./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:06,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:06,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:06,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:06,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:06,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:06,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:06,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:06,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:06,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:06,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:06,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:06,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:06,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:06,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:06,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:06,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:06,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:06,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:06,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:06,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:06,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:06,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:06,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:06,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:06,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:06,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:06,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:06,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:06,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:06,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:06,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:06,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:06,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:06,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:06,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:06,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:06,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:06,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:06,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:06,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:06,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:06,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:06,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:06,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:06,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:06,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:06,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:06,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:06,811 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:06,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:06,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:06,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:06,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:06,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:06,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:06,813 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:06,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:06,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:06,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:06,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:06,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:06,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:06,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:06,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:06,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:06,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:06,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:06,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:06,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:06,816 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_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2022-10-17 16:34:07,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:07,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:07,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:07,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:07,185 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:07,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2022-10-17 16:34:07,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/cffb3dfff/e6a7773c41444e82affce3fabc547f60/FLAG44104b135 [2022-10-17 16:34:07,999 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:08,000 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2022-10-17 16:34:08,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/cffb3dfff/e6a7773c41444e82affce3fabc547f60/FLAG44104b135 [2022-10-17 16:34:08,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/cffb3dfff/e6a7773c41444e82affce3fabc547f60 [2022-10-17 16:34:08,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:08,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:08,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:08,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:08,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:08,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:08" (1/1) ... [2022-10-17 16:34:08,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4f1d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:08, skipping insertion in model container [2022-10-17 16:34:08,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:08" (1/1) ... [2022-10-17 16:34:08,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:08,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:08,881 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_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2022-10-17 16:34:08,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:08,929 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:08,994 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_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2022-10-17 16:34:09,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:09,055 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:09,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09 WrapperNode [2022-10-17 16:34:09,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:09,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:09,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:09,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:09,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,115 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 100 [2022-10-17 16:34:09,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:09,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:09,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:09,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:09,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,146 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:09,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:09,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:09,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:09,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:09,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:09,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:09,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-10-17 16:34:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-10-17 16:34:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:34:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:34:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2022-10-17 16:34:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2022-10-17 16:34:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:34:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:09,260 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:34:09,431 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:09,434 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:09,756 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:09,786 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:09,786 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:34:09,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:09 BoogieIcfgContainer [2022-10-17 16:34:09,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:09,790 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:09,791 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:09,810 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:09,810 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,812 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) [2022-10-17 16:34:09,823 INFO L158 Benchmark]: Toolchain (without parser) took 1612.20ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 61.8MB in the end (delta: 13.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-10-17 16:34:09,825 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:09,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.23ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 80.2MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:34:09,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.32ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:34:09,830 INFO L158 Benchmark]: Boogie Preprocessor took 35.45ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:09,832 INFO L158 Benchmark]: RCFGBuilder took 636.97ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:34:09,833 INFO L158 Benchmark]: CodeCheck took 30.02ms. Allocated memory is still 117.4MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 821.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:09,845 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 0.38ms. Allocated memory is still 117.4MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.23ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 80.2MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.32ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.45ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 636.97ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 30.02ms. Allocated memory is still 117.4MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 821.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:34:09,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:12,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:12,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:12,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:12,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:12,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:12,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:12,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:12,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:12,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:12,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:12,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:12,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:12,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:12,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:12,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:12,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:12,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:12,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:12,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:12,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:12,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:12,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:12,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:12,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:12,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:12,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:12,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:12,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:12,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:12,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:12,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:12,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:12,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:12,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:12,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:12,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:12,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:12,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:12,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:12,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:12,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:34:12,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:12,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:12,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:12,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:12,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:12,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:12,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:12,914 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:12,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:12,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:12,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:12,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:12,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:12,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:34:12,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:34:12,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:34:12,917 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:12,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:12,918 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:12,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:12,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:12,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:12,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:12,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:12,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:12,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:12,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:12,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:34:12,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:34:12,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:12,922 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:34:12,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:34:12,923 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_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2022-10-17 16:34:13,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:13,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:13,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:13,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:13,451 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:13,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2022-10-17 16:34:13,548 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/1615d3008/31045cba9b5847dc88d6c1143ae81f19/FLAG9207eb22f [2022-10-17 16:34:14,228 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:14,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2022-10-17 16:34:14,263 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/1615d3008/31045cba9b5847dc88d6c1143ae81f19/FLAG9207eb22f [2022-10-17 16:34:14,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/data/1615d3008/31045cba9b5847dc88d6c1143ae81f19 [2022-10-17 16:34:14,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:14,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:14,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:14,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:14,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:14,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:14" (1/1) ... [2022-10-17 16:34:14,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebaf17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:14, skipping insertion in model container [2022-10-17 16:34:14,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:14" (1/1) ... [2022-10-17 16:34:14,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:14,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:15,097 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_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2022-10-17 16:34:15,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:15,134 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:15,214 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_52a9039b-9ac9-4b44-a485-2067f996efb5/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2022-10-17 16:34:15,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:15,306 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:15,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15 WrapperNode [2022-10-17 16:34:15,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:15,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:15,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:15,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:15,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,404 INFO L138 Inliner]: procedures = 178, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 99 [2022-10-17 16:34:15,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:15,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:15,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:15,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:15,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,464 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:15,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:15,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:15,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:15,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:15" (1/1) ... [2022-10-17 16:34:15,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:15,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:15,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:15,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-10-17 16:34:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-10-17 16:34:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:34:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2022-10-17 16:34:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2022-10-17 16:34:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:34:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:34:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:34:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:15,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:15,648 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:34:15,936 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:15,938 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:16,226 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:16,258 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:16,259 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:34:16,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:16 BoogieIcfgContainer [2022-10-17 16:34:16,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:16,264 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:16,264 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:16,280 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:16,281 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:16" (1/1) ... [2022-10-17 16:34:16,282 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) [2022-10-17 16:34:16,287 INFO L158 Benchmark]: Toolchain (without parser) took 1767.99ms. Allocated memory is still 60.8MB. Free memory was 38.0MB in the beginning and 32.2MB in the end (delta: 5.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-10-17 16:34:16,288 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:16,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.62ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 32.0MB in the end (delta: 5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:34:16,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.51ms. Allocated memory is still 60.8MB. Free memory was 32.0MB in the beginning and 29.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:34:16,291 INFO L158 Benchmark]: Boogie Preprocessor took 65.10ms. Allocated memory is still 60.8MB. Free memory was 29.7MB in the beginning and 28.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:34:16,292 INFO L158 Benchmark]: RCFGBuilder took 790.43ms. Allocated memory is still 60.8MB. Free memory was 28.0MB in the beginning and 33.2MB in the end (delta: -5.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-10-17 16:34:16,292 INFO L158 Benchmark]: CodeCheck took 21.19ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 32.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:16,297 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 0.41ms. Allocated memory is still 60.8MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.62ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 32.0MB in the end (delta: 5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.51ms. Allocated memory is still 60.8MB. Free memory was 32.0MB in the beginning and 29.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.10ms. Allocated memory is still 60.8MB. Free memory was 29.7MB in the beginning and 28.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.43ms. Allocated memory is still 60.8MB. Free memory was 28.0MB in the beginning and 33.2MB in the end (delta: -5.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 21.19ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 32.2MB 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. [2022-10-17 16:34:16,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a9039b-9ac9-4b44-a485-2067f996efb5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported