./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 --- 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-6b4ec56 [2022-11-20 16:44:42,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:44:42,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:44:42,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:44:42,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:44:42,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:44:42,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:44:42,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:44:42,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:44:42,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:44:42,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:44:42,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:44:42,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:44:42,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:44:42,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:44:42,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:44:42,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:44:42,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:44:42,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:44:42,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:44:42,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:44:42,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:44:42,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:44:42,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:44:42,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:44:42,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:44:42,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:44:42,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:44:42,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:44:42,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:44:42,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:44:42,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:44:42,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:44:42,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:44:42,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:44:42,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:44:42,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:44:42,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:44:42,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:44:42,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:44:42,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:44:42,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:44:42,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:44:42,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:44:42,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:44:42,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:44:42,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:44:42,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:44:42,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:44:42,620 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:44:42,620 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:44:42,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:44:42,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:44:42,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:44:42,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:44:42,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:44:42,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:44:42,622 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:44:42,622 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:44:42,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:44:42,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:44:42,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:44:42,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:44:42,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:44:42,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:44:42,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:42,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:44:42,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:44:42,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:44:42,629 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:44:42,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:44:42,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:44:42,630 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 [2022-11-20 16:44:42,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:44:42,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:44:42,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:44:42,904 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:44:42,905 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:44:42,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2022-11-20 16:44:46,160 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:44:46,422 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:44:46,422 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2022-11-20 16:44:46,437 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/0aff35852/993ec718665e4d1499e2a6e6e0eea8f4/FLAG316031e97 [2022-11-20 16:44:46,452 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/0aff35852/993ec718665e4d1499e2a6e6e0eea8f4 [2022-11-20 16:44:46,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:44:46,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:44:46,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:46,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:44:46,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:44:46,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cd266f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46, skipping insertion in model container [2022-11-20 16:44:46,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:44:46,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:44:46,691 WARN L237 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c[2879,2892] [2022-11-20 16:44:46,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:46,707 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:44:46,731 WARN L237 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c[2879,2892] [2022-11-20 16:44:46,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:46,748 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:44:46,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46 WrapperNode [2022-11-20 16:44:46,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:46,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:46,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:44:46,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:44:46,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,786 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-11-20 16:44:46,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:46,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:44:46,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:44:46,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:44:46,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,811 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:44:46,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:44:46,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:44:46,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:44:46,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:46" (1/1) ... [2022-11-20 16:44:46,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:46,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:44:46,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:44:46,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:44:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 16:44:46,892 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 16:44:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:44:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:44:46,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:44:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:44:46,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:44:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:44:46,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:44:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:44:46,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:44:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:44:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:44:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:44:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:44:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:44:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:44:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:44:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:44:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:44:46,897 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:44:47,024 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:44:47,027 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:44:47,366 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:44:47,620 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:44:47,624 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:44:47,625 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2022-11-20 16:44:47,626 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:44:47,633 INFO L158 Benchmark]: Toolchain (without parser) took 1176.27ms. Allocated memory is still 159.4MB. Free memory was 127.7MB in the beginning and 87.2MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 16:44:47,635 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 159.4MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:47,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.34ms. Allocated memory is still 159.4MB. Free memory was 127.7MB in the beginning and 115.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:47,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.82ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 114.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:47,638 INFO L158 Benchmark]: Boogie Preprocessor took 28.50ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 113.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:47,639 INFO L158 Benchmark]: RCFGBuilder took 815.30ms. Allocated memory is still 159.4MB. Free memory was 112.5MB in the beginning and 87.2MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 16:44:47,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 159.4MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.34ms. Allocated memory is still 159.4MB. Free memory was 127.7MB in the beginning and 115.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.82ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 114.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.50ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 113.