./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f645b80d4169704e02b3c19c65a00755e1e28cc942f5a2526cd4b4e1dcca30cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:52,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:52,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:15:52,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:52,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:52,300 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:52,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:52,306 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:52,307 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:52,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:52,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:52,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:52,315 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:52,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:52,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:52,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:52,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:52,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:52,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:52,319 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:52,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:52,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:52,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:52,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:52,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:52,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:52,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:52,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:52,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:52,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:52,327 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:52,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:52,328 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:52,328 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_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f645b80d4169704e02b3c19c65a00755e1e28cc942f5a2526cd4b4e1dcca30cf [2023-11-24 22:15:52,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:52,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:52,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:52,643 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:52,644 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:52,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2023-11-24 22:15:56,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:56,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:56,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2023-11-24 22:15:56,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/data/6a0d299ef/c049b565eb694946ad88586efc056168/FLAGd6dcc2bca [2023-11-24 22:15:56,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/data/6a0d299ef/c049b565eb694946ad88586efc056168 [2023-11-24 22:15:56,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:56,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:56,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:56,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:56,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:56,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:56" (1/1) ... [2023-11-24 22:15:56,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28942bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:56, skipping insertion in model container [2023-11-24 22:15:56,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:56" (1/1) ... [2023-11-24 22:15:56,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:56,923 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_b8fad095-59f0-4436-a72a-505ada717bec/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18939,18952] [2023-11-24 22:15:56,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:56,945 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:56,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-24 22:15:56,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87] [2023-11-24 22:15:56,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [190] [2023-11-24 22:15:56,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [232] [2023-11-24 22:15:56,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [340] [2023-11-24 22:15:56,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [548] [2023-11-24 22:15:56,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [615] [2023-11-24 22:15:56,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [981] [2023-11-24 22:15:57,068 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_b8fad095-59f0-4436-a72a-505ada717bec/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18939,18952] [2023-11-24 22:15:57,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:57,123 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:57,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57 WrapperNode [2023-11-24 22:15:57,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:57,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:57,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:57,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:57,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,186 INFO L138 Inliner]: procedures = 57, calls = 100, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 209 [2023-11-24 22:15:57,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:57,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:57,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:57,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:57,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:57,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:57,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:57,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:57,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:57,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:57,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:57,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fad095-59f0-4436-a72a-505ada717bec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 22:15:57,339 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 22:15:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 22:15:57,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 22:15:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 22:15:57,340 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 22:15:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 22:15:57,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 22:15:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 22:15:57,341 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 22:15:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 22:15:57,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 22:15:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 22:15:57,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 22:15:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:57,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:57,430 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:57,432 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:57,810 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:57,968 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:57,968 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:15:57,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:57 BoogieIcfgContainer [2023-11-24 22:15:57,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:57,971 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:57,972 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:57,983 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:57,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-11-24 22:15:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-24 22:15:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:15:58,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2023-11-24 22:15:58,391 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-24 22:15:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:15:58,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-24 22:15:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-24 22:15:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:15:58,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2023-11-24 22:15:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-11-24 22:15:58,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:15:58,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2023-11-24 22:15:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2023-11-24 22:15:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:15:59,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2023-11-24 22:15:59,797 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2023-11-24 22:15:59,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:15:59,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2023-11-24 22:15:59,933 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2023-11-24 22:15:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:15:59,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 108 states and 175 transitions. [2023-11-24 22:16:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2023-11-24 22:16:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:16:00,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 181 transitions. [2023-11-24 22:16:00,990 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 181 transitions. [2023-11-24 22:16:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:16:00,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 111 states and 184 transitions. [2023-11-24 22:16:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 184 transitions. [2023-11-24 22:16:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:16:01,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 114 states and 190 transitions. [2023-11-24 22:16:01,331 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2023-11-24 22:16:01,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:16:01,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 115 states and 191 transitions. [2023-11-24 22:16:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 191 transitions. [2023-11-24 22:16:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:01,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,562 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 121 states and 206 transitions. [2023-11-24 22:16:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 206 transitions. [2023-11-24 22:16:02,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:02,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 124 states and 211 transitions. [2023-11-24 22:16:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2023-11-24 22:16:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:16:02,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 213 transitions. [2023-11-24 22:16:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2023-11-24 22:16:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:02,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 229 transitions. [2023-11-24 22:16:02,527 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 229 transitions. [2023-11-24 22:16:02,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:02,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,655 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:02,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 134 states and 230 transitions. [2023-11-24 22:16:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2023-11-24 22:16:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:16:02,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 150 states and 278 transitions. [2023-11-24 22:16:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 278 transitions. [2023-11-24 22:16:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:16:05,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:05,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 159 states and 296 transitions. [2023-11-24 22:16:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 296 transitions. [2023-11-24 22:16:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:16:06,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 162 states and 307 transitions. [2023-11-24 22:16:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 307 transitions. [2023-11-24 22:16:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:16:07,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:08,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 174 states and 337 transitions. [2023-11-24 22:16:08,681 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 337 transitions. [2023-11-24 22:16:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:16:08,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 176 states and 342 transitions. [2023-11-24 22:16:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 342 transitions. [2023-11-24 22:16:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:09,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 184 states and 367 transitions. [2023-11-24 22:16:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 367 transitions. [2023-11-24 22:16:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:10,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:10,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:11,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:11,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 188 states and 374 transitions. [2023-11-24 22:16:11,854 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 374 transitions. [2023-11-24 22:16:11,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:11,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:11,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 195 states and 386 transitions. [2023-11-24 22:16:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2023-11-24 22:16:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:16:13,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:14,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:14,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 198 states and 388 transitions. [2023-11-24 22:16:14,683 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 388 transitions. [2023-11-24 22:16:14,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:14,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:14,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 199 states and 391 transitions. [2023-11-24 22:16:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 391 transitions. [2023-11-24 22:16:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:16:14,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:14,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:14,983 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:16:16,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 207 states and 408 transitions. [2023-11-24 22:16:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 408 transitions. [2023-11-24 22:16:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:16:16,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:16:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 208 states and 417 transitions. [2023-11-24 22:16:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 417 transitions. [2023-11-24 22:16:16,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:16:16,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:16,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:16:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 210 states and 426 transitions. [2023-11-24 22:16:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 426 transitions. [2023-11-24 22:16:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:16:17,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:17,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 218 states and 437 transitions. [2023-11-24 22:16:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 437 transitions. [2023-11-24 22:16:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:16:19,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:19,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:16:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 220 states and 441 transitions. [2023-11-24 22:16:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 441 transitions. [2023-11-24 22:16:20,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:16:20,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:20,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:16:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 221 states and 434 transitions. [2023-11-24 22:16:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 434 transitions. [2023-11-24 22:16:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:16:21,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:16:21,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 227 states and 447 transitions. [2023-11-24 22:16:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 447 transitions. [2023-11-24 22:16:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:16:21,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:21,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,043 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:16:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 228 states and 448 transitions. [2023-11-24 22:16:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2023-11-24 22:16:22,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:16:22,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:29,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 246 states and 510 transitions. [2023-11-24 22:16:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 510 transitions. [2023-11-24 22:16:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:16:29,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:31,552 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 270 states and 588 transitions. [2023-11-24 22:16:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 588 transitions. [2023-11-24 22:16:41,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:16:41,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:41,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:16:42,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 270 states and 587 transitions. [2023-11-24 22:16:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 587 transitions. [2023-11-24 22:16:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:16:42,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:42,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:16:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 272 states and 578 transitions. [2023-11-24 22:16:43,423 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 578 transitions. [2023-11-24 22:16:43,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:16:43,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:43,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.