:37:20,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:20,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:21,068 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-11-21 22:37:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 100 states and 136 transitions. [2022-11-21 22:37:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2022-11-21 22:37:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-21 22:37:21,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:21,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-21 22:37:22,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 107 states and 146 transitions. [2022-11-21 22:37:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 146 transitions. [2022-11-21 22:37:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-21 22:37:22,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:22,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-21 22:37:23,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 114 states and 156 transitions. [2022-11-21 22:37:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 156 transitions. [2022-11-21 22:37:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-21 22:37:23,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:23,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-11-21 22:37:25,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 121 states and 166 transitions. [2022-11-21 22:37:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 166 transitions. [2022-11-21 22:37:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-21 22:37:25,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:25,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2022-11-21 22:37:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 128 states and 176 transitions. [2022-11-21 22:37:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2022-11-21 22:37:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-21 22:37:27,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:27,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:28,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-11-21 22:37:29,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:29,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 135 states and 186 transitions. [2022-11-21 22:37:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2022-11-21 22:37:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-21 22:37:29,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:29,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2022-11-21 22:37:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:31,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 196 transitions. [2022-11-21 22:37:31,367 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 196 transitions. [2022-11-21 22:37:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-21 22:37:31,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-21 22:37:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 149 states and 206 transitions. [2022-11-21 22:37:33,613 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 206 transitions. [2022-11-21 22:37:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-21 22:37:33,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:33,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 0 proven. 825 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2022-11-21 22:37:36,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 156 states and 216 transitions. [2022-11-21 22:37:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 216 transitions. [2022-11-21 22:37:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-11-21 22:37:36,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:36,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2024 backedges. 0 proven. 936 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2022-11-21 22:37:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 163 states and 226 transitions. [2022-11-21 22:37:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 226 transitions. [2022-11-21 22:37:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-11-21 22:37:39,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:39,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 1054 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-11-21 22:37:41,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:41,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 170 states and 236 transitions. [2022-11-21 22:37:41,902 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 236 transitions. [2022-11-21 22:37:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-21 22:37:41,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:41,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 0 proven. 1179 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2022-11-21 22:37:44,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 177 states and 246 transitions. [2022-11-21 22:37:44,724 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 246 transitions. [2022-11-21 22:37:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-11-21 22:37:44,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:44,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2831 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2022-11-21 22:37:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:47,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 184 states and 256 transitions. [2022-11-21 22:37:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 256 transitions. [2022-11-21 22:37:47,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-11-21 22:37:47,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:47,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3130 backedges. 0 proven. 1450 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2022-11-21 22:37:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:50,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 191 states and 266 transitions. [2022-11-21 22:37:50,589 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 266 transitions. [2022-11-21 22:37:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-21 22:37:50,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:50,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-11-21 22:37:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 198 states and 276 transitions. [2022-11-21 22:37:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 276 transitions. [2022-11-21 22:37:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-21 22:37:53,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:53,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 0 proven. 1749 refuted. 0 times theorem prover too weak. 2024 trivial. 0 not checked. [2022-11-21 22:37:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 205 states and 286 transitions. [2022-11-21 22:37:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 286 transitions. [2022-11-21 22:37:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-11-21 22:37:57,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 0 proven. 1909 refuted. 0 times theorem prover too weak. 2208 trivial. 0 not checked. [2022-11-21 22:38:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:00,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 212 states and 296 transitions. [2022-11-21 22:38:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 296 transitions. [2022-11-21 22:38:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-21 22:38:00,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:00,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:04,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4476 backedges. 0 proven. 2076 refuted. 0 times theorem prover too weak. 2400 trivial. 0 not checked. [2022-11-21 22:38:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 219 states and 306 transitions. [2022-11-21 22:38:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 306 transitions. [2022-11-21 22:38:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-11-21 22:38:04,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4850 backedges. 0 proven. 2250 refuted. 0 times theorem prover too weak. 2600 trivial. 0 not checked. [2022-11-21 22:38:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:08,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 226 states and 316 transitions. [2022-11-21 22:38:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 316 transitions. [2022-11-21 22:38:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-11-21 22:38:08,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:08,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5239 backedges. 0 proven. 2431 refuted. 0 times theorem prover too weak. 2808 trivial. 0 not checked. [2022-11-21 22:38:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 233 states and 326 transitions. [2022-11-21 22:38:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 326 transitions. [2022-11-21 22:38:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-11-21 22:38:12,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5643 backedges. 0 proven. 2619 refuted. 0 times theorem prover too weak. 3024 trivial. 0 not checked. [2022-11-21 22:38:16,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 240 states and 336 transitions. [2022-11-21 22:38:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 336 transitions. [2022-11-21 22:38:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-11-21 22:38:16,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:16,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6062 backedges. 0 proven. 2814 refuted. 0 times theorem prover too weak. 3248 trivial. 0 not checked. [2022-11-21 22:38:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 247 states and 346 transitions. [2022-11-21 22:38:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 346 transitions. [2022-11-21 22:38:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2022-11-21 22:38:20,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:20,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6496 backedges. 0 proven. 3016 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2022-11-21 22:38:24,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:24,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 254 states and 356 transitions. [2022-11-21 22:38:24,563 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2022-11-21 22:38:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2022-11-21 22:38:24,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:24,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6945 backedges. 0 proven. 3225 refuted. 0 times theorem prover too weak. 3720 trivial. 0 not checked. [2022-11-21 22:38:29,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 261 states and 366 transitions. [2022-11-21 22:38:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 366 transitions. [2022-11-21 22:38:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2022-11-21 22:38:29,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:29,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7409 backedges. 0 proven. 3441 refuted. 0 times theorem prover too weak. 3968 trivial. 0 not checked. [2022-11-21 22:38:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 268 states and 376 transitions. [2022-11-21 22:38:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 376 transitions. [2022-11-21 22:38:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2022-11-21 22:38:34,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:34,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7888 backedges. 0 proven. 3664 refuted. 0 times theorem prover too weak. 4224 trivial. 0 not checked. [2022-11-21 22:38:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 275 states and 386 transitions. [2022-11-21 22:38:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 386 transitions. [2022-11-21 22:38:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-11-21 22:38:39,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:39,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8382 backedges. 0 proven. 3894 refuted. 0 times theorem prover too weak. 4488 trivial. 0 not checked. [2022-11-21 22:38:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 282 states and 396 transitions. [2022-11-21 22:38:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 396 transitions. [2022-11-21 22:38:45,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2022-11-21 22:38:45,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:45,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:50,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8891 backedges. 0 proven. 4131 refuted. 0 times theorem prover too weak. 4760 trivial. 0 not checked. [2022-11-21 22:38:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 289 states and 406 transitions. [2022-11-21 22:38:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2022-11-21 22:38:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2022-11-21 22:38:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:51,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9415 backedges. 0 proven. 4375 refuted. 0 times theorem prover too weak. 5040 trivial. 0 not checked. [2022-11-21 22:38:57,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 296 states and 416 transitions. [2022-11-21 22:38:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 416 transitions. [2022-11-21 22:38:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2022-11-21 22:38:57,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:57,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 9954 backedges. 0 proven. 4626 refuted. 0 times theorem prover too weak. 5328 trivial. 0 not checked. [2022-11-21 22:39:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 303 states and 426 transitions. [2022-11-21 22:39:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 426 transitions. [2022-11-21 22:39:03,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2022-11-21 22:39:03,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 10508 backedges. 0 proven. 4884 refuted. 0 times theorem prover too weak. 5624 trivial. 0 not checked. [2022-11-21 22:39:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 310 states and 436 transitions. [2022-11-21 22:39:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 436 transitions. [2022-11-21 22:39:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2022-11-21 22:39:10,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:10,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 11077 backedges. 0 proven. 5149 refuted. 0 times theorem prover too weak. 5928 trivial. 0 not checked. [2022-11-21 22:39:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 317 states and 446 transitions. [2022-11-21 22:39:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 446 transitions. [2022-11-21 22:39:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2022-11-21 22:39:17,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:17,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 11661 backedges. 0 proven. 5421 refuted. 0 times theorem prover too weak. 6240 trivial. 0 not checked. [2022-11-21 22:39:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 324 states and 456 transitions. [2022-11-21 22:39:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 456 transitions. [2022-11-21 22:39:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2022-11-21 22:39:25,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:25,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12260 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2022-11-21 22:39:32,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 331 states and 466 transitions. [2022-11-21 22:39:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 466 transitions. [2022-11-21 22:39:32,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2022-11-21 22:39:32,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:32,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 12874 backedges. 0 proven. 5986 refuted. 0 times theorem prover too weak. 6888 trivial. 0 not checked. [2022-11-21 22:39:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 338 states and 476 transitions. [2022-11-21 22:39:41,052 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 476 transitions. [2022-11-21 22:39:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2022-11-21 22:39:41,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:41,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 13503 backedges. 0 proven. 6279 refuted. 0 times theorem prover too weak. 7224 trivial. 0 not checked. [2022-11-21 22:39:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 345 states and 486 transitions. [2022-11-21 22:39:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 486 transitions. [2022-11-21 22:39:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2022-11-21 22:39:49,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:49,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 14147 backedges. 0 proven. 6579 refuted. 0 times theorem prover too weak. 7568 trivial. 0 not checked. [2022-11-21 22:39:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 352 states and 496 transitions. [2022-11-21 22:39:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 496 transitions. [2022-11-21 22:39:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2022-11-21 22:39:58,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:58,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14806 backedges. 0 proven. 6886 refuted. 0 times theorem prover too weak. 7920 trivial. 0 not checked. [2022-11-21 22:40:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:08,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 359 states and 506 transitions. [2022-11-21 22:40:08,517 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 506 transitions. [2022-11-21 22:40:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 691 [2022-11-21 22:40:08,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:08,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 15480 backedges. 0 proven. 7200 refuted. 0 times theorem prover too weak. 8280 trivial. 0 not checked. [2022-11-21 22:40:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 366 states and 516 transitions. [2022-11-21 22:40:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 516 transitions. [2022-11-21 22:40:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2022-11-21 22:40:18,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:18,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16169 backedges. 0 proven. 7521 refuted. 0 times theorem prover too weak. 8648 trivial. 0 not checked. [2022-11-21 22:40:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 373 states and 526 transitions. [2022-11-21 22:40:28,512 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 526 transitions. [2022-11-21 22:40:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2022-11-21 22:40:28,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:28,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:38,442 INFO L134 CoverageAnalysis]: Checked inductivity of 16873 backedges. 0 proven. 7849 refuted. 0 times theorem prover too weak. 9024 trivial. 0 not checked. [2022-11-21 22:40:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 380 states and 536 transitions. [2022-11-21 22:40:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 536 transitions. [2022-11-21 22:40:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2022-11-21 22:40:39,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:39,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 17592 backedges. 0 proven. 8184 refuted. 0 times theorem prover too weak. 9408 trivial. 0 not checked. [2022-11-21 22:40:50,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 387 states and 546 transitions. [2022-11-21 22:40:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 546 transitions. [2022-11-21 22:40:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2022-11-21 22:40:50,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:50,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 18326 backedges. 0 proven. 8526 refuted. 0 times theorem prover too weak. 9800 trivial. 0 not checked. [2022-11-21 22:41:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 394 states and 556 transitions. [2022-11-21 22:41:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 556 transitions. [2022-11-21 22:41:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2022-11-21 22:41:02,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:13,183 INFO L134 CoverageAnalysis]: Checked inductivity of 19075 backedges. 0 proven. 8875 refuted. 0 times theorem prover too weak. 10200 trivial. 0 not checked. [2022-11-21 22:41:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 401 states and 566 transitions. [2022-11-21 22:41:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 566 transitions. [2022-11-21 22:41:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2022-11-21 22:41:14,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:14,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:25,823 INFO L134 CoverageAnalysis]: Checked inductivity of 19839 backedges. 0 proven. 9231 refuted. 0 times theorem prover too weak. 10608 trivial. 0 not checked. [2022-11-21 22:41:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 408 states and 576 transitions. [2022-11-21 22:41:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 576 transitions. [2022-11-21 22:41:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 796 [2022-11-21 22:41:26,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:26,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:38,756 INFO L134 CoverageAnalysis]: Checked inductivity of 20618 backedges. 0 proven. 9594 refuted. 0 times theorem prover too weak. 11024 trivial. 0 not checked. [2022-11-21 22:41:39,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 415 states and 586 transitions. [2022-11-21 22:41:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 586 transitions. [2022-11-21 22:41:39,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2022-11-21 22:41:39,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:39,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:52,298 INFO L134 CoverageAnalysis]: Checked inductivity of 21412 backedges. 0 proven. 9964 refuted. 0 times theorem prover too weak. 11448 trivial. 0 not checked. [2022-11-21 22:41:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 422 states and 596 transitions. [2022-11-21 22:41:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 596 transitions. [2022-11-21 22:41:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2022-11-21 22:41:53,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:53,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 22221 backedges. 0 proven. 10341 refuted. 0 times theorem prover too weak. 11880 trivial. 0 not checked. [2022-11-21 22:42:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 606 transitions. [2022-11-21 22:42:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 606 transitions. [2022-11-21 22:42:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2022-11-21 22:42:07,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:07,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 23045 backedges. 0 proven. 10725 refuted. 0 times theorem prover too weak. 12320 trivial. 0 not checked. [2022-11-21 22:42:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 436 states and 616 transitions. [2022-11-21 22:42:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 616 transitions. [2022-11-21 22:42:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2022-11-21 22:42:23,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:23,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 23884 backedges. 0 proven. 11116 refuted. 0 times theorem prover too weak. 12768 trivial. 0 not checked. [2022-11-21 22:42:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:38,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 443 states and 626 transitions. [2022-11-21 22:42:38,583 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 626 transitions. [2022-11-21 22:42:38,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 871 [2022-11-21 22:42:38,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:38,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 24738 backedges. 0 proven. 11514 refuted. 0 times theorem prover too weak. 13224 trivial. 0 not checked. [2022-11-21 22:42:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:54,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 450 states and 636 transitions. [2022-11-21 22:42:54,708 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 636 transitions. [2022-11-21 22:42:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2022-11-21 22:42:54,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:10,312 INFO L134 CoverageAnalysis]: Checked inductivity of 25607 backedges. 0 proven. 11919 refuted. 0 times theorem prover too weak. 13688 trivial. 0 not checked. [2022-11-21 22:43:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 457 states and 646 transitions. [2022-11-21 22:43:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 646 transitions. [2022-11-21 22:43:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-11-21 22:43:11,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:11,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 26491 backedges. 0 proven. 12331 refuted. 0 times theorem prover too weak. 14160 trivial. 0 not checked. [2022-11-21 22:43:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:28,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 464 states and 656 transitions. [2022-11-21 22:43:28,858 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 656 transitions. [2022-11-21 22:43:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 916 [2022-11-21 22:43:28,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:28,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 27390 backedges. 0 proven. 12750 refuted. 0 times theorem prover too weak. 14640 trivial. 0 not checked. [2022-11-21 22:43:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 471 states and 666 transitions. [2022-11-21 22:43:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 666 transitions. [2022-11-21 22:43:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 931 [2022-11-21 22:43:46,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:46,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat