./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:56,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:56,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:56:56,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:56,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:56,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:56,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:56,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:56,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:56,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:56,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:56,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:56,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:56,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:56,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:56,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:56,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:56,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:56,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:56,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:56,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:56,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:56,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:56,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:56,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:56,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:56,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:56,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:56,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:56,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:56,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:56,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:56,542 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:56,543 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_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad [2023-11-19 03:56:56,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:56,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:56,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:56,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:56,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:56,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2023-11-19 03:56:59,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:00,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:00,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2023-11-19 03:57:00,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/data/c399c2d80/e3ec04c103e144d78b319863f0c7cc62/FLAG8495de999 [2023-11-19 03:57:00,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/data/c399c2d80/e3ec04c103e144d78b319863f0c7cc62 [2023-11-19 03:57:00,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:00,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:00,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:00,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:00,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:00,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c06f3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00, skipping insertion in model container [2023-11-19 03:57:00,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,397 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:00,635 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_1c0b344e-f9ce-46f5-b519-912a89fe8754/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c[8015,8028] [2023-11-19 03:57:00,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:00,744 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:00,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 03:57:00,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] [2023-11-19 03:57:00,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [183] [2023-11-19 03:57:00,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [376] [2023-11-19 03:57:00,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [444] [2023-11-19 03:57:00,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [540] [2023-11-19 03:57:00,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [549] [2023-11-19 03:57:00,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [575] [2023-11-19 03:57:00,782 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_1c0b344e-f9ce-46f5-b519-912a89fe8754/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c[8015,8028] [2023-11-19 03:57:00,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:00,861 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:00,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00 WrapperNode [2023-11-19 03:57:00,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:00,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:00,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:00,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:00,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,914 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 193 [2023-11-19 03:57:00,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:00,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:00,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:00,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:00,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:00,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:00,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:00,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:00,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:00,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:01,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:01,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:57:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:57:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:57:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:57:01,092 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:57:01,092 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:57:01,093 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:57:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:57:01,093 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 03:57:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 03:57:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:57:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:57:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:01,094 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:57:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:57:01,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:01,173 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:01,175 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:01,480 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:01,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:01,621 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:57:01,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:01 BoogieIcfgContainer [2023-11-19 03:57:01,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:01,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:01,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:01,640 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:01,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:01" (1/1) ... [2023-11-19 03:57:01,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:01,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2023-11-19 03:57:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2023-11-19 03:57:01,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:57:01,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:01,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:01,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-19 03:57:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-19 03:57:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:57:01,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:01,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-11-19 03:57:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-19 03:57:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:57:02,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2023-11-19 03:57:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2023-11-19 03:57:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:57:02,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:02,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 78 states and 121 transitions. [2023-11-19 03:57:03,127 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2023-11-19 03:57:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:57:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions. [2023-11-19 03:57:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2023-11-19 03:57:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:57:03,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2023-11-19 03:57:03,505 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-19 03:57:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:57:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2023-11-19 03:57:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2023-11-19 03:57:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:57:03,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 139 transitions. [2023-11-19 03:57:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2023-11-19 03:57:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:03,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 144 transitions. [2023-11-19 03:57:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-11-19 03:57:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:04,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 138 transitions. [2023-11-19 03:57:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-19 03:57:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:04,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 92 states and 147 transitions. [2023-11-19 03:57:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2023-11-19 03:57:04,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:04,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 93 states and 150 transitions. [2023-11-19 03:57:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 150 transitions. [2023-11-19 03:57:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:04,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:05,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 97 states and 157 transitions. [2023-11-19 03:57:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2023-11-19 03:57:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:05,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 98 states and 158 transitions. [2023-11-19 03:57:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 158 transitions. [2023-11-19 03:57:05,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:57:05,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:57:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 105 states and 178 transitions. [2023-11-19 03:57:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 178 transitions. [2023-11-19 03:57:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:57:05,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,023 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:57:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 181 transitions. [2023-11-19 03:57:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 181 transitions. [2023-11-19 03:57:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:57:06,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:57:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 108 states and 181 transitions. [2023-11-19 03:57:06,571 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 181 transitions. [2023-11-19 03:57:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:06,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:57:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 109 states and 182 transitions. [2023-11-19 03:57:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 182 transitions. [2023-11-19 03:57:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:06,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:57:06,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 110 states and 185 transitions. [2023-11-19 03:57:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 185 transitions. [2023-11-19 03:57:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:57:06,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 115 states and 195 transitions. [2023-11-19 03:57:07,285 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 195 transitions. [2023-11-19 03:57:07,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:57:07,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:57:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 60 states and 77 transitions. [2023-11-19 03:57:07,395 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-19 03:57:07,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:57:07,396 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2023-11-19 03:57:07,404 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:57:07,586 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,590 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,590 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,590 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:57:07,593 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,593 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,593 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:57:07,594 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:57:07,595 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,596 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:57:07,597 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:07,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:57:07 ImpRootNode [2023-11-19 03:57:07,599 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:57:07,599 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:57:07,601 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:57:07,601 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:57:07,601 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:01" (3/4) ... [2023-11-19 03:57:07,605 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:57:07,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-19 03:57:07,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 03:57:07,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:57:07,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:57:07,609 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:57:07,610 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:57:07,610 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 03:57:07,626 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2023-11-19 03:57:07,627 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 03:57:07,627 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:57:07,628 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:57:07,629 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:57:07,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-19 03:57:07,659 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-19 03:57:07,660 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:57:07,709 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-19 03:57:07,709 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-19 03:57:07,710 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:57:07,760 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:57:07,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:57:07,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:57:07,762 INFO L158 Benchmark]: Toolchain (without parser) took 7441.44ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 125.0MB in the beginning and 144.6MB in the end (delta: -19.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,762 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:07,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.27ms. Allocated memory is still 163.6MB. Free memory was 124.8MB in the beginning and 105.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.56ms. Allocated memory is still 163.6MB. Free memory was 105.2MB in the beginning and 103.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,763 INFO L158 Benchmark]: Boogie Preprocessor took 31.43ms. Allocated memory is still 163.6MB. Free memory was 103.1MB in the beginning and 101.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,764 INFO L158 Benchmark]: RCFGBuilder took 682.09ms. Allocated memory is still 163.6MB. Free memory was 101.4MB in the beginning and 111.0MB in the end (delta: -9.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,764 INFO L158 Benchmark]: CodeCheck took 5967.84ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 110.7MB in the beginning and 151.9MB in the end (delta: -41.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:07,764 INFO L158 Benchmark]: Witness Printer took 162.04ms. Allocated memory is still 197.1MB. Free memory was 151.9MB in the beginning and 144.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:07,766 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 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3562 SdHoareTripleChecker+Valid, 7.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1502 mSDsluCounter, 4058 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2476 mSDsCounter, 937 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3363 IncrementalHoareTripleChecker+Invalid, 4300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 937 mSolverCounterUnsat, 1582 mSDtfsCounter, 3363 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5412 GetRequests, 5323 SyntacticMatches, 11 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2083 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 569 NumberOfCodeBlocks, 569 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 548 ConstructedInterpolants, 0 QuantifiedInterpolants, 1349 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 16 PerfectInterpolantSequences, 95/116 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: 545]: 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: 388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (waterLevel == 1)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.27ms. Allocated memory is still 163.6MB. Free memory was 124.8MB in the beginning and 105.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.56ms. Allocated memory is still 163.6MB. Free memory was 105.2MB in the beginning and 103.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.43ms. Allocated memory is still 163.6MB. Free memory was 103.1MB in the beginning and 101.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 682.09ms. Allocated memory is still 163.6MB. Free memory was 101.4MB in the beginning and 111.0MB in the end (delta: -9.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 5967.84ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 110.7MB in the beginning and 151.9MB in the end (delta: -41.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 162.04ms. Allocated memory is still 197.1MB. Free memory was 151.9MB in the beginning and 144.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] - GenericResultAtLocation [Line: 183]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [183] - GenericResultAtLocation [Line: 376]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [376] - GenericResultAtLocation [Line: 444]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [444] - GenericResultAtLocation [Line: 540]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [540] - GenericResultAtLocation [Line: 549]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [549] - GenericResultAtLocation [Line: 575]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [575] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:57:07,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0b344e-f9ce-46f5-b519-912a89fe8754/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE