./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/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_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/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_8857bd32-a26d-4a4c-b22a-83594428dd5d/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 c8d555049aaaa188526ff7f51deb0a6f51f5f04abef75f3a5212bc7583c2506a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:07,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:07,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:20:07,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:07,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:07,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:07,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:07,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:07,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:07,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:07,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:07,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:07,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:07,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:07,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:07,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:07,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:07,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:07,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:07,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:07,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:07,951 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:07,951 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:07,951 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:07,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:07,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:07,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:07,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:07,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:07,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:07,956 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:07,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:07,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:07,956 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_8857bd32-a26d-4a4c-b22a-83594428dd5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d555049aaaa188526ff7f51deb0a6f51f5f04abef75f3a5212bc7583c2506a [2023-11-19 03:20:08,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:08,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:08,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:08,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:08,271 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:08,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2023-11-19 03:20:11,384 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:11,611 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:11,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2023-11-19 03:20:11,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/data/e2f31ba7d/76236220b74e411f92dfdc1311f03e37/FLAG5e0fe120e [2023-11-19 03:20:11,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/data/e2f31ba7d/76236220b74e411f92dfdc1311f03e37 [2023-11-19 03:20:11,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:11,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:11,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:11,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:11,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:11,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:11" (1/1) ... [2023-11-19 03:20:11,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ca5b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:11, skipping insertion in model container [2023-11-19 03:20:11,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:11" (1/1) ... [2023-11-19 03:20:11,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:12,037 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_8857bd32-a26d-4a4c-b22a-83594428dd5d/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c[17431,17444] [2023-11-19 03:20:12,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:12,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:12,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 03:20:12,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] [2023-11-19 03:20:12,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501] [2023-11-19 03:20:12,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539] [2023-11-19 03:20:12,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [638] [2023-11-19 03:20:12,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [706] [2023-11-19 03:20:12,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [868] [2023-11-19 03:20:12,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [895] [2023-11-19 03:20:12,144 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_8857bd32-a26d-4a4c-b22a-83594428dd5d/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c[17431,17444] [2023-11-19 03:20:12,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:12,166 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:12,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12 WrapperNode [2023-11-19 03:20:12,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:12,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:12,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:12,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:12,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,226 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 142 [2023-11-19 03:20:12,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:12,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:12,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:12,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:12,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:12,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:12,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:12,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:12,257 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:12,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:12,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:12,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:20:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:20:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:20:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:20:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:20:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:20:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:20:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:20:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:20:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:20:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 03:20:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 03:20:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:20:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:20:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:12,443 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:12,456 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:12,712 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:12,828 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:12,829 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:20:12,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:12 BoogieIcfgContainer [2023-11-19 03:20:12,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:12,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:12,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:12,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:12,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:12" (1/1) ... [2023-11-19 03:20:12,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2023-11-19 03:20:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-19 03:20:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:20:12,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,242 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 03:20:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2023-11-19 03:20:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-19 03:20:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:20:13,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,409 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 03:20:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-19 03:20:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-19 03:20:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:20:13,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,698 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 03:20:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-11-19 03:20:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-19 03:20:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:20:13,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,084 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 03:20:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2023-11-19 03:20:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2023-11-19 03:20:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:20:14,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,767 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 03:20:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2023-11-19 03:20:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2023-11-19 03:20:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:20:14,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,863 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 03:20:14,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2023-11-19 03:20:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2023-11-19 03:20:14,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:20:14,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,940 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 03:20:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 135 transitions. [2023-11-19 03:20:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2023-11-19 03:20:15,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:20:15,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,173 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 03:20:16,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 107 states and 167 transitions. [2023-11-19 03:20:16,291 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-11-19 03:20:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:20:16,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 108 states and 168 transitions. [2023-11-19 03:20:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2023-11-19 