./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu --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 f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:29,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:29,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:29,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:29,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:29,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:29,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:29,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:29,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:29,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:29,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:29,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:29,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:29,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:29,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:29,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:29,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:29,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:29,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:29,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:29,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:29,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:29,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:29,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:29,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:29,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:29,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:29,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:29,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:29,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:29,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:29,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:29,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:29,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:29,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:29,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:29,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:29,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:29,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:29,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:29,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:29,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:29,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:29,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:29,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:29,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:29,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:29,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:29,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:29,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:29,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:29,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:29,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:29,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:29,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:29,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:29,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:29,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:29,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:29,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:29,833 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:29,833 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:29,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:29,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:29,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:29,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:29,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:29,835 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:29,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:29,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:29,836 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2021-11-23 15:54:30,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:30,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:30,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:30,127 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:30,128 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:30,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-23 15:54:30,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/feb2d8cd1/1cf7b0c0ada5486396608a80d1f77e25/FLAG83182fea1 [2021-11-23 15:54:30,756 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:30,760 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-23 15:54:30,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/feb2d8cd1/1cf7b0c0ada5486396608a80d1f77e25/FLAG83182fea1 [2021-11-23 15:54:31,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/feb2d8cd1/1cf7b0c0ada5486396608a80d1f77e25 [2021-11-23 15:54:31,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:31,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:31,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:31,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:31,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:31,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a444e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31, skipping insertion in model container [2021-11-23 15:54:31,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:31,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:31,455 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-23 15:54:31,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:31,481 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:31,513 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-23 15:54:31,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:31,568 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:31,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31 WrapperNode [2021-11-23 15:54:31,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:31,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:31,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:31,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:31,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,647 INFO L137 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 100 [2021-11-23 15:54:31,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:31,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:31,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:31,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:31,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:31,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:31,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:31,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:31,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:31" (1/1) ... [2021-11-23 15:54:31,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:31,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:31,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:31,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-23 15:54:31,781 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-23 15:54:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-23 15:54:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:31,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:31,785 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:54:31,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:31,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:32,177 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:32,202 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:54:32,203 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:54:32,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:32 BoogieIcfgContainer [2021-11-23 15:54:32,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:54:32,210 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:54:32,210 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:54:32,220 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:54:32,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:32" (1/1) ... [2021-11-23 15:54:32,222 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) [2021-11-23 15:54:32,231 INFO L158 Benchmark]: Toolchain (without parser) took 1205.82ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 48.0MB in the end (delta: 8.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:32,232 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 100.7MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:32,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.84ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 65.8MB in the end (delta: -9.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:32,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.20ms. Allocated memory is still 100.7MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:32,236 INFO L158 Benchmark]: Boogie Preprocessor took 51.94ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 62.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:32,237 INFO L158 Benchmark]: RCFGBuilder took 508.25ms. Allocated memory is still 100.7MB. Free memory was 62.2MB in the beginning and 49.2MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:32,238 INFO L158 Benchmark]: CodeCheck took 19.44ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 48.0MB in the end (delta: 981.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:32,246 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 0.27ms. Allocated memory is still 100.7MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.84ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 65.8MB in the end (delta: -9.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.20ms. Allocated memory is still 100.7MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.94ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 62.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 508.25ms. Allocated memory is still 100.7MB. Free memory was 62.2MB in the beginning and 49.2MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.44ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 48.0MB in the end (delta: 981.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:32,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu --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 f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:34,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:34,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:34,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:34,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:34,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:34,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:34,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:34,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:34,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:34,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:34,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:34,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:34,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:34,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:34,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:34,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:34,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:34,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:34,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:34,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:34,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:34,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:34,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:34,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:34,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:34,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:34,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:34,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:34,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:34,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:34,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:34,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:34,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:34,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:34,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:34,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:34,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:34,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:34,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:34,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:34,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:34,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:34,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:34,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:34,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:34,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:34,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:34,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:34,884 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:34,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:34,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:34,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:34,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:34,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:34,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:34,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:34,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:34,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:34,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:34,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:34,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:34,886 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:34,886 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:34,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:34,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:34,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:34,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:34,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:34,888 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:34,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:34,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:34,888 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:34,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:34,889 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2021-11-23 15:54:35,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:35,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:35,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:35,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:35,294 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:35,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-23 15:54:35,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/ef958250d/cfab27bc801b4f8592e0eb772cfcbc0e/FLAGdb6f70ffa [2021-11-23 15:54:36,005 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:36,005 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-23 15:54:36,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/ef958250d/cfab27bc801b4f8592e0eb772cfcbc0e/FLAGdb6f70ffa [2021-11-23 15:54:36,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/data/ef958250d/cfab27bc801b4f8592e0eb772cfcbc0e [2021-11-23 15:54:36,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:36,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:36,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:36,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:36,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:36,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6470114f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36, skipping insertion in model container [2021-11-23 15:54:36,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:36,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:36,687 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-23 15:54:36,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:36,729 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:36,794 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_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-23 15:54:36,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:36,847 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:36,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36 WrapperNode [2021-11-23 15:54:36,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:36,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:36,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:36,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:36,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,905 INFO L137 Inliner]: procedures = 178, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 99 [2021-11-23 15:54:36,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:36,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:36,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:36,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:36,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:36,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:36,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:36,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:36,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:36" (1/1) ... [2021-11-23 15:54:36,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:36,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:36,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:37,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-23 15:54:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-23 15:54:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-23 15:54:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-23 15:54:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:37,040 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:54:37,171 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:37,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:37,345 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:37,378 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:54:37,379 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:54:37,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:37 BoogieIcfgContainer [2021-11-23 15:54:37,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:54:37,382 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:54:37,382 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:54:37,392 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:54:37,392 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:37" (1/1) ... [2021-11-23 15:54:37,393 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) [2021-11-23 15:54:37,396 INFO L158 Benchmark]: Toolchain (without parser) took 1128.27ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 41.0MB in the end (delta: 4.5MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:37,397 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:37,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.61ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 40.0MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:37,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.12ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 37.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:37,400 INFO L158 Benchmark]: Boogie Preprocessor took 33.55ms. Allocated memory is still 67.1MB. Free memory was 37.5MB in the beginning and 36.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:37,400 INFO L158 Benchmark]: RCFGBuilder took 440.80ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 41.8MB in the end (delta: -5.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:37,401 INFO L158 Benchmark]: CodeCheck took 12.52ms. Allocated memory is still 67.1MB. Free memory was 41.8MB in the beginning and 41.0MB in the end (delta: 809.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:37,405 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 0.28ms. Allocated memory is still 67.1MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.61ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 40.0MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.12ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 37.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.55ms. Allocated memory is still 67.1MB. Free memory was 37.5MB in the beginning and 36.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 440.80ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 41.8MB in the end (delta: -5.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * CodeCheck took 12.52ms. Allocated memory is still 67.1MB. Free memory was 41.8MB in the beginning and 41.0MB in the end (delta: 809.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:37,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bfd0db5-aa56-48fa-97c1-7e6ea4eb160b/bin/ukojak-CwSLpZB5Qu/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