./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_variant.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_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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_82f97036-05aa-478d-8f22-f2d0b982757f/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 1ad14026eba5b252f16e1e7c5b06294a08c72d8fedf1d2cbda596d8ea988add3 --- 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 16:29:12,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:12,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:12,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:12,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:12,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:12,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:12,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:12,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:12,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:12,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:12,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:12,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:12,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:12,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:12,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:12,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:12,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:12,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:12,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:12,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:12,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:12,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:12,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:12,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:12,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:12,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:12,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:12,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:12,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:12,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:12,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:12,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:12,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:12,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:12,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:12,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:12,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:12,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:12,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:12,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:12,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:12,241 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:12,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:12,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:12,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:12,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:12,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:12,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:12,244 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:12,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:12,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:12,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:12,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:12,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:12,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:12,246 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:12,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:12,246 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:12,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:12,246 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:12,246 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:12,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:12,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:12,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:12,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:12,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:12,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:12,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:12,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:12,254 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_82f97036-05aa-478d-8f22-f2d0b982757f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ad14026eba5b252f16e1e7c5b06294a08c72d8fedf1d2cbda596d8ea988add3 [2022-10-17 16:29:12,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:12,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:12,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:12,551 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:12,552 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:12,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2022-10-17 16:29:12,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/af0058b5b/a2a38dc95bc84b32b7c8ce8e86035bb1/FLAG39ca7b01d [2022-10-17 16:29:13,155 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:13,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2022-10-17 16:29:13,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/af0058b5b/a2a38dc95bc84b32b7c8ce8e86035bb1/FLAG39ca7b01d [2022-10-17 16:29:13,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/af0058b5b/a2a38dc95bc84b32b7c8ce8e86035bb1 [2022-10-17 16:29:13,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:13,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:13,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:13,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:13,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:13,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:13" (1/1) ... [2022-10-17 16:29:13,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da35865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:13, skipping insertion in model container [2022-10-17 16:29:13,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:13" (1/1) ... [2022-10-17 16:29:13,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:13,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:13,893 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_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i[30003,30016] [2022-10-17 16:29:13,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:13,923 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:13,956 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_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i[30003,30016] [2022-10-17 16:29:13,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:14,002 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:14,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14 WrapperNode [2022-10-17 16:29:14,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:14,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:14,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:14,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:14,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,050 INFO L138 Inliner]: procedures = 174, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 81 [2022-10-17 16:29:14,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:14,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:14,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:14,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:14,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:14,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:14,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:14,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:14,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:14,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:14,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:14,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-10-17 16:29:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-10-17 16:29:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:29:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:29:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:14,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:14,181 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2022-10-17 16:29:14,181 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2022-10-17 16:29:14,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:14,181 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2022-10-17 16:29:14,182 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2022-10-17 16:29:14,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:14,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:29:14,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:14,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:14,184 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 16:29:14,311 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:14,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:14,531 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:14,571 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:14,571 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:29:14,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:14 BoogieIcfgContainer [2022-10-17 16:29:14,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:14,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:14,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:14,586 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:14,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:14" (1/1) ... [2022-10-17 16:29:14,587 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 16:29:14,592 INFO L158 Benchmark]: Toolchain (without parser) took 1114.66ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.7MB in the beginning and 72.6MB in the end (delta: -14.9MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:14,593 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 83.9MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:14,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.50ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.5MB in the beginning and 64.4MB in the end (delta: -6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:29:14,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.57ms. Allocated memory is still 100.7MB. Free memory was 64.4MB in the beginning and 62.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:14,595 INFO L158 Benchmark]: Boogie Preprocessor took 28.27ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 60.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:14,596 INFO L158 Benchmark]: RCFGBuilder took 493.67ms. Allocated memory is still 100.7MB. Free memory was 60.9MB in the beginning and 73.6MB in the end (delta: -12.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:14,597 INFO L158 Benchmark]: CodeCheck took 15.24ms. Allocated memory is still 100.7MB. Free memory was 73.6MB in the beginning and 72.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:14,601 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 0.77ms. Allocated memory is still 83.9MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.50ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.5MB in the beginning and 64.4MB in the end (delta: -6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.57ms. Allocated memory is still 100.7MB. Free memory was 64.4MB in the beginning and 62.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.27ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 60.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 493.67ms. Allocated memory is still 100.7MB. Free memory was 60.9MB in the beginning and 73.6MB in the end (delta: -12.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * CodeCheck took 15.24ms. Allocated memory is still 100.7MB. Free memory was 73.6MB in the beginning and 72.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:14,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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_82f97036-05aa-478d-8f22-f2d0b982757f/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 1ad14026eba5b252f16e1e7c5b06294a08c72d8fedf1d2cbda596d8ea988add3 --- 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 16:29:17,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:17,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:17,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:17,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:17,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:17,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:17,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:17,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:17,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:17,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:17,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:17,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:17,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:17,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:17,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:17,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:17,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:17,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:17,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:17,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:17,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:17,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:17,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:17,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:17,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:17,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:17,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:17,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:17,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:17,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:17,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:17,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:17,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:17,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:17,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:17,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:17,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:17,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:17,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:17,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:17,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:29:17,271 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:17,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:17,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:17,273 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:17,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:17,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:17,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:17,274 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:17,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:17,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:17,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:17,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:17,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:17,276 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:29:17,276 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:29:17,276 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:29:17,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:17,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:17,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:17,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:17,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:17,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:17,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:17,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:17,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:17,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:17,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:17,279 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:29:17,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:29:17,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:17,280 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:29:17,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:29:17,281 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_82f97036-05aa-478d-8f22-f2d0b982757f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ad14026eba5b252f16e1e7c5b06294a08c72d8fedf1d2cbda596d8ea988add3 [2022-10-17 16:29:17,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:17,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:17,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:17,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:17,695 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:17,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2022-10-17 16:29:17,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/bc735c877/3fdfe7c949e3438392b234686ecb1543/FLAGa66969eee [2022-10-17 16:29:18,346 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:18,347 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2022-10-17 16:29:18,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/bc735c877/3fdfe7c949e3438392b234686ecb1543/FLAGa66969eee [2022-10-17 16:29:18,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/data/bc735c877/3fdfe7c949e3438392b234686ecb1543 [2022-10-17 16:29:18,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:18,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:18,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:18,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:18,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:18,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:18" (1/1) ... [2022-10-17 16:29:18,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2149a975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:18, skipping insertion in model container [2022-10-17 16:29:18,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:18" (1/1) ... [2022-10-17 16:29:18,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:18,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:19,193 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_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i[30003,30016] [2022-10-17 16:29:19,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:19,232 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:19,288 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_82f97036-05aa-478d-8f22-f2d0b982757f/sv-benchmarks/c/pthread-lit/qw2004_variant.i[30003,30016] [2022-10-17 16:29:19,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:19,342 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:19,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19 WrapperNode [2022-10-17 16:29:19,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:19,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:19,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:19,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:19,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,418 INFO L138 Inliner]: procedures = 177, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 81 [2022-10-17 16:29:19,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:19,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:19,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:19,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:19,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,468 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:19,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:19,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:19,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:19,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:19,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:19,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:19,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2022-10-17 16:29:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2022-10-17 16:29:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:29:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2022-10-17 16:29:19,644 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2022-10-17 16:29:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:29:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2022-10-17 16:29:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2022-10-17 16:29:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:29:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:29:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:19,653 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 16:29:19,828 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:19,831 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:20,055 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:20,111 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:20,111 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:29:20,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:20 BoogieIcfgContainer [2022-10-17 16:29:20,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:20,114 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:20,115 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:20,124 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:20,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,125 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 16:29:20,155 INFO L158 Benchmark]: Toolchain (without parser) took 1529.16ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 33.2MB in the end (delta: 6.1MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-10-17 16:29:20,156 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 33.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:20,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.10ms. Allocated memory is still 65.0MB. Free memory was 39.0MB in the beginning and 37.0MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:20,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.34ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 35.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:20,158 INFO L158 Benchmark]: Boogie Preprocessor took 63.56ms. Allocated memory is still 65.0MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:20,159 INFO L158 Benchmark]: RCFGBuilder took 629.60ms. Allocated memory is still 65.0MB. Free memory was 33.0MB in the beginning and 34.0MB in the end (delta: -991.3kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:20,160 INFO L158 Benchmark]: CodeCheck took 39.18ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 33.2MB in the end (delta: 867.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:20,164 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 0.31ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 33.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.10ms. Allocated memory is still 65.0MB. Free memory was 39.0MB in the beginning and 37.0MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.34ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 35.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.56ms. Allocated memory is still 65.0MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.60ms. Allocated memory is still 65.0MB. Free memory was 33.0MB in the beginning and 34.0MB in the end (delta: -991.3kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 39.18ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 33.2MB in the end (delta: 867.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:20,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f97036-05aa-478d-8f22-f2d0b982757f/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