./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/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 449370313253a0d5d7b509b2cd15e912fe8e85dcb7140575e7078385cf7fc6cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:21,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:21,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:28:21,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:21,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:21,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:21,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:21,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:21,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:21,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:21,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:21,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:21,779 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:21,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:21,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:21,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:21,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:21,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:21,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:21,784 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:21,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:21,785 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:21,785 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:21,786 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:21,786 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:21,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:21,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:21,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:21,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:21,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:21,791 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:21,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:21,792 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:21,792 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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449370313253a0d5d7b509b2cd15e912fe8e85dcb7140575e7078385cf7fc6cf [2023-11-19 03:28:22,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:22,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:22,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:22,122 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:22,122 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:22,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2023-11-19 03:28:25,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:25,532 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:25,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2023-11-19 03:28:25,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/data/68a33678f/38854dfa7e1a49e3afd6cd853242a4d8/FLAGcafc179c9 [2023-11-19 03:28:25,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/data/68a33678f/38854dfa7e1a49e3afd6cd853242a4d8 [2023-11-19 03:28:25,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:25,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:25,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:25,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:25,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:25,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:25" (1/1) ... [2023-11-19 03:28:25,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6b7570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:25, skipping insertion in model container [2023-11-19 03:28:25,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:25" (1/1) ... [2023-11-19 03:28:25,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:25,849 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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c[7477,7490] [2023-11-19 03:28:25,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:25,941 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:25,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-11-19 03:28:25,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [153] [2023-11-19 03:28:25,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [221] [2023-11-19 03:28:25,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [407] [2023-11-19 03:28:25,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [502] [2023-11-19 03:28:25,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [511] [2023-11-19 03:28:25,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [546] [2023-11-19 03:28:25,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [912] [2023-11-19 03:28:25,978 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_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c[7477,7490] [2023-11-19 03:28:26,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:26,039 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:26,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26 WrapperNode [2023-11-19 03:28:26,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:26,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:26,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:26,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:26,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,093 INFO L138 Inliner]: procedures = 54, calls = 97, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 196 [2023-11-19 03:28:26,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:26,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:26,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:26,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:26,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:26,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:26,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:26,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:26,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:26,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:26,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:26,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb139c79-fe67-40ef-8d01-f86cbcf4ab29/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:28:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:28:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:28:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:28:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:28:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:28:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:28:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:28:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:28:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:28:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:28:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:28:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:26,316 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:26,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:26,596 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:26,746 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:26,746 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:28:26,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:26 BoogieIcfgContainer [2023-11-19 03:28:26,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:26,756 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:26,756 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:26,763 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:26,764 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:26,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 03:28:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 03:28:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:28:26,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:26,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:26,997 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 03:28:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 03:28:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 03:28:27,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:28:27,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,233 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 03:28:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-19 03:28:27,305 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 03:28:27,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:28:27,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,556 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 03:28:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-19 03:28:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-19 03:28:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:28:27,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,838 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 03:28:27,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2023-11-19 03:28:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-11-19 03:28:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:28:27,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:28,199 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 03:28:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2023-11-19 03:28:28,847 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2023-11-19 03:28:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:28:28,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:28,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:29,011 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 03:28:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2023-11-19 03:28:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2023-11-19 03:28:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:28:29,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:29,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:29,135 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 03:28:29,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2023-11-19 03:28:29,742 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2023-11-19 03:28:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:28:29,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:30,036 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 03:28:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 106 states and 186 transitions. [2023-11-19 03:28:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2023-11-19 03:28:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:28:31,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:31,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:31,628 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 03:28:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 108 states and 188 transitions. [2023-11-19 03:28:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 188 transitions. [2023-11-19 03:28:31,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:28:31,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:31,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:32,174 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 03:28:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 117 states and 213 transitions. [2023-11-19 03:28:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 213 transitions. [2023-11-19 03:28:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:28:33,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:33,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:33,510 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 03:28:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 125 states and 228 transitions. [2023-11-19 03:28:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 228 transitions. [2023-11-19 03:28:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:28:34,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:34,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:34,521 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 03:28:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 140 states and 257 transitions. [2023-11-19 03:28:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 257 transitions. [2023-11-19 03:28:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:28:36,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,505 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 03:28:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 141 states and 260 transitions. [2023-11-19 03:28:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 260 transitions. [2023-11-19 03:28:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:28:36,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,073 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 03:28:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 143 states and 266 transitions. [2023-11-19 03:28:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 266 transitions. [2023-11-19 03:28:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:28:37,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,813 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 03:28:38,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:38,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 143 states and 264 transitions. [2023-11-19 03:28:38,129 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 264 transitions. [2023-11-19 03:28:38,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:28:38,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:38,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:38,174 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 03:28:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 144 states and 267 transitions. [2023-11-19 03:28:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 267 transitions. [2023-11-19 03:28:38,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:28:38,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:38,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:38,502 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 03:28:39,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 150 states and 284 transitions. [2023-11-19 03:28:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 284 transitions. [2023-11-19 03:28:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:28:39,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:39,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:39,454 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:40,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 157 states and 300 transitions. [2023-11-19 03:28:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 300 transitions. [2023-11-19 03:28:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:28:40,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:40,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:40,523 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 03:28:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 161 states and 313 transitions. [2023-11-19 03:28:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 313 transitions. [2023-11-19 03:28:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:28:41,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:41,577 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 03:28:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 162 states and 315 transitions. [2023-11-19 03:28:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 315 transitions. [2023-11-19 03:28:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:28:41,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:41,916 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 03:28:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 163 states and 317 transitions. [2023-11-19 03:28:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 317 transitions. [2023-11-19 03:28:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:28:41,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 164 states and 318 transitions. [2023-11-19 03:28:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 318 transitions. [2023-11-19 03:28:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:28:42,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:42,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:42,240 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 03:28:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 166 states and 322 transitions. [2023-11-19 03:28:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 322 transitions. [2023-11-19 03:28:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:42,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:42,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:42,357 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 03:28:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 172 states and 338 transitions. [2023-11-19 03:28:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 338 transitions. [2023-11-19 03:28:43,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:28:43,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:43,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:43,219 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:28:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 342 transitions. [2023-11-19 03:28:43,270 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 342 transitions. [2023-11-19 03:28:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:28:43,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:43,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:43,314 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:28:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 176 states and 347 transitions. [2023-11-19 03:28:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 347 transitions. [2023-11-19 03:28:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:28:43,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:43,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:28:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 351 transitions. [2023-11-19 03:28:44,451 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 351 transitions. [2023-11-19 03:28:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:44,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:44,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:28:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 186 states and 379 transitions. [2023-11-19 03:28:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 379 transitions. [2023-11-19 03:28:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:28:47,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:48,106 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:28:50,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 198 states and 416 transitions. [2023-11-19 03:28:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 416 transitions. [2023-11-19 03:28:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:28:50,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:50,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:53,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 199 states and 422 transitions. [2023-11-19 03:28:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 422 transitions. [2023-11-19 03:28:53,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:28:53,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:53,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:53,677 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:28:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 200 states and 423 transitions. [2023-11-19 03:28:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 423 transitions. [2023-11-19 03:28:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:28:54,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:54,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:28:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:57,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 212 states and 451 transitions. [2023-11-19 03:28:57,302 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 451 transitions. [2023-11-19 03:28:57,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:28:57,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:28:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 213 states and 452 transitions. [2023-11-19 03:28:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 452 transitions. [2023-11-19 03:28:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:28:57,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:57,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 227 states and 492 transitions. [2023-11-19 03:29:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 492 transitions. [2023-11-19 03:29:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:29:05,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:05,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 228 states and 496 transitions. [2023-11-19 03:29:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 496 transitions. [2023-11-19 03:29:07,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:29:07,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:07,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 243 states and 556 transitions. [2023-11-19 03:29:12,389 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 556 transitions. [2023-11-19 03:29:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:29:12,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 244 states and 562 transitions. [2023-11-19 03:29:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 562 transitions. [2023-11-19 03:29:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:29:13,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:13,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.