03:20:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:20:16,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 113 states and 178 transitions. [2023-11-19 03:20:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-11-19 03:20:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:20:16,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:20:16,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 118 states and 188 transitions. [2023-11-19 03:20:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 188 transitions. [2023-11-19 03:20:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:20:16,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:20:17,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 119 states and 189 transitions. [2023-11-19 03:20:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 189 transitions. [2023-11-19 03:20:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:20:17,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 195 transitions. [2023-11-19 03:20:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 195 transitions. [2023-11-19 03:20:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:20:18,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:18,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:20:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:18,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 125 states and 202 transitions. [2023-11-19 03:20:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 202 transitions. [2023-11-19 03:20:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 134 states and 216 transitions. [2023-11-19 03:20:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-11-19 03:20:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:19,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:19,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:20:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 141 states and 233 transitions. [2023-11-19 03:20:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 233 transitions. [2023-11-19 03:20:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:20,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:20,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:20:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:21,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 154 states and 255 transitions. [2023-11-19 03:20:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2023-11-19 03:20:21,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:20:21,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:21,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:20:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 155 states and 256 transitions. [2023-11-19 03:20:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 256 transitions. [2023-11-19 03:20:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:20:22,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:22,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:22,122 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:20:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 158 states and 261 transitions. [2023-11-19 03:20:22,187 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 261 transitions. [2023-11-19 03:20:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:20:22,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:22,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:20:22,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 159 states and 262 transitions. [2023-11-19 03:20:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2023-11-19 03:20:22,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:20:22,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:22,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:22,328 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:20:22,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 51 states and 61 transitions. [2023-11-19 03:20:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-19 03:20:22,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:20:22,363 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2023-11-19 03:20:22,371 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:20:22,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,624 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,625 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:20:22,631 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,632 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,632 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:20:22,633 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,633 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,633 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,634 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:20:22,634 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-19 03:20:22,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:20:22 ImpRootNode [2023-11-19 03:20:22,637 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:20:22,638 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:20:22,638 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:20:22,638 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:20:22,640 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:12" (3/4) ... [2023-11-19 03:20:22,644 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:20:22,648 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:20:22,648 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:20:22,649 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:20:22,649 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 03:20:22,649 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:20:22,649 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:20:22,649 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 03:20:22,663 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-11-19 03:20:22,664 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 03:20:22,664 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:20:22,665 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:20:22,665 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:20:22,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) [2023-11-19 03:20:22,756 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) [2023-11-19 03:20:22,811 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:20:22,811 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:20:22,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:20:22,812 INFO L158 Benchmark]: Toolchain (without parser) took 11166.40ms. Allocated memory was 130.0MB in the beginning and 243.3MB in the end (delta: 113.2MB). Free memory was 68.3MB in the beginning and 120.8MB in the end (delta: -52.6MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,812 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:22,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.05ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 68.0MB in the beginning and 128.7MB in the end (delta: -60.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.98ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 126.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,815 INFO L158 Benchmark]: Boogie Preprocessor took 28.47ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 125.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:22,815 INFO L158 Benchmark]: RCFGBuilder took 588.99ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 103.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,816 INFO L158 Benchmark]: CodeCheck took 9791.41ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 103.6MB in the beginning and 127.1MB in the end (delta: -23.5MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,816 INFO L158 Benchmark]: Witness Printer took 173.62ms. Allocated memory is still 243.3MB. Free memory was 127.1MB in the beginning and 120.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:20:22,818 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, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.5s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3951 SdHoareTripleChecker+Valid, 10.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1910 mSDsluCounter, 4561 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2878 mSDsCounter, 1819 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5733 IncrementalHoareTripleChecker+Invalid, 7552 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1819 mSolverCounterUnsat, 1683 mSDtfsCounter, 5733 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7685 GetRequests, 7524 SyntacticMatches, 3 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9803 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 846 NumberOfCodeBlocks, 846 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 825 ConstructedInterpolants, 0 QuantifiedInterpolants, 1550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 264/274 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: 900]: 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: 670]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (!((tmp == 0)) || (tmp == methaneLevelCritical)) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) && (tmp == 1)) - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.05ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 68.0MB in the beginning and 128.7MB in the end (delta: -60.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.98ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 126.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.47ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 125.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.99ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 103.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 9791.41ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 103.6MB in the beginning and 127.1MB in the end (delta: -23.5MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Witness Printer took 173.62ms. Allocated memory is still 243.3MB. Free memory was 127.1MB in the beginning and 120.8MB 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,"libacc.i","") [135] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501] - GenericResultAtLocation [Line: 539]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539] - GenericResultAtLocation [Line: 638]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [638] - GenericResultAtLocation [Line: 706]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [706] - GenericResultAtLocation [Line: 868]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [868] - GenericResultAtLocation [Line: 895]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [895] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:20:22,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8857bd32-a26d-4a4c-b22a-83594428dd5d/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