./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL --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 cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:45,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:45,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:00:45,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:45,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:45,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:45,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:45,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:45,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:45,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:45,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:45,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:45,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:45,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:45,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:45,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:45,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:45,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:45,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:45,585 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:45,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:45,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:45,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:45,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:45,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:45,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:45,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:45,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:45,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:45,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:45,592 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:45,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:45,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:45,594 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_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb [2023-11-19 04:00:45,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:45,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:45,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:45,926 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:45,926 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:45,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2023-11-19 04:00:49,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:49,589 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:49,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2023-11-19 04:00:49,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/data/19af66793/3726b54e7f28438eb4543630d68f5655/FLAG031b805e1 [2023-11-19 04:00:49,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/data/19af66793/3726b54e7f28438eb4543630d68f5655 [2023-11-19 04:00:49,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:49,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:49,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:49,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:49,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:49,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:49" (1/1) ... [2023-11-19 04:00:49,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b93b18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:49, skipping insertion in model container [2023-11-19 04:00:49,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:49" (1/1) ... [2023-11-19 04:00:49,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:49,975 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_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2023-11-19 04:00:50,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:50,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:50,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 04:00:50,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [160] [2023-11-19 04:00:50,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [262] [2023-11-19 04:00:50,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [271] [2023-11-19 04:00:50,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [306] [2023-11-19 04:00:50,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [341] [2023-11-19 04:00:50,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [707] [2023-11-19 04:00:50,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [775] [2023-11-19 04:00:50,130 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_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2023-11-19 04:00:50,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:50,213 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:50,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50 WrapperNode [2023-11-19 04:00:50,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:50,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:50,221 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:50,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:50,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,289 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 231 [2023-11-19 04:00:50,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:50,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:50,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:50,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:50,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:50,349 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:50,349 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:50,349 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:50,350 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:50" (1/1) ... [2023-11-19 04:00:50,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:50,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:50,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:50,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dafc1e1-e18c-45b9-8c68-6c15a9f8c01c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 04:00:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 04:00:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 04:00:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 04:00:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 04:00:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 04:00:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 04:00:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 04:00:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 04:00:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 04:00:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 04:00:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 04:00:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 04:00:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 04:00:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 04:00:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 04:00:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 04:00:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 04:00:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:50,536 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:50,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:50,859 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:51,008 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:51,014 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:00:51,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:51 BoogieIcfgContainer [2023-11-19 04:00:51,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:51,024 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:51,024 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:51,032 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:51,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:51" (1/1) ... [2023-11-19 04:00:51,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2023-11-19 04:00:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2023-11-19 04:00:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:51,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:51,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:51,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2023-11-19 04:00:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2023-11-19 04:00:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:00:51,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:51,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2023-11-19 04:00:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2023-11-19 04:00:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:00:51,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:51,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2023-11-19 04:00:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2023-11-19 04:00:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:52,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:52,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:52,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:52,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2023-11-19 04:00:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2023-11-19 04:00:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:00:52,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:52,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 109 states and 187 transitions. [2023-11-19 04:00:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 187 transitions. [2023-11-19 04:00:54,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:00:54,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:54,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:54,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 190 transitions. [2023-11-19 04:00:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2023-11-19 04:00:54,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:00:54,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:54,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 193 transitions. [2023-11-19 04:00:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 193 transitions. [2023-11-19 04:00:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:00:55,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:55,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:00:55,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 118 states and 206 transitions. [2023-11-19 04:00:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 206 transitions. [2023-11-19 04:00:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:00:55,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:55,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 211 transitions. [2023-11-19 04:00:55,831 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 211 transitions. [2023-11-19 04:00:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:00:55,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:55,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:00:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 121 states and 212 transitions. [2023-11-19 04:00:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 212 transitions. [2023-11-19 04:00:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:00:56,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:56,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:57,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 128 states and 228 transitions. [2023-11-19 04:00:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-19 04:00:57,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:00:57,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:57,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:57,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:00:57,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:57,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 134 states and 241 transitions. [2023-11-19 04:00:57,621 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 241 transitions. [2023-11-19 04:00:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:00:57,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:57,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:58,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 137 states and 248 transitions. [2023-11-19 04:00:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2023-11-19 04:00:58,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:00:58,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:58,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:00:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 270 transitions. [2023-11-19 04:00:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 270 transitions. [2023-11-19 04:00:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:00:59,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:59,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 279 transitions. [2023-11-19 04:01:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 279 transitions. [2023-11-19 04:01:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:01:00,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:00,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:00,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 158 states and 305 transitions. [2023-11-19 04:01:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 305 transitions. [2023-11-19 04:01:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:01:02,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:02,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:02,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:02,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 159 states and 307 transitions. [2023-11-19 04:01:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 307 transitions. [2023-11-19 04:01:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:01:02,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:02,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 161 states and 311 transitions. [2023-11-19 04:01:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 311 transitions. [2023-11-19 04:01:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:03,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:03,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 162 states and 312 transitions. [2023-11-19 04:01:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 312 transitions. [2023-11-19 04:01:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:03,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:03,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 164 states and 312 transitions. [2023-11-19 04:01:04,537 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 312 transitions. [2023-11-19 04:01:04,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:01:04,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:04,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 168 states and 334 transitions. [2023-11-19 04:01:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 334 transitions. [2023-11-19 04:01:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:05,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:05,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 174 states and 354 transitions. [2023-11-19 04:01:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 354 transitions. [2023-11-19 04:01:06,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:06,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:06,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:06,832 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 176 states and 360 transitions. [2023-11-19 04:01:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 360 transitions. [2023-11-19 04:01:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:07,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:07,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 178 states and 364 transitions. [2023-11-19 04:01:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 364 transitions. [2023-11-19 04:01:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:01:07,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:07,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:07,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 178 states and 361 transitions. [2023-11-19 04:01:07,654 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 361 transitions. [2023-11-19 04:01:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:01:07,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:07,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 178 states and 359 transitions. [2023-11-19 04:01:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 359 transitions. [2023-11-19 04:01:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:08,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:08,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 179 states and 362 transitions. [2023-11-19 04:01:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 362 transitions. [2023-11-19 04:01:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:09,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:09,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:09,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:09,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 180 states and 364 transitions. [2023-11-19 04:01:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 364 transitions. [2023-11-19 04:01:09,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:01:09,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:09,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 183 states and 372 transitions. [2023-11-19 04:01:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 372 transitions. [2023-11-19 04:01:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:10,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:10,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 185 states and 377 transitions. [2023-11-19 04:01:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 377 transitions. [2023-11-19 04:01:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:11,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:11,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:15,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 187 states and 377 transitions. [2023-11-19 04:01:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 377 transitions. [2023-11-19 04:01:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:15,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 188 states and 379 transitions. [2023-11-19 04:01:16,087 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 379 transitions. [2023-11-19 04:01:16,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:16,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 189 states and 381 transitions. [2023-11-19 04:01:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 381 transitions. [2023-11-19 04:01:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:01:16,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 191 states and 384 transitions. [2023-11-19 04:01:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 384 transitions. [2023-11-19 04:01:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:16,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,324 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:01:16,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 196 states and 394 transitions. [2023-11-19 04:01:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 394 transitions. [2023-11-19 04:01:16,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:01:16,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 205 states and 423 transitions. [2023-11-19 04:01:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 423 transitions. [2023-11-19 04:01:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:01:20,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:20,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:21,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 207 states and 428 transitions. [2023-11-19 04:01:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 428 transitions. [2023-11-19 04:01:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:21,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:21,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 207 states and 426 transitions. [2023-11-19 04:01:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 426 transitions. [2023-11-19 04:01:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:01:22,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:29,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 223 states and 504 transitions. [2023-11-19 04:01:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 504 transitions. [2023-11-19 04:01:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:29,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:35,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:35,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 231 states and 531 transitions. [2023-11-19 04:01:35,912 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 531 transitions. [2023-11-19 04:01:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:01:35,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:35,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:35,981 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.