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.30ms. Allocated memory is still 159.4MB. Free memory was 112.5MB in the beginning and 87.2MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:44:47,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 --- 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-6b4ec56 [2022-11-20 16:44:50,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:44:50,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:44:50,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:44:50,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:44:50,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:44:50,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:44:50,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:44:50,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:44:50,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:44:50,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:44:50,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:44:50,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:44:50,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:44:50,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:44:50,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:44:50,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:44:50,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:44:50,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:44:50,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:44:50,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:44:50,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:44:50,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:44:50,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:44:50,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:44:50,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:44:50,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:44:50,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:44:50,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:44:50,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:44:50,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:44:50,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:44:50,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:44:50,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:44:50,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:44:50,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:44:50,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:44:50,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:44:50,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:44:50,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:44:50,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:44:50,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:44:50,391 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:44:50,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:44:50,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:44:50,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:44:50,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:44:50,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:44:50,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:44:50,395 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:44:50,396 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:44:50,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:44:50,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:44:50,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:44:50,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:44:50,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:44:50,398 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:44:50,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:44:50,398 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:44:50,398 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:44:50,399 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:44:50,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:44:50,399 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:44:50,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:44:50,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:44:50,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:44:50,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:44:50,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:50,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:44:50,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:44:50,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:44:50,401 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:44:50,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:44:50,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:44:50,402 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:44:50,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:44:50,402 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 [2022-11-20 16:44:50,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:44:50,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:44:50,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:44:50,837 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:44:50,837 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:44:50,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2022-11-20 16:44:54,051 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:44:54,258 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:44:54,259 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2022-11-20 16:44:54,268 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/59b1b7fb1/d9ec8e5e4d5f40d9ae83e0f97961e7b4/FLAG38dd5553d [2022-11-20 16:44:54,286 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/data/59b1b7fb1/d9ec8e5e4d5f40d9ae83e0f97961e7b4 [2022-11-20 16:44:54,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:44:54,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:44:54,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:54,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:44:54,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:44:54,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efe886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54, skipping insertion in model container [2022-11-20 16:44:54,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:44:54,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:44:54,588 WARN L237 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c[2879,2892] [2022-11-20 16:44:54,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:54,619 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:44:54,649 WARN L237 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_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/sv-benchmarks/c/weaver/chl-time-subst.wvr.c[2879,2892] [2022-11-20 16:44:54,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:54,675 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:44:54,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54 WrapperNode [2022-11-20 16:44:54,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:54,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:54,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:44:54,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:44:54,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,756 INFO L138 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2022-11-20 16:44:54,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:54,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:44:54,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:44:54,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:44:54,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:44:54,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:44:54,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:44:54,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:44:54,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:54" (1/1) ... [2022-11-20 16:44:54,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:54,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:44:54,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:44:54,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:44:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 16:44:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 16:44:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:44:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:44:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:44:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:44:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:44:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:44:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:44:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:44:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:44:54,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:44:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:44:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:44:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:44:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:44:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:44:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:44:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:44:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:44:54,900 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:44:55,038 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:44:55,040 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:44:55,417 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:44:55,548 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:44:55,549 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:44:55,555 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2022-11-20 16:44:55,556 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:44:55,560 INFO L158 Benchmark]: Toolchain (without parser) took 1269.53ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.8MB in the beginning and 46.9MB in the end (delta: -5.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-11-20 16:44:55,561 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:55,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.56ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 29.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:55,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.54ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 29.7MB in the beginning and 74.5MB in the end (delta: -44.8MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:55,563 INFO L158 Benchmark]: Boogie Preprocessor took 38.12ms. Allocated memory is still 94.4MB. Free memory was 74.5MB in the beginning and 73.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:55,563 INFO L158 Benchmark]: RCFGBuilder took 763.24ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 46.9MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 16:44:55,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.56ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 29.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.54ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 29.7MB in the beginning and 74.5MB in the end (delta: -44.8MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.12ms. Allocated memory is still 94.4MB. Free memory was 74.5MB in the beginning and 73.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 763.24ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 46.9MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:44:55,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ef78f9-f8f4-4c28-aba5-ce10794c2668/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?