./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9 --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 df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:01:40,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:01:40,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 05:01:40,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 05:01:40,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 05:01:40,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:01:40,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:01:40,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:01:40,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:01:40,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:01:40,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:01:40,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:01:40,828 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:01:40,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:01:40,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:01:40,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:01:40,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:01:40,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:01:40,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:01:40,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:01:40,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:01:40,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:01:40,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:01:40,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:01:40,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:01:40,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:01:40,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:40,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:01:40,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:01:40,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:01:40,837 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 05:01:40,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 05:01:40,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:01:40,838 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_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 [2023-12-03 05:01:41,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:01:41,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:01:41,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:01:41,074 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:01:41,075 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:01:41,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2023-12-03 05:01:43,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:01:44,008 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:01:44,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2023-12-03 05:01:44,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/data/caa680796/5b5c5cba97b44bd5b3b08d41d2a759b5/FLAGc94f0d0fa [2023-12-03 05:01:44,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/data/caa680796/5b5c5cba97b44bd5b3b08d41d2a759b5 [2023-12-03 05:01:44,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:01:44,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:01:44,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:44,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:01:44,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:01:44,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77404f24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44, skipping insertion in model container [2023-12-03 05:01:44,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:01:44,315 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_a1fff462-77a5-4fa4-a8e0-3e53437f4687/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2023-12-03 05:01:44,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:44,353 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:01:44,364 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-12-03 05:01:44,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [145] [2023-12-03 05:01:44,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [186] [2023-12-03 05:01:44,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [552] [2023-12-03 05:01:44,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [561] [2023-12-03 05:01:44,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [631] [2023-12-03 05:01:44,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [827] [2023-12-03 05:01:44,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [865] [2023-12-03 05:01:44,405 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_a1fff462-77a5-4fa4-a8e0-3e53437f4687/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2023-12-03 05:01:44,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:44,431 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:01:44,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44 WrapperNode [2023-12-03 05:01:44,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:44,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:44,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:01:44,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:01:44,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,480 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 191 [2023-12-03 05:01:44,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:44,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:01:44,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:01:44,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:01:44,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:01:44,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:01:44,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:01:44,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:01:44,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:44,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:44,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:01:44,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:01:44,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-03 05:01:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-03 05:01:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-03 05:01:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-03 05:01:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-03 05:01:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-03 05:01:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-03 05:01:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-03 05:01:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-03 05:01:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-03 05:01:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-03 05:01:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 05:01:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-03 05:01:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-03 05:01:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:01:44,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:01:44,652 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:01:44,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:01:44,887 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:01:44,991 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:01:44,991 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 05:01:44,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:44 BoogieIcfgContainer [2023-12-03 05:01:44,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:01:44,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:01:44,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:01:45,003 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:01:45,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:44" (1/1) ... [2023-12-03 05:01:45,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:01:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2023-12-03 05:01:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2023-12-03 05:01:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 05:01:45,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2023-12-03 05:01:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2023-12-03 05:01:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 05:01:45,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2023-12-03 05:01:45,377 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2023-12-03 05:01:45,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 05:01:45,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2023-12-03 05:01:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2023-12-03 05:01:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 05:01:45,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2023-12-03 05:01:45,696 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2023-12-03 05:01:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 05:01:45,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2023-12-03 05:01:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2023-12-03 05:01:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 05:01:45,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2023-12-03 05:01:45,888 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2023-12-03 05:01:45,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 05:01:45,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:45,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 100 states and 150 transitions. [2023-12-03 05:01:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2023-12-03 05:01:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:01:46,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2023-12-03 05:01:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2023-12-03 05:01:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 05:01:46,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 102 states and 152 transitions. [2023-12-03 05:01:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2023-12-03 05:01:46,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 05:01:46,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 109 states and 168 transitions. [2023-12-03 05:01:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 168 transitions. [2023-12-03 05:01:46,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:01:46,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 111 states and 171 transitions. [2023-12-03 05:01:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2023-12-03 05:01:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 05:01:46,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:46,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 167 transitions. [2023-12-03 05:01:46,964 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 167 transitions. [2023-12-03 05:01:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:01:46,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:46,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:01:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 186 transitions. [2023-12-03 05:01:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-12-03 05:01:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:01:47,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:01:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 187 transitions. [2023-12-03 05:01:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 187 transitions. [2023-12-03 05:01:47,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:01:47,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:01:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 120 states and 188 transitions. [2023-12-03 05:01:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2023-12-03 05:01:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:01:47,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 05:01:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 133 states and 221 transitions. [2023-12-03 05:01:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2023-12-03 05:01:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 05:01:47,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 05:01:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 222 transitions. [2023-12-03 05:01:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 222 transitions. [2023-12-03 05:01:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:01:47,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 05:01:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 135 states and 222 transitions. [2023-12-03 05:01:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 222 transitions. [2023-12-03 05:01:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:01:47,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 05:01:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 136 states and 220 transitions. [2023-12-03 05:01:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2023-12-03 05:01:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 05:01:48,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 05:01:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 221 transitions. [2023-12-03 05:01:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2023-12-03 05:01:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 05:01:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 05:01:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 222 transitions. [2023-12-03 05:01:48,384 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 222 transitions. [2023-12-03 05:01:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 05:01:48,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 05:01:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 139 states and 223 transitions. [2023-12-03 05:01:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 223 transitions. [2023-12-03 05:01:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 05:01:48,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 05:01:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 232 transitions. [2023-12-03 05:01:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2023-12-03 05:01:48,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 05:01:48,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 05:01:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 145 states and 232 transitions. [2023-12-03 05:01:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 232 transitions. [2023-12-03 05:01:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 05:01:48,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 05:01:48,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 146 states and 233 transitions. [2023-12-03 05:01:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 233 transitions. [2023-12-03 05:01:48,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 05:01:48,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:48,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,877 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 05:01:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 62 states and 78 transitions. [2023-12-03 05:01:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2023-12-03 05:01:48,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 05:01:48,905 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2023-12-03 05:01:48,913 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 05:01:49,068 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,072 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,073 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 05:01:49,075 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,075 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,075 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,076 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-03 05:01:49,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-03 05:01:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 05:01:49,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 05:01:49 ImpRootNode [2023-12-03 05:01:49,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 05:01:49,079 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 05:01:49,079 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 05:01:49,079 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 05:01:49,079 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:44" (3/4) ... [2023-12-03 05:01:49,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 05:01:49,084 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-12-03 05:01:49,085 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-03 05:01:49,086 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2023-12-03 05:01:49,093 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-12-03 05:01:49,093 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 05:01:49,094 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 05:01:49,095 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 05:01:49,095 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 05:01:49,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-03 05:01:49,124 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-03 05:01:49,162 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-03 05:01:49,163 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-03 05:01:49,210 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 05:01:49,211 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 05:01:49,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 05:01:49,212 INFO L158 Benchmark]: Toolchain (without parser) took 5172.57ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 95.7MB in the beginning and 71.6MB in the end (delta: 24.1MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,212 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:01:49,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.36ms. Allocated memory is still 127.9MB. Free memory was 95.4MB in the beginning and 76.1MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.76ms. Allocated memory is still 127.9MB. Free memory was 76.1MB in the beginning and 74.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,213 INFO L158 Benchmark]: Boogie Preprocessor took 23.68ms. Allocated memory is still 127.9MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:01:49,214 INFO L158 Benchmark]: RCFGBuilder took 487.69ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 72.3MB in the beginning and 126.6MB in the end (delta: -54.3MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,214 INFO L158 Benchmark]: CodeCheck took 4084.52ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 78.9MB in the end (delta: 47.7MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,215 INFO L158 Benchmark]: Witness Printer took 132.74ms. Allocated memory is still 159.4MB. Free memory was 78.9MB in the beginning and 71.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 05:01:49,217 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, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5245 SdHoareTripleChecker+Valid, 6.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2578 mSDsluCounter, 6317 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4019 mSDsCounter, 1122 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4367 IncrementalHoareTripleChecker+Invalid, 5489 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1122 mSolverCounterUnsat, 2298 mSDtfsCounter, 4367 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8235 GetRequests, 8169 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1418 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 982 NumberOfCodeBlocks, 982 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 956 ConstructedInterpolants, 0 QuantifiedInterpolants, 2013 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 21 PerfectInterpolantSequences, 260/291 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: 557]: 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: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (tmp == systemActive)) - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.36ms. Allocated memory is still 127.9MB. Free memory was 95.4MB in the beginning and 76.1MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.76ms. Allocated memory is still 127.9MB. Free memory was 76.1MB in the beginning and 74.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.68ms. Allocated memory is still 127.9MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 487.69ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 72.3MB in the beginning and 126.6MB in the end (delta: -54.3MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * CodeCheck took 4084.52ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 78.9MB in the end (delta: 47.7MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Witness Printer took 132.74ms. Allocated memory is still 159.4MB. Free memory was 78.9MB in the beginning and 71.6MB 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [145] - GenericResultAtLocation [Line: 186]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [186] - GenericResultAtLocation [Line: 552]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [552] - GenericResultAtLocation [Line: 561]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [561] - GenericResultAtLocation [Line: 631]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [631] - GenericResultAtLocation [Line: 827]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [827] - GenericResultAtLocation [Line: 865]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [865] RESULT: Ultimate proved your program to be correct! [2023-12-03 05:01:49,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1fff462-77a5-4fa4-a8e0-3e53437f4687/bin/ukojak-verify-Qdu7aM0XO9/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