./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/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_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/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_f88056dd-b04f-4cae-b36d-d5bb774dbf08/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 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:45,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:45,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:08:45,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:45,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:45,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:45,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:45,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:45,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:45,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:45,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:45,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:45,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:45,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:45,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:45,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:45,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:45,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:45,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:45,557 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:45,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:45,558 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:45,558 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:45,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:45,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:45,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:45,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:45,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:45,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:45,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:45,564 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:45,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:45,564 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:45,565 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_f88056dd-b04f-4cae-b36d-d5bb774dbf08/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 [2023-11-19 04:08:45,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:45,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:45,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:45,851 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:45,852 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:45,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2023-11-19 04:08:49,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:49,458 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:49,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2023-11-19 04:08:49,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/data/a21d58aa2/26e84e1b45eb4e69bb62c792446eb055/FLAG74596caaa [2023-11-19 04:08:49,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/data/a21d58aa2/26e84e1b45eb4e69bb62c792446eb055 [2023-11-19 04:08:49,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:49,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:49,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:49,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:49,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:49,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:49" (1/1) ... [2023-11-19 04:08:49,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8e14ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:49, skipping insertion in model container [2023-11-19 04:08:49,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:49" (1/1) ... [2023-11-19 04:08:49,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:49,858 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_f88056dd-b04f-4cae-b36d-d5bb774dbf08/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2023-11-19 04:08:49,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:49,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:49,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 04:08:49,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] [2023-11-19 04:08:49,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [511] [2023-11-19 04:08:49,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [539] [2023-11-19 04:08:49,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [548] [2023-11-19 04:08:49,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [621] [2023-11-19 04:08:49,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [721] [2023-11-19 04:08:49,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [924] [2023-11-19 04:08:50,043 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_f88056dd-b04f-4cae-b36d-d5bb774dbf08/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2023-11-19 04:08:50,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:50,092 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:50,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50 WrapperNode [2023-11-19 04:08:50,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:50,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:50,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:50,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:50,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,161 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 186 [2023-11-19 04:08:50,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:50,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:50,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:50,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:50,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:50,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:50,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:50,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:50,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:50,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:50,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:50,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:50,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 04:08:50,318 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 04:08:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 04:08:50,318 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 04:08:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 04:08:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 04:08:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 04:08:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 04:08:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 04:08:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 04:08:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 04:08:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 04:08:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 04:08:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 04:08:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 04:08:50,324 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 04:08:50,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:50,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:50,457 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:50,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:50,805 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:50,953 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:50,953 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:50,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:50 BoogieIcfgContainer [2023-11-19 04:08:50,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:50,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:50,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:50,979 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:50,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:51,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-19 04:08:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-19 04:08:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:51,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2023-11-19 04:08:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-19 04:08:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:51,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2023-11-19 04:08:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2023-11-19 04:08:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:51,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2023-11-19 04:08:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-11-19 04:08:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:51,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2023-11-19 04:08:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2023-11-19 04:08:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:52,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 80 states and 111 transitions. [2023-11-19 04:08:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2023-11-19 04:08:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:52,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2023-11-19 04:08:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2023-11-19 04:08:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:52,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 98 states and 146 transitions. [2023-11-19 04:08:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 146 transitions. [2023-11-19 04:08:53,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:53,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2023-11-19 04:08:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2023-11-19 04:08:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:53,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 182 transitions. [2023-11-19 04:08:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 182 transitions. [2023-11-19 04:08:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:55,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 122 states and 188 transitions. [2023-11-19 04:08:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2023-11-19 04:08:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:55,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 128 states and 201 transitions. [2023-11-19 04:08:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2023-11-19 04:08:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:08:55,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 135 states and 219 transitions. [2023-11-19 04:08:55,747 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 219 transitions. [2023-11-19 04:08:55,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:55,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 139 states and 228 transitions. [2023-11-19 04:08:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 228 transitions. [2023-11-19 04:08:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:55,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 140 states and 229 transitions. [2023-11-19 04:08:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 229 transitions. [2023-11-19 04:08:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:56,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 142 states and 234 transitions. [2023-11-19 04:08:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2023-11-19 04:08:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:56,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 228 transitions. [2023-11-19 04:08:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2023-11-19 04:08:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:56,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 149 states and 246 transitions. [2023-11-19 04:08:57,012 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 246 transitions. [2023-11-19 04:08:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:57,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,049 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 150 states and 247 transitions. [2023-11-19 04:08:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2023-11-19 04:08:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:57,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:08:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 153 states and 253 transitions. [2023-11-19 04:08:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 253 transitions. [2023-11-19 04:08:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:58,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 160 states and 268 transitions. [2023-11-19 04:08:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2023-11-19 04:08:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:08:59,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,169 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:59,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 161 states and 270 transitions. [2023-11-19 04:08:59,209 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2023-11-19 04:08:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:08:59,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 162 states and 272 transitions. [2023-11-19 04:08:59,327 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2023-11-19 