./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/06_ticket.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_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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_286d15dd-a627-4482-95a9-2e5056a2e4ac/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 d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 --- 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 16:55:33,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:33,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:33,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:33,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:33,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:33,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:33,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:33,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:33,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:33,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:33,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:33,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:33,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:33,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:33,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:33,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:33,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:33,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:33,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:33,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:33,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:33,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:33,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:33,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:33,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:33,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:33,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:33,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:33,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:33,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:33,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:33,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:33,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:33,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:33,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:33,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:33,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:33,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:33,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:33,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:33,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:33,258 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:33,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:33,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:33,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:33,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:33,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:33,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:33,261 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:33,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:33,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:33,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:33,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:33,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:33,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:33,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:33,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:33,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:33,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:33,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:33,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:33,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:33,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:33,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:33,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:33,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:33,266 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:33,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:33,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:33,266 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 [2022-10-17 16:55:33,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:33,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:33,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:33,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:33,681 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:33,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/06_ticket.i [2022-10-17 16:55:33,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/0894f41b1/1e52d75a78624915a9c03477095adcad/FLAG011710d35 [2022-10-17 16:55:34,318 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:34,333 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i [2022-10-17 16:55:34,349 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/0894f41b1/1e52d75a78624915a9c03477095adcad/FLAG011710d35 [2022-10-17 16:55:34,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/0894f41b1/1e52d75a78624915a9c03477095adcad [2022-10-17 16:55:34,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:34,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:34,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:34,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:34,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:34,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a94d496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34, skipping insertion in model container [2022-10-17 16:55:34,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:34,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:35,100 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i[30728,30741] [2022-10-17 16:55:35,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:35,121 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:35,196 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i[30728,30741] [2022-10-17 16:55:35,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:35,294 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:35,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35 WrapperNode [2022-10-17 16:55:35,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:35,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:35,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:35,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:35,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,367 INFO L138 Inliner]: procedures = 172, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 68 [2022-10-17 16:55:35,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:35,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:35,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:35,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:35,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,414 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:35,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:35,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:35,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:35,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:35,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:35,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:35,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:35,515 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:55:35,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:55:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:55:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:35,519 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 16:55:35,671 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:35,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:46,396 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:46,431 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:46,431 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:55:46,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:46 BoogieIcfgContainer [2022-10-17 16:55:46,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:46,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:46,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:46,446 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:46,447 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:46" (1/1) ... [2022-10-17 16:55:46,448 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 16:55:46,452 INFO L158 Benchmark]: Toolchain (without parser) took 11845.08ms. Allocated memory is still 88.1MB. Free memory was 49.7MB in the beginning and 42.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-10-17 16:55:46,453 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 88.1MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:46,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.52ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 61.0MB in the end (delta: -11.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:55:46,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.49ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 58.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:46,456 INFO L158 Benchmark]: Boogie Preprocessor took 57.60ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 57.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:46,457 INFO L158 Benchmark]: RCFGBuilder took 11007.81ms. Allocated memory is still 88.1MB. Free memory was 57.3MB in the beginning and 43.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:55:46,457 INFO L158 Benchmark]: CodeCheck took 15.41ms. Allocated memory is still 88.1MB. Free memory was 43.3MB in the beginning and 42.4MB in the end (delta: 892.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:46,461 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 88.1MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.52ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 61.0MB in the end (delta: -11.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.49ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 58.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.60ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 57.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11007.81ms. Allocated memory is still 88.1MB. Free memory was 57.3MB in the beginning and 43.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.41ms. Allocated memory is still 88.1MB. Free memory was 43.3MB in the beginning and 42.4MB in the end (delta: 892.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:55:46,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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_286d15dd-a627-4482-95a9-2e5056a2e4ac/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 d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 --- 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 16:55:49,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:49,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:49,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:49,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:49,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:49,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:49,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:49,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:49,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:49,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:49,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:49,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:49,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:49,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:49,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:49,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:49,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:49,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:49,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:49,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:49,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:49,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:49,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:49,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:49,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:49,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:49,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:49,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:49,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:49,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:49,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:49,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:49,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:49,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:49,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:49,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:49,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:49,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:49,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:49,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:49,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:55:49,291 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:49,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:49,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:49,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:49,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:49,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:49,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:49,296 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:49,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:49,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:49,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:49,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:49,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:49,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:55:49,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:55:49,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:55:49,299 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:49,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:49,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:49,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:49,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:49,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:49,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:49,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:49,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:49,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:49,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:49,302 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:55:49,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:55:49,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:49,302 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:55:49,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:55:49,303 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 [2022-10-17 16:55:49,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:49,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:49,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:49,715 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:49,716 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:49,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/06_ticket.i [2022-10-17 16:55:49,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/ae16c22e0/d9d7df651e4f4cb2bca4a530a57bb0c4/FLAGcef5d4a7b [2022-10-17 16:55:50,468 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:50,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i [2022-10-17 16:55:50,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/ae16c22e0/d9d7df651e4f4cb2bca4a530a57bb0c4/FLAGcef5d4a7b [2022-10-17 16:55:50,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/data/ae16c22e0/d9d7df651e4f4cb2bca4a530a57bb0c4 [2022-10-17 16:55:50,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:50,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:50,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:50,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:50,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:50,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:50" (1/1) ... [2022-10-17 16:55:50,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9eb6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:50, skipping insertion in model container [2022-10-17 16:55:50,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:50" (1/1) ... [2022-10-17 16:55:50,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:50,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:51,263 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i[30728,30741] [2022-10-17 16:55:51,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:51,283 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:51,320 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_286d15dd-a627-4482-95a9-2e5056a2e4ac/sv-benchmarks/c/pthread-ext/06_ticket.i[30728,30741] [2022-10-17 16:55:51,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:51,367 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:51,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51 WrapperNode [2022-10-17 16:55:51,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:51,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:51,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:51,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:51,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,433 INFO L138 Inliner]: procedures = 175, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 69 [2022-10-17 16:55:51,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:51,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:51,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:51,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:51,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,475 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:51,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:51,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:51,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:51,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:51" (1/1) ... [2022-10-17 16:55:51,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:51,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:51,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:51,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:55:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:55:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:55:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:55:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:51,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:51,587 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 16:55:51,813 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:51,816 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:52,102 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:52,134 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:52,135 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:55:52,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:52 BoogieIcfgContainer [2022-10-17 16:55:52,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:52,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:52,139 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:52,150 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:52,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:52" (1/1) ... [2022-10-17 16:55:52,151 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 16:55:52,156 INFO L158 Benchmark]: Toolchain (without parser) took 1440.88ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 32.1MB in the beginning and 42.8MB in the end (delta: -10.7MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-10-17 16:55:52,157 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:52,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.68ms. Allocated memory is still 56.6MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:55:52,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.02ms. Allocated memory is still 56.6MB. Free memory was 29.3MB in the beginning and 27.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:52,160 INFO L158 Benchmark]: Boogie Preprocessor took 46.82ms. Allocated memory is still 56.6MB. Free memory was 27.1MB in the beginning and 25.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:52,161 INFO L158 Benchmark]: RCFGBuilder took 656.07ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 25.5MB in the beginning and 43.9MB in the end (delta: -18.5MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-10-17 16:55:52,162 INFO L158 Benchmark]: CodeCheck took 14.70ms. Allocated memory is still 75.5MB. Free memory was 43.7MB in the beginning and 42.8MB in the end (delta: 891.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:52,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.68ms. Allocated memory is still 56.6MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.02ms. Allocated memory is still 56.6MB. Free memory was 29.3MB in the beginning and 27.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.82ms. Allocated memory is still 56.6MB. Free memory was 27.1MB in the beginning and 25.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 656.07ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 25.5MB in the beginning and 43.9MB in the end (delta: -18.5MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * CodeCheck took 14.70ms. Allocated memory is still 75.5MB. Free memory was 43.7MB in the beginning and 42.8MB in the end (delta: 891.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:55:52,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286d15dd-a627-4482-95a9-2e5056a2e4ac/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