./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi --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 52ea16d32fee186339e754b295bffdbf40567dcb9eb1871e1f81ccc6c9f03c9b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:30,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:30,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:01:30,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:30,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:30,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:30,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:30,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:30,558 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:30,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:30,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:30,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:30,565 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:30,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:30,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:30,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:30,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:30,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:30,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:30,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:30,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:30,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:30,572 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:30,572 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:30,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:30,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:30,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:30,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:30,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:30,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:30,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:30,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:30,579 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:30,579 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ea16d32fee186339e754b295bffdbf40567dcb9eb1871e1f81ccc6c9f03c9b [2023-11-24 23:01:30,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:30,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:30,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:30,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:30,949 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:30,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-24 23:01:33,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:34,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:34,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-24 23:01:34,515 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/data/87a5c3f2d/93ce082eee314ce780bae3f754a8175e/FLAG8006443d9 [2023-11-24 23:01:34,536 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/data/87a5c3f2d/93ce082eee314ce780bae3f754a8175e [2023-11-24 23:01:34,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:34,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:34,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:34,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:34,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:34,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:34" (1/1) ... [2023-11-24 23:01:34,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56eb91c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:34, skipping insertion in model container [2023-11-24 23:01:34,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:34" (1/1) ... [2023-11-24 23:01:34,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:35,010 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7184,7197] [2023-11-24 23:01:35,068 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11285,11298] [2023-11-24 23:01:35,130 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[18315,18328] [2023-11-24 23:01:35,167 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24747,24760] [2023-11-24 23:01:35,263 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[43722,43735] [2023-11-24 23:01:35,420 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[71504,71517] [2023-11-24 23:01:35,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:35,742 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:35,783 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7184,7197] [2023-11-24 23:01:35,806 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11285,11298] [2023-11-24 23:01:35,822 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[18315,18328] [2023-11-24 23:01:35,842 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24747,24760] [2023-11-24 23:01:35,887 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[43722,43735] [2023-11-24 23:01:35,951 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_444a43bd-f8b9-46a8-b180-8c0d788f60a1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[71504,71517] [2023-11-24 23:01:36,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:36,109 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:36,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36 WrapperNode [2023-11-24 23:01:36,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:36,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:36,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:36,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:36,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,379 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6033 [2023-11-24 23:01:36,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:36,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:36,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:36,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:36,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:36,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:36,618 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:36,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:36,620 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:36" (1/1) ... [2023-11-24 23:01:36,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:36,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:36,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:36,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444a43bd-f8b9-46a8-b180-8c0d788f60a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:36,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:36,993 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:36,996 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:40,248 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:40,826 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:40,826 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:01:40,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:40 BoogieIcfgContainer [2023-11-24 23:01:40,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:40,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:40,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:40,841 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:40,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:40" (1/1) ... [2023-11-24 23:01:40,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:40,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1176 states and 2115 transitions. [2023-11-24 23:01:40,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2115 transitions. [2023-11-24 23:01:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:01:40,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:40,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:41,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 968 states and 1718 transitions. [2023-11-24 23:01:41,783 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1718 transitions. [2023-11-24 23:01:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:01:41,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:41,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 976 states and 1732 transitions. [2023-11-24 23:01:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1732 transitions. [2023-11-24 23:01:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:01:42,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:42,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:43,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 980 states and 1738 transitions. [2023-11-24 23:01:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1738 transitions. [2023-11-24 23:01:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:43,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:43,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1000 states and 1776 transitions. [2023-11-24 23:01:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1776 transitions. [2023-11-24 23:01:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:46,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:51,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1025 states and 1823 transitions. [2023-11-24 23:01:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1823 transitions. [2023-11-24 23:01:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:51,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:51,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:58,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1040 states and 1851 transitions. [2023-11-24 23:01:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1851 transitions. [2023-11-24 23:01:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:01:58,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:58,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 874 states and 1535 transitions. [2023-11-24 23:02:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1535 transitions. [2023-11-24 23:02:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:01,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:01,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:01,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 827 states and 1453 transitions. [2023-11-24 23:02:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1453 transitions. [2023-11-24 23:02:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:04,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 827 states and 1452 transitions. [2023-11-24 23:02:09,521 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1452 transitions. [2023-11-24 23:02:09,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:09,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 827 states and 1451 transitions. [2023-11-24 23:02:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1451 transitions. [2023-11-24 23:02:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:16,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:25,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 827 states and 1450 transitions. [2023-11-24 23:02:25,056 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1450 transitions. [2023-11-24 23:02:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:25,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:25,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.