04:08:59,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:59,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:08:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 170 states and 284 transitions. [2023-11-19 04:08:59,572 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 284 transitions. [2023-11-19 04:08:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:08:59,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:08:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 171 states and 285 transitions. [2023-11-19 04:08:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 285 transitions. [2023-11-19 04:08:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:08:59,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:01,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 319 transitions. [2023-11-19 04:09:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 319 transitions. [2023-11-19 04:09:01,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:01,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 198 states and 338 transitions. [2023-11-19 04:09:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 338 transitions. [2023-11-19 04:09:03,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:03,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 199 states and 339 transitions. [2023-11-19 04:09:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 339 transitions. [2023-11-19 04:09:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:03,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:04,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 202 states and 342 transitions. [2023-11-19 04:09:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 342 transitions. [2023-11-19 04:09:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:09:04,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 203 states and 343 transitions. [2023-11-19 04:09:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 343 transitions. [2023-11-19 04:09:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:09:04,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:09:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 204 states and 346 transitions. [2023-11-19 04:09:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 346 transitions. [2023-11-19 04:09:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:09:04,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:09:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 355 transitions. [2023-11-19 04:09:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 355 transitions. [2023-11-19 04:09:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:05,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,695 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 04:09:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 217 states and 366 transitions. [2023-11-19 04:09:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 366 transitions. [2023-11-19 04:09:06,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:06,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,802 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 04:09:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 223 states and 375 transitions. [2023-11-19 04:09:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 375 transitions. [2023-11-19 04:09:07,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:07,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:09:07,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 224 states and 376 transitions. [2023-11-19 04:09:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 376 transitions. [2023-11-19 04:09:07,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:07,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,177 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 04:09:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 225 states and 377 transitions. [2023-11-19 04:09:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 377 transitions. [2023-11-19 04:09:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:07,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 04:09:07,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 226 states and 380 transitions. [2023-11-19 04:09:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 380 transitions. [2023-11-19 04:09:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:07,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 04:09:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 229 states and 383 transitions. [2023-11-19 04:09:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 383 transitions. [2023-11-19 04:09:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:09:07,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 04:09:07,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 232 states and 387 transitions. [2023-11-19 04:09:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 387 transitions. [2023-11-19 04:09:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:09:07,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 04:09:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 233 states and 388 transitions. [2023-11-19 04:09:08,084 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 388 transitions. [2023-11-19 04:09:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 04:09:08,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 04:09:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 236 states and 393 transitions. [2023-11-19 04:09:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 393 transitions. [2023-11-19 04:09:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:09:08,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-19 04:09:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 237 states and 394 transitions. [2023-11-19 04:09:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 394 transitions. [2023-11-19 04:09:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 04:09:08,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 04:09:08,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 103 states and 136 transitions. [2023-11-19 04:09:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2023-11-19 04:09:08,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:09:08,446 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2023-11-19 04:09:08,463 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 04:09:08,807 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,812 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,812 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,812 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,812 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 04:09:08,815 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 04:09:08,816 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,816 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,817 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,817 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,817 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,817 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,817 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,818 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,818 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:09:08,818 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-19 04:09:08,819 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:09:08,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:09:08 ImpRootNode [2023-11-19 04:09:08,820 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:09:08,821 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:09:08,821 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:09:08,821 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:09:08,822 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:50" (3/4) ... [2023-11-19 04:09:08,824 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:09:08,828 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-19 04:09:08,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 04:09:08,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 04:09:08,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 04:09:08,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 04:09:08,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 04:09:08,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 04:09:08,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 04:09:08,839 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-11-19 04:09:08,840 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:09:08,841 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 04:09:08,842 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:09:08,843 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:09:08,878 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 04:09:08,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 04:09:08,934 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 04:09:08,935 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 04:09:08,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:09:08,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:09:08,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:09:08,997 INFO L158 Benchmark]: Toolchain (without parser) took 19501.73ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 122.1MB in the beginning and 187.2MB in the end (delta: -65.2MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:08,997 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:08,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.84ms. Allocated memory is still 153.1MB. Free memory was 122.1MB in the beginning and 102.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:09:08,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.66ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:08,998 INFO L158 Benchmark]: Boogie Preprocessor took 53.28ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 99.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:08,999 INFO L158 Benchmark]: RCFGBuilder took 746.85ms. Allocated memory is still 153.1MB. Free memory was 99.0MB in the beginning and 75.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:08,999 INFO L158 Benchmark]: CodeCheck took 17855.19ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 75.4MB in the beginning and 195.6MB in the end (delta: -120.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:09,000 INFO L158 Benchmark]: Witness Printer took 174.95ms. Allocated memory is still 268.4MB. Free memory was 194.6MB in the beginning and 187.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,002 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14286 SdHoareTripleChecker+Valid, 33.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8235 mSDsluCounter, 17980 SdHoareTripleChecker+Invalid, 27.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12937 mSDsCounter, 5618 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18978 IncrementalHoareTripleChecker+Invalid, 24596 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5618 mSolverCounterUnsat, 5043 mSDtfsCounter, 18978 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17359 GetRequests, 17132 SyntacticMatches, 1 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20781 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1823 NumberOfCodeBlocks, 1823 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1781 ConstructedInterpolants, 0 QuantifiedInterpolants, 3593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 37 PerfectInterpolantSequences, 623/650 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 544]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (tmp == 1)) && (tmp == systemActive)) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (!((tmp == 0)) || (tmp == methaneLevelCritical)) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.84ms. Allocated memory is still 153.1MB. Free memory was 122.1MB in the beginning and 102.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.66ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.28ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 99.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.85ms. Allocated memory is still 153.1MB. Free memory was 99.0MB in the beginning and 75.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 17855.19ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 75.4MB in the beginning and 195.6MB in the end (delta: -120.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 174.95ms. Allocated memory is still 268.4MB. Free memory was 194.6MB in the beginning and 187.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] - GenericResultAtLocation [Line: 511]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [511] - GenericResultAtLocation [Line: 539]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [539] - GenericResultAtLocation [Line: 548]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [548] - GenericResultAtLocation [Line: 621]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [621] - GenericResultAtLocation [Line: 721]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [721] - GenericResultAtLocation [Line: 924]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [924] RESULT: Ultimate proved your program to be correct! [2023-11-19 04:09:09,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88056dd-b04f-4cae-b36d-d5bb774dbf08/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE