./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.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_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/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_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/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_29d5f951-d6d7-487d-9587-cd5203571530/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 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 --- 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 16:28:44,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:44,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:44,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:44,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:44,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:44,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:44,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:44,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:44,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:44,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:44,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:44,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:44,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:44,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:44,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:44,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:44,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:44,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:44,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:44,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:44,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:44,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:44,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:44,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:44,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:44,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:44,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:44,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:44,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:44,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:44,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:44,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:44,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:44,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:44,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:44,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:44,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:44,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:44,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:44,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:44,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:28:44,747 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:44,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:44,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:44,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:44,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:44,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:44,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:44,752 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:44,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:44,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:44,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:44,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:44,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:44,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:44,754 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:44,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:44,754 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:44,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:44,755 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:44,755 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:44,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:44,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:44,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:44,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:44,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:44,756 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:44,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:44,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:44,757 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_29d5f951-d6d7-487d-9587-cd5203571530/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 [2022-10-17 16:28:45,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:45,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:45,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:45,128 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:45,130 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:45,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-10-17 16:28:45,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/c5c915aef/64a42494b09649a6a536bcaf60ed9afd/FLAGc8d59ea0c [2022-10-17 16:28:45,694 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:45,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-10-17 16:28:45,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/c5c915aef/64a42494b09649a6a536bcaf60ed9afd/FLAGc8d59ea0c [2022-10-17 16:28:46,067 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/c5c915aef/64a42494b09649a6a536bcaf60ed9afd [2022-10-17 16:28:46,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:46,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:46,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:46,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:46,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:46,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@568fb961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46, skipping insertion in model container [2022-10-17 16:28:46,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:46,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:46,321 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_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-10-17 16:28:46,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:46,337 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:46,361 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_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-10-17 16:28:46,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:46,380 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:46,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46 WrapperNode [2022-10-17 16:28:46,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:46,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:46,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:46,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:46,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,419 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2022-10-17 16:28:46,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:46,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:46,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:46,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:46,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,449 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:46,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:46,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:46,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:46,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:46" (1/1) ... [2022-10-17 16:28:46,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:46,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:46,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:46,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:28:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:28:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:28:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:28:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:28:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:28:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:28:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:28:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:28:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-10-17 16:28:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-10-17 16:28:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:28:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:28:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:28:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:46,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:28:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:28:46,545 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:28:46,635 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:46,638 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:47,059 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:47,195 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:47,195 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:28:47,196 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-10-17 16:28:47,197 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) [2022-10-17 16:28:47,202 INFO L158 Benchmark]: Toolchain (without parser) took 1128.50ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 40.8MB in the end (delta: 19.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-10-17 16:28:47,203 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:28:47,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.26ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 67.7MB in the end (delta: -7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:28:47,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.69ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 66.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:28:47,206 INFO L158 Benchmark]: Boogie Preprocessor took 34.31ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 64.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:28:47,207 INFO L158 Benchmark]: RCFGBuilder took 744.56ms. Allocated memory is still 96.5MB. Free memory was 64.3MB in the beginning and 40.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:28:47,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.26ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 67.7MB in the end (delta: -7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.69ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 66.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.31ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 64.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 744.56ms. Allocated memory is still 96.5MB. Free memory was 64.3MB in the beginning and 40.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. 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. [2022-10-17 16:28:47,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/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_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/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 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 --- 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 16:28:49,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:49,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:49,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:49,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:49,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:49,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:49,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:49,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:49,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:49,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:49,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:49,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:49,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:49,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:49,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:49,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:49,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:49,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:49,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:49,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:49,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:49,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:49,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:49,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:49,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:49,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:49,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:49,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:49,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:49,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:49,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:49,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:49,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:49,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:49,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:49,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:49,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:49,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:49,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:49,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:49,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:28:49,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:49,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:49,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:49,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:49,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:49,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:49,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:49,909 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:49,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:49,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:49,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:49,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:49,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:49,911 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:28:49,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:28:49,912 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:28:49,912 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:49,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:49,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:49,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:49,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:49,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:49,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:49,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:49,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:49,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:49,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:49,915 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:28:49,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:28:49,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:49,915 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:28:49,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:28:49,916 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_29d5f951-d6d7-487d-9587-cd5203571530/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 [2022-10-17 16:28:50,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:50,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:50,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:50,319 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:50,321 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:50,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-10-17 16:28:50,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/2f522806f/2d4ca74f2447468bba89e62962385370/FLAG016ff47da [2022-10-17 16:28:50,899 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:50,900 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2022-10-17 16:28:50,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/2f522806f/2d4ca74f2447468bba89e62962385370/FLAG016ff47da [2022-10-17 16:28:51,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/data/2f522806f/2d4ca74f2447468bba89e62962385370 [2022-10-17 16:28:51,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:51,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:51,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:51,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:51,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:51,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55794de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51, skipping insertion in model container [2022-10-17 16:28:51,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:51,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:51,516 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_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-10-17 16:28:51,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:51,555 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:28:51,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:51,599 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_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-10-17 16:28:51,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:51,624 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:51,673 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_29d5f951-d6d7-487d-9587-cd5203571530/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-10-17 16:28:51,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:51,699 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:51,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51 WrapperNode [2022-10-17 16:28:51,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:51,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:51,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:51,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:51,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,763 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-10-17 16:28:51,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:51,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:51,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:51,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:51,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:51,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:51,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:51,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:51,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:51" (1/1) ... [2022-10-17 16:28:51,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:51,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:51,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:51,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:28:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:28:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-10-17 16:28:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-10-17 16:28:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:28:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:28:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:28:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:28:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:28:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:28:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:28:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:28:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:28:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:28:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:28:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:28:51,938 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:28:52,158 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:52,160 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:52,589 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:52,834 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:52,834 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:28:52,835 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-10-17 16:28:52,836 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) [2022-10-17 16:28:52,840 INFO L158 Benchmark]: Toolchain (without parser) took 1575.05ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 27.8MB in the beginning and 48.0MB in the end (delta: -20.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-10-17 16:28:52,841 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 32.5MB in the beginning and 32.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:28:52,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.34ms. Allocated memory is still 52.4MB. Free memory was 27.6MB in the beginning and 31.3MB in the end (delta: -3.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-10-17 16:28:52,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.52ms. Allocated memory is still 52.4MB. Free memory was 31.3MB in the beginning and 29.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:28:52,846 INFO L158 Benchmark]: Boogie Preprocessor took 70.63ms. Allocated memory is still 52.4MB. Free memory was 29.6MB in the beginning and 27.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:28:52,847 INFO L158 Benchmark]: RCFGBuilder took 1001.76ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 27.8MB in the beginning and 48.0MB in the end (delta: -20.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-10-17 16:28:52,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 32.5MB in the beginning and 32.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.34ms. Allocated memory is still 52.4MB. Free memory was 27.6MB in the beginning and 31.3MB in the end (delta: -3.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.52ms. Allocated memory is still 52.4MB. Free memory was 31.3MB in the beginning and 29.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.63ms. Allocated memory is still 52.4MB. Free memory was 29.6MB in the beginning and 27.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1001.76ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 27.8MB in the beginning and 48.0MB in the end (delta: -20.2MB). Peak memory consumption was 17.4MB. 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. [2022-10-17 16:28:52,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d5f951-d6d7-487d-9587-cd5203571530/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?