./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e --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 f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:46,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:46,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:46,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:46,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:46,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:46,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:46,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:46,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:46,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:46,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:46,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:46,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:46,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:46,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:46,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:46,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:46,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:46,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:46,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:46,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:46,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:46,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:46,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:46,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:46,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:46,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:46,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:46,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:46,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:46,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:46,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:46,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:46,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:46,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:46,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:46,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:46,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:46,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:46,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:46,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:46,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:04:46,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:46,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:46,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:46,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:46,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:46,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:46,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:46,747 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:46,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:04:46,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:46,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:46,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:46,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:46,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:46,749 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:46,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:46,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:46,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:46,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:46,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:46,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:46,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:46,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:46,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:46,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:46,752 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:04:46,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:04:46,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:46,752 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_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2021-11-13 21:04:46,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:47,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:47,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:47,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:47,027 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:47,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2021-11-13 21:04:47,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/fe12f6908/0e223aeda5ff4fe4aed9647ccde02d6c/FLAG221881211 [2021-11-13 21:04:47,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:47,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2021-11-13 21:04:47,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/fe12f6908/0e223aeda5ff4fe4aed9647ccde02d6c/FLAG221881211 [2021-11-13 21:04:47,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/fe12f6908/0e223aeda5ff4fe4aed9647ccde02d6c [2021-11-13 21:04:47,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:47,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:47,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:47,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:47,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:47,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:48,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbd6d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48, skipping insertion in model container [2021-11-13 21:04:48,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:48,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:48,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:48,505 WARN L228 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_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i[30287,30300] [2021-11-13 21:04:48,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,534 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:48,598 WARN L228 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_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i[30287,30300] [2021-11-13 21:04:48,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,652 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:48,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48 WrapperNode [2021-11-13 21:04:48,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:48,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:48,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:48,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:48,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:48,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:48,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:48,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:48,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:48,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:48,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:48,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-13 21:04:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:04:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:48,831 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 21:04:49,112 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:49,113 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 21:04:49,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49 BoogieIcfgContainer [2021-11-13 21:04:49,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:49,116 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:49,116 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:49,157 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:49,157 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,158 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-11-13 21:04:49,162 INFO L158 Benchmark]: Toolchain (without parser) took 1175.98ms. Allocated memory is still 111.1MB. Free memory was 81.6MB in the beginning and 62.5MB in the end (delta: 19.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-13 21:04:49,163 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:04:49,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.80ms. Allocated memory is still 111.1MB. Free memory was 81.2MB in the beginning and 77.8MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 21:04:49,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.84ms. Allocated memory is still 111.1MB. Free memory was 77.8MB in the beginning and 76.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:04:49,165 INFO L158 Benchmark]: Boogie Preprocessor took 24.17ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:04:49,166 INFO L158 Benchmark]: RCFGBuilder took 371.18ms. Allocated memory is still 111.1MB. Free memory was 74.7MB in the beginning and 63.5MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 21:04:49,166 INFO L158 Benchmark]: CodeCheck took 44.67ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 62.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:04:49,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.80ms. Allocated memory is still 111.1MB. Free memory was 81.2MB in the beginning and 77.8MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.84ms. Allocated memory is still 111.1MB. Free memory was 77.8MB in the beginning and 76.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.17ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.18ms. Allocated memory is still 111.1MB. Free memory was 74.7MB in the beginning and 63.5MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 44.67ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 62.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 21:04:49,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/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_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e --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 f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:51,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:51,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:51,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:51,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:51,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:51,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:51,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:51,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:51,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:51,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:51,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:51,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:51,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:51,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:51,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:51,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:51,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:51,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:51,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:51,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:51,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:51,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:51,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:51,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:51,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:51,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:51,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:51,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:51,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:51,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:51,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:51,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:51,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:51,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:51,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:51,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:51,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:51,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:51,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:51,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:51,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 21:04:51,918 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:51,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:51,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:51,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:51,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:51,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:51,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:51,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:51,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:51,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:51,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:51,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:51,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:51,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 21:04:51,922 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 21:04:51,923 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 21:04:51,923 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:51,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:51,923 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:51,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:51,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:51,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:51,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:51,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:51,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:51,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:51,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:51,926 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 21:04:51,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 21:04:51,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:51,926 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 21:04:51,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 21:04:51,927 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_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2021-11-13 21:04:52,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:52,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:52,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:52,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:52,357 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:52,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2021-11-13 21:04:52,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/533de4625/fbff7784755c451f93a5c12a2d9f7786/FLAG94421d69c [2021-11-13 21:04:53,159 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:53,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2021-11-13 21:04:53,176 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/533de4625/fbff7784755c451f93a5c12a2d9f7786/FLAG94421d69c [2021-11-13 21:04:53,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/data/533de4625/fbff7784755c451f93a5c12a2d9f7786 [2021-11-13 21:04:53,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:53,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:53,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:53,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:53,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:53,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:53,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1742773b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53, skipping insertion in model container [2021-11-13 21:04:53,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:53,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:53,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:53,820 WARN L228 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_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i[30287,30300] [2021-11-13 21:04:53,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:53,846 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:53,909 WARN L228 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_a2b7a710-411c-4353-bec0-6f622129f377/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i[30287,30300] [2021-11-13 21:04:53,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:53,970 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:53,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53 WrapperNode [2021-11-13 21:04:53,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:53,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:53,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:53,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:53,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:54,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:54,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:54,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:54,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:54,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:54,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:54,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:54,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:53" (1/1) ... [2021-11-13 21:04:54,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:54,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:54,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:54,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-13 21:04:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-13 21:04:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:04:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 21:04:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 21:04:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:54,227 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 21:04:54,587 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:54,587 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 21:04:54,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:54 BoogieIcfgContainer [2021-11-13 21:04:54,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:54,592 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:54,592 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:54,604 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:54,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:54" (1/1) ... [2021-11-13 21:04:54,606 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-11-13 21:04:54,613 INFO L158 Benchmark]: Toolchain (without parser) took 1245.19ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 50.0MB in the beginning and 67.7MB in the end (delta: -17.7MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2021-11-13 21:04:54,613 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:04:54,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.51ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 21:04:54,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.93ms. Allocated memory is still 69.2MB. Free memory was 43.6MB in the beginning and 41.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:04:54,617 INFO L158 Benchmark]: Boogie Preprocessor took 81.29ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 40.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:04:54,618 INFO L158 Benchmark]: RCFGBuilder took 458.70ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 68.9MB in the end (delta: -28.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-13 21:04:54,619 INFO L158 Benchmark]: CodeCheck took 17.98ms. Allocated memory is still 90.2MB. Free memory was 68.6MB in the beginning and 67.7MB in the end (delta: 812.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:04:54,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.51ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.93ms. Allocated memory is still 69.2MB. Free memory was 43.6MB in the beginning and 41.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.29ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 40.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.70ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 68.9MB in the end (delta: -28.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 17.98ms. Allocated memory is still 90.2MB. Free memory was 68.6MB in the beginning and 67.7MB in the end (delta: 812.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 21:04:54,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b7a710-411c-4353-bec0-6f622129f377/bin/ukojak-2xVlg8857e/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: Concurrent programs are currently unsupported