./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version dbf71c69
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 025025ef74b1493ac4064064509ff34d15f77bc18ba9a65b0d0237e8c59a21c9
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-dbf71c6-m
[2022-10-17 16:36:36,532 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-10-17 16:36:36,534 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-10-17 16:36:36,566 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-10-17 16:36:36,567 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-10-17 16:36:36,568 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-10-17 16:36:36,570 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-10-17 16:36:36,572 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-10-17 16:36:36,574 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-10-17 16:36:36,576 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-10-17 16:36:36,577 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2022-10-17 16:36:36,579 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-10-17 16:36:36,579 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-10-17 16:36:36,581 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-10-17 16:36:36,582 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-10-17 16:36:36,587 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-10-17 16:36:36,589 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-10-17 16:36:36,594 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-10-17 16:36:36,596 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-10-17 16:36:36,600 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-10-17 16:36:36,604 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-10-17 16:36:36,606 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-10-17 16:36:36,610 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-10-17 16:36:36,612 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-10-17 16:36:36,622 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-10-17 16:36:36,624 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-10-17 16:36:36,625 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-10-17 16:36:36,627 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-10-17 16:36:36,628 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-10-17 16:36:36,629 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-10-17 16:36:36,630 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-10-17 16:36:36,632 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-10-17 16:36:36,634 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-10-17 16:36:36,636 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-10-17 16:36:36,637 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-10-17 16:36:36,638 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-10-17 16:36:36,639 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-10-17 16:36:36,639 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-10-17 16:36:36,639 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-10-17 16:36:36,646 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-10-17 16:36:36,647 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-10-17 16:36:36,648 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf
[2022-10-17 16:36:36,704 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-17 16:36:36,705 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-17 16:36:36,706 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-10-17 16:36:36,706 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2022-10-17 16:36:36,707 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-17 16:36:36,708 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-17 16:36:36,708 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-17 16:36:36,708 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-10-17 16:36:36,709 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-17 16:36:36,709 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-10-17 16:36:36,710 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-17 16:36:36,710 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-10-17 16:36:36,711 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-17 16:36:36,711 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-10-17 16:36:36,711 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-10-17 16:36:36,712 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-10-17 16:36:36,712 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-17 16:36:36,712 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-10-17 16:36:36,713 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2022-10-17 16:36:36,713 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2022-10-17 16:36:36,713 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-17 16:36:36,714 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 16:36:36,714 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-17 16:36:36,715 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-17 16:36:36,715 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-10-17 16:36:36,715 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2022-10-17 16:36:36,717 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-17 16:36:36,717 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-10-17 16:36:36,717 INFO  L138        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_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/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_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
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 -> 025025ef74b1493ac4064064509ff34d15f77bc18ba9a65b0d0237e8c59a21c9
[2022-10-17 16:36:36,984 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-17 16:36:37,007 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-17 16:36:37,010 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-17 16:36:37,012 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-10-17 16:36:37,013 INFO  L275        PluginConnector]: CDTParser initialized
[2022-10-17 16:36:37,015 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c
[2022-10-17 16:36:37,087 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/data/7386f4ef4/ec8cb3f62fde4814bc40ef5b14bb65d9/FLAGbe56ab10a
[2022-10-17 16:36:37,596 INFO  L306              CDTParser]: Found 1 translation units.
[2022-10-17 16:36:37,597 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c
[2022-10-17 16:36:37,607 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/data/7386f4ef4/ec8cb3f62fde4814bc40ef5b14bb65d9/FLAGbe56ab10a
[2022-10-17 16:36:37,935 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/data/7386f4ef4/ec8cb3f62fde4814bc40ef5b14bb65d9
[2022-10-17 16:36:37,938 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-17 16:36:37,941 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-10-17 16:36:37,942 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-10-17 16:36:37,943 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-10-17 16:36:37,949 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-10-17 16:36:37,950 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:37" (1/1) ...
[2022-10-17 16:36:37,951 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ece89f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:37, skipping insertion in model container
[2022-10-17 16:36:37,954 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:37" (1/1) ...
[2022-10-17 16:36:37,961 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-10-17 16:36:38,009 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-10-17 16:36:38,309 WARN  L230   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_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c[12779,12792]
[2022-10-17 16:36:38,318 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 16:36:38,330 INFO  L203         MainTranslator]: Completed pre-run
[2022-10-17 16:36:38,434 WARN  L230   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_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c[12779,12792]
[2022-10-17 16:36:38,436 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 16:36:38,456 INFO  L208         MainTranslator]: Completed translation
[2022-10-17 16:36:38,457 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38 WrapperNode
[2022-10-17 16:36:38,457 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-10-17 16:36:38,458 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-10-17 16:36:38,460 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-10-17 16:36:38,460 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-10-17 16:36:38,468 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,495 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,548 INFO  L138                Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 388
[2022-10-17 16:36:38,550 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-10-17 16:36:38,551 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-17 16:36:38,552 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-17 16:36:38,552 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-17 16:36:38,561 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,561 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,577 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,580 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,593 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,614 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,620 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,625 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,632 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-17 16:36:38,634 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-17 16:36:38,635 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-17 16:36:38,635 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-17 16:36:38,636 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:38" (1/1) ...
[2022-10-17 16:36:38,643 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 16:36:38,657 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/z3
[2022-10-17 16:36:38,673 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2022-10-17 16:36:38,701 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6a49bd2-a171-44bc-81a6-1fa5ee79a2ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2022-10-17 16:36:38,726 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-10-17 16:36:38,726 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-10-17 16:36:38,727 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-17 16:36:38,727 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-17 16:36:38,884 INFO  L235             CfgBuilder]: Building ICFG
[2022-10-17 16:36:38,886 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-17 16:36:39,575 INFO  L276             CfgBuilder]: Performing block encoding
[2022-10-17 16:36:40,385 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-17 16:36:40,385 INFO  L300             CfgBuilder]: Removed 1 assume(true) statements.
[2022-10-17 16:36:40,388 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:40 BoogieIcfgContainer
[2022-10-17 16:36:40,388 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-17 16:36:40,390 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2022-10-17 16:36:40,390 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2022-10-17 16:36:40,401 INFO  L275        PluginConnector]: CodeCheck initialized
[2022-10-17 16:36:40,402 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:40" (1/1) ...
[2022-10-17 16:36:40,411 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-17 16:36:40,491 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:36:40,498 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions.
[2022-10-17 16:36:40,498 INFO  L276                IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions.
[2022-10-17 16:36:40,501 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2022-10-17 16:36:40,501 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:36:40,502 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:36:40,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:36:43,318 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 16:36:43,487 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:36:43,487 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions.
[2022-10-17 16:36:43,487 INFO  L276                IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions.
[2022-10-17 16:36:43,488 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2022-10-17 16:36:43,488 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:36:43,488 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:36:43,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:36:52,865 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 16:36:54,926 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:36:54,926 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions.
[2022-10-17 16:36:54,927 INFO  L276                IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions.
[2022-10-17 16:36:54,927 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-10-17 16:36:54,927 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:36:54,928 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:36:55,290 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:37:00,717 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 16:37:04,066 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:37:04,067 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions.
[2022-10-17 16:37:04,067 INFO  L276                IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions.
[2022-10-17 16:37:04,069 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2022-10-17 16:37:04,070 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:37:04,070 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:37:05,260 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat