./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product16.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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/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 f148fc9ce65faa66ebebdaf3c4bc47bc200a3ebfe7e123b8276da7aa11779ba7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:53:38,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:53:39,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:53:39,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:53:39,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:53:39,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:53:39,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:53:39,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:53:39,087 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:53:39,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:53:39,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:53:39,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:53:39,089 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:53:39,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:53:39,090 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:53:39,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:53:39,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:53:39,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:53:39,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:53:39,092 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:53:39,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:53:39,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:53:39,094 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:53:39,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:53:39,094 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:53:39,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:53:39,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:53:39,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:53:39,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:53:39,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:53:39,097 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:53:39,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:53:39,097 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:53:39,098 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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f148fc9ce65faa66ebebdaf3c4bc47bc200a3ebfe7e123b8276da7aa11779ba7 [2023-12-02 23:53:39,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:53:39,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:53:39,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:53:39,334 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:53:39,334 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:53:39,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2023-12-02 23:53:42,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:53:42,334 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:53:42,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2023-12-02 23:53:42,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/data/6d4df5ffe/5fe8d3c34e9846a585cee68beda60a70/FLAG12716a6ca [2023-12-02 23:53:42,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/data/6d4df5ffe/5fe8d3c34e9846a585cee68beda60a70 [2023-12-02 23:53:42,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:53:42,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:53:42,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:53:42,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:53:42,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:53:42,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d318b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42, skipping insertion in model container [2023-12-02 23:53:42,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,432 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:53:42,618 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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c[4901,4914] [2023-12-02 23:53:42,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:53:42,710 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:53:42,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-12-02 23:53:42,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [135] [2023-12-02 23:53:42,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [163] [2023-12-02 23:53:42,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [201] [2023-12-02 23:53:42,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [300] [2023-12-02 23:53:42,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [309] [2023-12-02 23:53:42,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [675] [2023-12-02 23:53:42,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [852] [2023-12-02 23:53:42,743 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_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c[4901,4914] [2023-12-02 23:53:42,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:53:42,812 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:53:42,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42 WrapperNode [2023-12-02 23:53:42,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:53:42,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:53:42,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:53:42,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:53:42,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,866 INFO L138 Inliner]: procedures = 53, calls = 97, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 145 [2023-12-02 23:53:42,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:53:42,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:53:42,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:53:42,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:53:42,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:53:42,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:53:42,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:53:42,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:53:42,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:42" (1/1) ... [2023-12-02 23:53:42,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:53:42,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:53:42,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:53:42,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:53:42,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:53:42,962 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-02 23:53:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-02 23:53:42,962 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-02 23:53:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-02 23:53:42,962 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-02 23:53:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-02 23:53:42,963 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-02 23:53:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-02 23:53:42,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:53:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:53:42,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-12-02 23:53:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-12-02 23:53:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-02 23:53:42,964 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-02 23:53:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:53:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-02 23:53:42,964 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-02 23:53:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:53:42,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:53:43,032 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:53:43,034 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:53:43,277 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:53:43,356 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:53:43,356 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:53:43,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:43 BoogieIcfgContainer [2023-12-02 23:53:43,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:53:43,359 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:53:43,359 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:53:43,366 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:53:43,366 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:43" (1/1) ... [2023-12-02 23:53:43,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:53:43,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2023-12-02 23:53:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2023-12-02 23:53:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:53:43,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:43,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:43,586 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 23:53:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2023-12-02 23:53:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2023-12-02 23:53:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:53:43,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:43,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:43,718 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 23:53:43,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2023-12-02 23:53:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-12-02 23:53:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:53:43,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:43,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:43,826 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 23:53:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2023-12-02 23:53:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-12-02 23:53:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:53:43,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:43,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:43,928 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 23:53:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2023-12-02 23:53:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2023-12-02 23:53:44,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:53:44,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,138 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 23:53:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 139 transitions. [2023-12-02 23:53:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2023-12-02 23:53:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:53:44,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,433 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 23:53:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 93 states and 140 transitions. [2023-12-02 23:53:44,453 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2023-12-02 23:53:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:53:44,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,507 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 23:53:44,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 99 states and 151 transitions. [2023-12-02 23:53:44,612 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2023-12-02 23:53:44,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:53:44,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,652 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 23:53:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 152 transitions. [2023-12-02 23:53:44,673 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2023-12-02 23:53:44,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:53:44,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,722 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 23:53:44,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 153 transitions. [2023-12-02 23:53:44,743 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-12-02 23:53:44,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:53:44,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,774 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 23:53:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 102 states and 154 transitions. [2023-12-02 23:53:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2023-12-02 23:53:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:53:44,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:44,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:44,836 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:53:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 172 transitions. [2023-12-02 23:53:45,050 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2023-12-02 23:53:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:53:45,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:53:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 112 states and 173 transitions. [2023-12-02 23:53:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2023-12-02 23:53:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:53:45,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,160 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:53:45,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 113 states and 175 transitions. [2023-12-02 23:53:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 175 transitions. [2023-12-02 23:53:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:45,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:53:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 114 states and 176 transitions. [2023-12-02 23:53:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 176 transitions. [2023-12-02 23:53:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:53:45,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:53:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 208 transitions. [2023-12-02 23:53:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 208 transitions. [2023-12-02 23:53:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:45,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:53:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 208 transitions. [2023-12-02 23:53:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2023-12-02 23:53:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:53:45,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:46,015 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:53:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 137 states and 231 transitions. [2023-12-02 23:53:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2023-12-02 23:53:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:53:46,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:46,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:53:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 138 states and 232 transitions. [2023-12-02 23:53:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2023-12-02 23:53:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:53:46,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:46,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:53:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 139 states and 233 transitions. [2023-12-02 23:53:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 233 transitions. [2023-12-02 23:53:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:53:46,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:46,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:53:46,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 140 states and 231 transitions. [2023-12-02 23:53:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 231 transitions. [2023-12-02 23:53:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:53:46,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:46,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 23:53:47,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:47,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 141 states and 229 transitions. [2023-12-02 23:53:47,065 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 229 transitions. [2023-12-02 23:53:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:53:47,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:47,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:47,095 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 23:53:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:47,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 147 states and 238 transitions. [2023-12-02 23:53:47,125 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2023-12-02 23:53:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:53:47,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 23:53:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:47,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 148 states and 239 transitions. [2023-12-02 23:53:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 239 transitions. [2023-12-02 23:53:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:53:47,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:47,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 23:53:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 51 states and 66 transitions. [2023-12-02 23:53:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-12-02 23:53:47,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:53:47,258 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2023-12-02 23:53:47,266 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:53:47,428 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,436 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,436 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:53:47,439 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-02 23:53:47,442 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-02 23:53:47,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:53:47 ImpRootNode [2023-12-02 23:53:47,443 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:53:47,444 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:53:47,444 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:53:47,444 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:53:47,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:43" (3/4) ... [2023-12-02 23:53:47,446 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:53:47,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-12-02 23:53:47,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-02 23:53:47,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-02 23:53:47,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-02 23:53:47,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-12-02 23:53:47,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-02 23:53:47,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-12-02 23:53:47,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-12-02 23:53:47,457 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2023-12-02 23:53:47,457 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 23:53:47,458 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 23:53:47,458 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:53:47,459 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:53:47,482 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-02 23:53:47,521 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-12-02 23:53:47,560 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:53:47,561 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:53:47,561 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:53:47,562 INFO L158 Benchmark]: Toolchain (without parser) took 5190.17ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 99.2MB in the beginning and 109.8MB in the end (delta: -10.6MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,562 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:53:47,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.62ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 80.2MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.75ms. Allocated memory is still 153.1MB. Free memory was 80.2MB in the beginning and 78.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,564 INFO L158 Benchmark]: Boogie Preprocessor took 30.77ms. Allocated memory is still 153.1MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,564 INFO L158 Benchmark]: RCFGBuilder took 459.56ms. Allocated memory is still 153.1MB. Free memory was 76.4MB in the beginning and 110.3MB in the end (delta: -33.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,564 INFO L158 Benchmark]: CodeCheck took 4084.44ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 109.8MB in the beginning and 116.1MB in the end (delta: -6.3MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,565 INFO L158 Benchmark]: Witness Printer took 117.46ms. Allocated memory is still 188.7MB. Free memory was 116.1MB in the beginning and 109.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:53:47,566 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, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4899 SdHoareTripleChecker+Valid, 6.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2379 mSDsluCounter, 5703 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3513 mSDsCounter, 1093 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4079 IncrementalHoareTripleChecker+Invalid, 5172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1093 mSolverCounterUnsat, 2190 mSDtfsCounter, 4079 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7523 GetRequests, 7445 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2269 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 886 NumberOfCodeBlocks, 886 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 862 ConstructedInterpolants, 0 QuantifiedInterpolants, 1713 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 20 PerfectInterpolantSequences, 252/277 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: 305]: 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: 146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 683]: 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 0.26ms. Allocated memory is still 102.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.62ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 80.2MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.75ms. Allocated memory is still 153.1MB. Free memory was 80.2MB in the beginning and 78.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.77ms. Allocated memory is still 153.1MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 459.56ms. Allocated memory is still 153.1MB. Free memory was 76.4MB in the beginning and 110.3MB in the end (delta: -33.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 4084.44ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 109.8MB in the beginning and 116.1MB in the end (delta: -6.3MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Witness Printer took 117.46ms. Allocated memory is still 188.7MB. Free memory was 116.1MB in the beginning and 109.8MB in the end (delta: 6.3MB). 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: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [135] - GenericResultAtLocation [Line: 163]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [163] - GenericResultAtLocation [Line: 201]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [201] - GenericResultAtLocation [Line: 300]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [300] - GenericResultAtLocation [Line: 309]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [309] - GenericResultAtLocation [Line: 675]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [675] - GenericResultAtLocation [Line: 852]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [852] RESULT: Ultimate proved your program to be correct! [2023-12-02 23:53:47,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45b9d72-eb1b-4a34-85c9-6b6054a10f35/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