./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/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_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/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_716e7efc-50bd-43c4-ba74-f4555c114813/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 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:13:14,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:13:14,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:13:14,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:13:14,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:13:14,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:13:14,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:13:14,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:13:14,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:13:14,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:13:14,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:13:14,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:13:14,609 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:13:14,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:13:14,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:13:14,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:13:14,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:13:14,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:13:14,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:13:14,613 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:13:14,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:13:14,614 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:13:14,615 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:13:14,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:13:14,615 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:13:14,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:13:14,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:14,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:13:14,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:13:14,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:13:14,618 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:13:14,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:13:14,619 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:13:14,619 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_716e7efc-50bd-43c4-ba74-f4555c114813/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 [2023-12-02 23:13:14,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:13:14,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:13:14,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:13:14,849 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:13:14,849 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:13:14,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2023-12-02 23:13:17,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:13:17,761 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:13:17,761 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2023-12-02 23:13:17,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/data/15cff371a/4072c58dbbcf456eb0db9cd3d4ce66ad/FLAG780475fa5 [2023-12-02 23:13:17,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/data/15cff371a/4072c58dbbcf456eb0db9cd3d4ce66ad [2023-12-02 23:13:17,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:13:17,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:13:17,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:17,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:13:17,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:13:17,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:17" (1/1) ... [2023-12-02 23:13:17,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f36507d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:17, skipping insertion in model container [2023-12-02 23:13:17,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:13:17" (1/1) ... [2023-12-02 23:13:17,835 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:13:18,058 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_716e7efc-50bd-43c4-ba74-f4555c114813/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2023-12-02 23:13:18,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:18,074 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:13:18,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-12-02 23:13:18,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153] [2023-12-02 23:13:18,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [188] [2023-12-02 23:13:18,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [554] [2023-12-02 23:13:18,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [648] [2023-12-02 23:13:18,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [716] [2023-12-02 23:13:18,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [930] [2023-12-02 23:13:18,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [957] [2023-12-02 23:13:18,143 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_716e7efc-50bd-43c4-ba74-f4555c114813/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2023-12-02 23:13:18,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:13:18,163 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:13:18,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18 WrapperNode [2023-12-02 23:13:18,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:13:18,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:18,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:13:18,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:13:18,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,214 INFO L138 Inliner]: procedures = 55, calls = 101, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 195 [2023-12-02 23:13:18,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:13:18,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:13:18,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:13:18,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:13:18,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:13:18,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:13:18,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:13:18,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:13:18,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:13:18,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:13:18,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:13:18,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:13:18,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:13:18,307 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-02 23:13:18,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-02 23:13:18,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-02 23:13:18,307 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-02 23:13:18,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-02 23:13:18,308 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-02 23:13:18,308 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-02 23:13:18,308 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-02 23:13:18,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:13:18,308 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:13:18,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-12-02 23:13:18,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-12-02 23:13:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-02 23:13:18,309 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-02 23:13:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:13:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-02 23:13:18,309 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-02 23:13:18,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:13:18,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:13:18,390 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:13:18,392 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:13:18,591 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:13:18,685 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:13:18,685 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:13:18,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:18 BoogieIcfgContainer [2023-12-02 23:13:18,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:13:18,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:13:18,688 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:13:18,698 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:13:18,698 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:18" (1/1) ... [2023-12-02 23:13:18,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:13:18,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2023-12-02 23:13:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2023-12-02 23:13:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:13:18,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:18,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:18,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2023-12-02 23:13:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2023-12-02 23:13:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:13:18,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:18,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2023-12-02 23:13:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-12-02 23:13:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:13:19,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2023-12-02 23:13:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2023-12-02 23:13:19,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:13:19,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2023-12-02 23:13:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2023-12-02 23:13:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:13:19,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2023-12-02 23:13:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2023-12-02 23:13:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:13:19,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2023-12-02 23:13:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2023-12-02 23:13:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:13:19,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:19,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2023-12-02 23:13:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-12-02 23:13:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:13:19,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 96 states and 143 transitions. [2023-12-02 23:13:20,014 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2023-12-02 23:13:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:13:20,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 97 states and 144 transitions. [2023-12-02 23:13:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2023-12-02 23:13:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:13:20,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 160 transitions. [2023-12-02 23:13:20,233 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2023-12-02 23:13:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:13:20,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:20,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 163 transitions. [2023-12-02 23:13:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2023-12-02 23:13:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:13:20,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 159 transitions. [2023-12-02 23:13:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2023-12-02 23:13:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:13:20,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:13:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 113 states and 178 transitions. [2023-12-02 23:13:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-12-02 23:13:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:13:20,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:13:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 114 states and 179 transitions. [2023-12-02 23:13:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2023-12-02 23:13:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:13:20,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:13:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 180 transitions. [2023-12-02 23:13:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 180 transitions. [2023-12-02 23:13:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:13:20,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:13:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 126 states and 209 transitions. [2023-12-02 23:13:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 209 transitions. [2023-12-02 23:13:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:13:21,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:13:21,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 127 states and 210 transitions. [2023-12-02 23:13:21,448 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 210 transitions. [2023-12-02 23:13:21,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:13:21,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 23:13:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 128 states and 210 transitions. [2023-12-02 23:13:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 210 transitions. [2023-12-02 23:13:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:13:21,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,587 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:13:21,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 129 states and 208 transitions. [2023-12-02 23:13:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2023-12-02 23:13:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:13:21,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:13:21,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 130 states and 209 transitions. [2023-12-02 23:13:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2023-12-02 23:13:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:13:21,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:13:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 131 states and 210 transitions. [2023-12-02 23:13:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 210 transitions. [2023-12-02 23:13:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 23:13:21,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:13:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 219 transitions. [2023-12-02 23:13:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2023-12-02 23:13:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:13:21,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 23:13:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:22,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 220 transitions. [2023-12-02 23:13:22,178 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 220 transitions. [2023-12-02 23:13:22,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:13:22,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:22,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 23:13:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 220 transitions. [2023-12-02 23:13:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 220 transitions. [2023-12-02 23:13:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:13:22,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:13:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 139 states and 221 transitions. [2023-12-02 23:13:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 221 transitions. [2023-12-02 23:13:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:13:22,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:22,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:13:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 58 states and 74 transitions. [2023-12-02 23:13:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-12-02 23:13:22,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:13:22,361 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2023-12-02 23:13:22,368 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:13:22,507 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,512 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,512 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,512 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-02 23:13:22,514 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,515 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,516 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-02 23:13:22,516 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:13:22,516 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-02 23:13:22,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:13:22 ImpRootNode [2023-12-02 23:13:22,517 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:13:22,518 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:13:22,518 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:13:22,518 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:13:22,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:13:18" (3/4) ... [2023-12-02 23:13:22,521 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:13:22,524 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-12-02 23:13:22,524 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-02 23:13:22,524 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-02 23:13:22,524 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-02 23:13:22,524 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-02 23:13:22,525 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-02 23:13:22,525 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:13:22,525 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-12-02 23:13:22,532 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2023-12-02 23:13:22,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-02 23:13:22,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 23:13:22,534 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:13:22,535 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:13:22,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-02 23:13:22,565 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-02 23:13:22,608 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-02 23:13:22,609 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-02 23:13:22,653 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:13:22,654 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:13:22,654 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:13:22,655 INFO L158 Benchmark]: Toolchain (without parser) took 4869.22ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 131.6MB in the beginning and 104.1MB in the end (delta: 27.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,655 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:13:22,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.08ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 112.3MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.68ms. Allocated memory is still 169.9MB. Free memory was 112.3MB in the beginning and 110.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,656 INFO L158 Benchmark]: Boogie Preprocessor took 30.09ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 108.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,657 INFO L158 Benchmark]: RCFGBuilder took 440.92ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 135.3MB in the end (delta: -27.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,657 INFO L158 Benchmark]: CodeCheck took 3829.12ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 135.3MB in the beginning and 111.4MB in the end (delta: 23.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,657 INFO L158 Benchmark]: Witness Printer took 136.31ms. Allocated memory is still 205.5MB. Free memory was 111.4MB in the beginning and 104.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:13:22,659 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, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4769 SdHoareTripleChecker+Valid, 6.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2520 mSDsluCounter, 5757 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3849 mSDsCounter, 1094 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4383 IncrementalHoareTripleChecker+Invalid, 5477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1094 mSolverCounterUnsat, 1908 mSDtfsCounter, 4383 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6951 GetRequests, 6885 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 780 NumberOfCodeBlocks, 780 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 754 ConstructedInterpolants, 0 QuantifiedInterpolants, 1759 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 21 PerfectInterpolantSequences, 182/203 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: 962]: 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: 659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((tmp == systemActive) && (pumpRunning == 0)) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.08ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 112.3MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.68ms. Allocated memory is still 169.9MB. Free memory was 112.3MB in the beginning and 110.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.09ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 108.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.92ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 135.3MB in the end (delta: -27.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * CodeCheck took 3829.12ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 135.3MB in the beginning and 111.4MB in the end (delta: 23.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Witness Printer took 136.31ms. Allocated memory is still 205.5MB. Free memory was 111.4MB in the beginning and 104.1MB 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,"Test.i","") [49] - GenericResultAtLocation [Line: 153]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153] - GenericResultAtLocation [Line: 188]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [188] - GenericResultAtLocation [Line: 554]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [554] - GenericResultAtLocation [Line: 648]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [648] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [716] - GenericResultAtLocation [Line: 930]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [930] - GenericResultAtLocation [Line: 957]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [957] RESULT: Ultimate proved your program to be correct! [2023-12-02 23:13:22,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_716e7efc-50bd-43c4-ba74-f4555c114813/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