./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:32,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:33,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:15:33,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:33,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:33,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:33,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:33,101 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:33,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:33,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:33,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:33,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:33,110 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:33,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:33,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:33,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:33,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:33,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:33,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:33,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:33,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:33,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:33,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:33,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:33,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:33,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:33,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:33,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:33,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:33,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:33,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:33,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:33,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:33,121 INFO L153 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe [2023-11-24 22:15:33,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:33,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:33,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:33,460 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:33,461 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:33,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2023-11-24 22:15:36,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:36,823 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:36,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2023-11-24 22:15:36,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/data/946b0c668/3178a8cf99774410b38ae53bac4e033a/FLAG3b23f5463 [2023-11-24 22:15:36,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/data/946b0c668/3178a8cf99774410b38ae53bac4e033a [2023-11-24 22:15:36,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:36,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:36,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:36,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:36,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:36,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:36" (1/1) ... [2023-11-24 22:15:36,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d687736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:36, skipping insertion in model container [2023-11-24 22:15:36,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:36" (1/1) ... [2023-11-24 22:15:36,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:37,155 WARN L240 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2023-11-24 22:15:37,206 WARN L240 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2023-11-24 22:15:37,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:37,277 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:37,291 WARN L240 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2023-11-24 22:15:37,321 WARN L240 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_9a665a0a-f1b6-4843-8b48-1a15b10779e1/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2023-11-24 22:15:37,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:37,378 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:37,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37 WrapperNode [2023-11-24 22:15:37,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:37,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:37,381 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:37,381 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:37,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,450 INFO L138 Inliner]: procedures = 54, calls = 58, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 551 [2023-11-24 22:15:37,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:37,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:37,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:37,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:37,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:37,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:37,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:37,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:37,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:37,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:37,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:37,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a665a0a-f1b6-4843-8b48-1a15b10779e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:15:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:15:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-24 22:15:37,618 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-24 22:15:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 22:15:37,618 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 22:15:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 22:15:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 22:15:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 22:15:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 22:15:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 22:15:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 22:15:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 22:15:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 22:15:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 22:15:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 22:15:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 22:15:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 22:15:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-24 22:15:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-24 22:15:37,769 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:37,772 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:38,455 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:38,726 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:38,727 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:15:38,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:38 BoogieIcfgContainer [2023-11-24 22:15:38,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:38,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:38,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:38,768 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:38,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:38" (1/1) ... [2023-11-24 22:15:38,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 150 states and 221 transitions. [2023-11-24 22:15:38,864 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 221 transitions. [2023-11-24 22:15:38,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:15:38,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:38,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 155 states and 227 transitions. [2023-11-24 22:15:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 227 transitions. [2023-11-24 22:15:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:15:39,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 165 states and 247 transitions. [2023-11-24 22:15:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2023-11-24 22:15:39,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:15:39,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2023-11-24 22:15:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2023-11-24 22:15:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:15:39,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 177 states and 269 transitions. [2023-11-24 22:15:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 269 transitions. [2023-11-24 22:15:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:15:39,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 180 states and 275 transitions. [2023-11-24 22:15:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 275 transitions. [2023-11-24 22:15:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:15:40,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:40,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:41,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 188 states and 290 transitions. [2023-11-24 22:15:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 290 transitions. [2023-11-24 22:15:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:15:41,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:41,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:15:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 196 states and 305 transitions. [2023-11-24 22:15:42,407 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 305 transitions. [2023-11-24 22:15:42,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:15:42,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:15:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 198 states and 309 transitions. [2023-11-24 22:15:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 309 transitions. [2023-11-24 22:15:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:42,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 208 states and 327 transitions. [2023-11-24 22:15:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 327 transitions. [2023-11-24 22:15:43,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:43,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:43,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 209 states and 327 transitions. [2023-11-24 22:15:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2023-11-24 22:15:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:43,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:43,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 210 states and 327 transitions. [2023-11-24 22:15:43,375 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 327 transitions. [2023-11-24 22:15:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:43,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:43,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:43,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 211 states and 327 transitions. [2023-11-24 22:15:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 327 transitions. [2023-11-24 22:15:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:43,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:43,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:43,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 217 states and 338 transitions. [2023-11-24 22:15:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 338 transitions. [2023-11-24 22:15:44,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:44,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 218 states and 338 transitions. [2023-11-24 22:15:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 338 transitions. [2023-11-24 22:15:44,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:44,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 226 states and 352 transitions. [2023-11-24 22:15:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2023-11-24 22:15:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:15:44,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:15:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 230 states and 357 transitions. [2023-11-24 22:15:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 357 transitions. [2023-11-24 22:15:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:15:44,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:15:45,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:45,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 237 states and 373 transitions. [2023-11-24 22:15:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 373 transitions. [2023-11-24 22:15:45,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:15:45,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:45,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:15:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:45,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 390 transitions. [2023-11-24 22:15:45,482 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 390 transitions. [2023-11-24 22:15:45,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:15:45,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:45,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:15:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 246 states and 393 transitions. [2023-11-24 22:15:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 393 transitions. [2023-11-24 22:15:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:15:45,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:45,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:46,034 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:15:46,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 255 states and 408 transitions. [2023-11-24 22:15:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 408 transitions. [2023-11-24 22:15:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:15:46,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:46,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:15:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 256 states and 408 transitions. [2023-11-24 22:15:46,613 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 408 transitions. [2023-11-24 22:15:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:15:46,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:46,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:15:47,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 265 states and 423 transitions. [2023-11-24 22:15:47,399 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2023-11-24 22:15:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:15:47,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:47,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:47,445 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 22:15:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 265 states and 422 transitions. [2023-11-24 22:15:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 422 transitions. [2023-11-24 22:15:47,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:15:47,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:47,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:15:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 278 states and 456 transitions. [2023-11-24 22:15:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 456 transitions. [2023-11-24 22:15:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:15:49,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:49,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:15:49,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 284 states and 468 transitions. [2023-11-24 22:15:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 468 transitions. [2023-11-24 22:15:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:15:49,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:49,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:15:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:50,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 290 states and 479 transitions. [2023-11-24 22:15:50,576 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 479 transitions. [2023-11-24 22:15:50,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:50,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:50,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:15:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 316 states and 538 transitions. [2023-11-24 22:15:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 538 transitions. [2023-11-24 22:15:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:55,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:55,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:15:55,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 320 states and 545 transitions. [2023-11-24 22:15:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 545 transitions. [2023-11-24 22:15:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:55,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:56,006 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:15:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 326 states and 558 transitions. [2023-11-24 22:15:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 558 transitions. [2023-11-24 22:15:56,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:56,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:56,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:56,716 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:15:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 332 states and 569 transitions. [2023-11-24 22:15:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 569 transitions. [2023-11-24 22:15:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:15:57,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 348 states and 601 transitions. [2023-11-24 22:16:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 601 transitions. [2023-11-24 22:16:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:00,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 350 states and 606 transitions. [2023-11-24 22:16:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 606 transitions. [2023-11-24 22:16:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:03,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:03,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:06,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 358 states and 623 transitions. [2023-11-24 22:16:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 623 transitions. [2023-11-24 22:16:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:16:06,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 359 states and 624 transitions. [2023-11-24 22:16:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 624 transitions. [2023-11-24 22:16:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:16:06,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:07,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 360 states and 625 transitions. [2023-11-24 22:16:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 625 transitions. [2023-11-24 22:16:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:16:07,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 351 states and 607 transitions. [2023-11-24 22:16:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 607 transitions. [2023-11-24 22:16:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:07,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:16:08,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 352 states and 611 transitions. [2023-11-24 22:16:08,235 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 611 transitions. [2023-11-24 22:16:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:08,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:16:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 353 states and 616 transitions. [2023-11-24 22:16:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 616 transitions. [2023-11-24 22:16:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:08,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:16:09,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 354 states and 619 transitions. [2023-11-24 22:16:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 619 transitions. [2023-11-24 22:16:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:16:09,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 373 states and 659 transitions. [2023-11-24 22:16:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 659 transitions. [2023-11-24 22:16:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:16:15,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:15,484 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:16:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 375 states and 664 transitions. [2023-11-24 22:16:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 664 transitions. [2023-11-24 22:16:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:16:16,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:16,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:16:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 383 states and 682 transitions. [2023-11-24 22:16:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 682 transitions. [2023-11-24 22:16:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:16:18,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:18,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:16:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 384 states and 683 transitions. [2023-11-24 22:16:18,741 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 683 transitions. [2023-11-24 22:16:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:16:18,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:18,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:16:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 385 states and 684 transitions. [2023-11-24 22:16:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 684 transitions. [2023-11-24 22:16:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:16:19,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:19,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:19,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:16:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 376 states and 665 transitions. [2023-11-24 22:16:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 665 transitions. [2023-11-24 22:16:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:16:19,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:19,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.