./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.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_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/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_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/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_62a9a7e4-a574-48bf-bc49-2116145e69af/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 b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:56,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:56,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:58:56,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:56,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:56,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:56,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:56,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:56,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:56,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:56,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:56,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:56,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:56,634 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:56,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:56,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:56,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:56,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:56,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:56,637 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:56,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:56,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:56,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:56,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:56,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:56,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:56,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:56,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:56,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:56,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:56,642 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:56,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:56,642 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:56,643 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_62a9a7e4-a574-48bf-bc49-2116145e69af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 [2023-11-19 03:58:56,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:57,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:57,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:57,019 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:57,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:57,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2023-11-19 03:59:00,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:00,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:00,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2023-11-19 03:59:00,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/data/fc5cf453b/a73dcf29a3604fc8bca588accc6d05ec/FLAG65a3e34be [2023-11-19 03:59:00,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/data/fc5cf453b/a73dcf29a3604fc8bca588accc6d05ec [2023-11-19 03:59:00,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:00,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:00,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:00,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:00,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:00,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3641a384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00, skipping insertion in model container [2023-11-19 03:59:00,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:00,875 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_62a9a7e4-a574-48bf-bc49-2116145e69af/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2023-11-19 03:59:00,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:00,983 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:00,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-11-19 03:59:00,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [155] [2023-11-19 03:59:00,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [197] [2023-11-19 03:59:00,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [262] [2023-11-19 03:59:00,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [399] [2023-11-19 03:59:00,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [434] [2023-11-19 03:59:00,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [515] [2023-11-19 03:59:00,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [524] [2023-11-19 03:59:01,025 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_62a9a7e4-a574-48bf-bc49-2116145e69af/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2023-11-19 03:59:01,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:01,111 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:01,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01 WrapperNode [2023-11-19 03:59:01,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:01,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:01,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:01,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:01,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,182 INFO L138 Inliner]: procedures = 51, calls = 93, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 156 [2023-11-19 03:59:01,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:01,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:01,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:01,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:01,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:01,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:01,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:01,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:01,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:01,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:01,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:01,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:59:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:59:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:59:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:59:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:59:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:59:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:59:01,302 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:59:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:59:01,302 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:59:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:59:01,303 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:59:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:01,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:01,385 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:01,387 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:01,681 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:01,794 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:01,795 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:59:01,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:01 BoogieIcfgContainer [2023-11-19 03:59:01,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:01,806 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:01,806 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:01,817 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:01,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 03:59:01,895 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 03:59:01,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:01,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,134 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 03:59:02,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 03:59:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 03:59:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:02,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,368 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 03:59:02,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-19 03:59:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 03:59:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:02,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,542 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 03:59:02,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-19 03:59:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-19 03:59:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:02,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,878 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 03:59:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2023-11-19 03:59:02,910 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-11-19 03:59:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:02,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,026 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 03:59:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2023-11-19 03:59:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2023-11-19 03:59:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:59:03,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:03,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,218 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 03:59:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2023-11-19 03:59:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2023-11-19 03:59:03,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:59:03,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:03,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,778 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 03:59:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2023-11-19 03:59:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2023-11-19 03:59:04,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:59:04,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:04,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:04,373 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 03:59:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2023-11-19 03:59:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2023-11-19 03:59:04,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:59:04,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:04,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:04,530 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 03:59:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 110 states and 179 transitions. [2023-11-19 03:59:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2023-11-19 03:59:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:05,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:05,559 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 03:59:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2023-11-19 03:59:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2023-11-19 03:59:05,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:05,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:05,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:05,631 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 03:59:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 112 states and 183 transitions. [2023-11-19 03:59:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 183 transitions. [2023-11-19 03:59:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:59:05,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:05,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:05,845 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 03:59:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 113 states and 186 transitions. [2023-11-19 03:59:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 186 transitions. [2023-11-19 03:59:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:06,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,070 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 03:59:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2023-11-19 03:59:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2023-11-19 03:59:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:59:06,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,433 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 03:59:06,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 119 states and 196 transitions. [2023-11-19 03:59:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 196 transitions. [2023-11-19 03:59:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:59:06,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,495 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 03:59:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 124 states and 207 transitions. [2023-11-19 03:59:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 207 transitions. [2023-11-19 03:59:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:06,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,738 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 03:59:06,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 125 states and 208 transitions. [2023-11-19 03:59:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 208 transitions. [2023-11-19 03:59:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:06,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:07,181 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 03:59:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 128 states and 217 transitions. [2023-11-19 03:59:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 217 transitions. [2023-11-19 03:59:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:08,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:08,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:08,216 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 03:59:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2023-11-19 03:59:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2023-11-19 03:59:08,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:59:08,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:08,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:09,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 241 transitions. [2023-11-19 03:59:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 241 transitions. [2023-11-19 03:59:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:59:09,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:09,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 247 transitions. [2023-11-19 03:59:10,088 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2023-11-19 03:59:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:59:10,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:10,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 265 transitions. [2023-11-19 03:59:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 265 transitions. [2023-11-19 03:59:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:59:10,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:10,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:12,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 160 states and 296 transitions. [2023-11-19 03:59:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 296 transitions. [2023-11-19 03:59:12,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:59:12,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:12,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 305 transitions. [2023-11-19 03:59:13,353 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 305 transitions. [2023-11-19 03:59:13,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:59:13,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:13,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 164 states and 306 transitions. [2023-11-19 03:59:13,446 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 306 transitions. [2023-11-19 03:59:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:59:13,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,561 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:13,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 165 states and 307 transitions. [2023-11-19 03:59:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 307 transitions. [2023-11-19 03:59:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:59:13,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,700 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 03:59:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 168 states and 312 transitions. [2023-11-19 03:59:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 312 transitions. [2023-11-19 03:59:13,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:59:13,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,807 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 03:59:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 169 states and 313 transitions. [2023-11-19 03:59:13,858 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 313 transitions. [2023-11-19 03:59:13,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:59:13,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,915 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 03:59:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 58 states and 68 transitions. [2023-11-19 03:59:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2023-11-19 03:59:13,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:59:13,967 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2023-11-19 03:59:13,976 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:59:14,267 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,272 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:59:14,275 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,275 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,276 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,276 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,276 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:59:14,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:59:14,277 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 03:59:14,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:59:14 ImpRootNode [2023-11-19 03:59:14,279 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:59:14,280 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:59:14,280 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:59:14,280 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:59:14,280 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:01" (3/4) ... [2023-11-19 03:59:14,283 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:59:14,286 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 03:59:14,286 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:59:14,286 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 03:59:14,286 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:59:14,287 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:59:14,287 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:59:14,294 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-11-19 03:59:14,294 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 03:59:14,295 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:59:14,295 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:59:14,296 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:59:14,324 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) [2023-11-19 03:59:14,360 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) [2023-11-19 03:59:14,411 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:59:14,411 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:59:14,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:59:14,412 INFO L158 Benchmark]: Toolchain (without parser) took 13838.09ms. Allocated memory was 220.2MB in the beginning and 318.8MB in the end (delta: 98.6MB). Free memory was 174.0MB in the beginning and 150.2MB in the end (delta: 23.8MB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,412 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:59:14,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.09ms. Allocated memory is still 220.2MB. Free memory was 174.0MB in the beginning and 154.9MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.71ms. Allocated memory is still 220.2MB. Free memory was 154.9MB in the beginning and 152.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,413 INFO L158 Benchmark]: Boogie Preprocessor took 31.91ms. Allocated memory is still 220.2MB. Free memory was 152.8MB in the beginning and 151.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,414 INFO L158 Benchmark]: RCFGBuilder took 589.46ms. Allocated memory is still 220.2MB. Free memory was 151.0MB in the beginning and 129.7MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,414 INFO L158 Benchmark]: CodeCheck took 12472.90ms. Allocated memory was 220.2MB in the beginning and 318.8MB in the end (delta: 98.6MB). Free memory was 128.8MB in the beginning and 157.5MB in the end (delta: -28.7MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,414 INFO L158 Benchmark]: Witness Printer took 131.97ms. Allocated memory is still 318.8MB. Free memory was 157.5MB in the beginning and 150.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:59:14,416 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 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6004 SdHoareTripleChecker+Valid, 16.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3215 mSDsluCounter, 7120 SdHoareTripleChecker+Invalid, 13.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4643 mSDsCounter, 2382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8917 IncrementalHoareTripleChecker+Invalid, 11299 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2382 mSolverCounterUnsat, 2477 mSDtfsCounter, 8917 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10611 GetRequests, 10415 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16209 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1104 NumberOfCodeBlocks, 1104 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 1076 ConstructedInterpolants, 0 QuantifiedInterpolants, 2012 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 24 PerfectInterpolantSequences, 326/336 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: 520]: 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: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (!((tmp == 0)) || (tmp == methaneLevelCritical)) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((tmp == systemActive) && (pumpRunning == 0)) && (methaneLevelCritical == 0)) && (tmp == 1)) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.09ms. Allocated memory is still 220.2MB. Free memory was 174.0MB in the beginning and 154.9MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.71ms. Allocated memory is still 220.2MB. Free memory was 154.9MB in the beginning and 152.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.91ms. Allocated memory is still 220.2MB. Free memory was 152.8MB in the beginning and 151.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.46ms. Allocated memory is still 220.2MB. Free memory was 151.0MB in the beginning and 129.7MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 12472.90ms. Allocated memory was 220.2MB in the beginning and 318.8MB in the end (delta: 98.6MB). Free memory was 128.8MB in the beginning and 157.5MB in the end (delta: -28.7MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Witness Printer took 131.97ms. Allocated memory is still 318.8MB. Free memory was 157.5MB in the beginning and 150.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] - GenericResultAtLocation [Line: 155]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [155] - GenericResultAtLocation [Line: 197]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [197] - GenericResultAtLocation [Line: 262]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [262] - GenericResultAtLocation [Line: 399]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [399] - GenericResultAtLocation [Line: 434]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [434] - GenericResultAtLocation [Line: 515]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [515] - GenericResultAtLocation [Line: 524]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [524] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:59:14,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a9a7e4-a574-48bf-bc49-2116145e69af/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