./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 --- 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-e04fb08 [2022-11-16 06:27:33,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:27:33,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:27:33,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:27:33,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:27:33,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:27:33,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:27:33,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:27:33,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:27:33,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:27:33,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:27:33,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:27:33,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:27:33,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:27:33,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:27:33,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:27:33,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:27:33,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:27:33,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:27:33,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:27:33,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:27:33,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:27:33,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:27:33,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:27:33,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:27:33,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:27:33,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:27:33,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:27:33,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:27:33,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:27:33,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:27:33,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:27:33,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:27:33,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:27:33,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:27:33,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:27:33,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:27:33,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:27:33,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:27:33,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:27:33,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:27:33,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-16 06:27:33,705 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:27:33,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:27:33,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:27:33,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:27:33,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:27:33,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:27:33,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:27:33,709 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:27:33,709 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 06:27:33,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:27:33,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:27:33,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:27:33,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:27:33,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:27:33,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:27:33,711 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 06:27:33,712 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:27:33,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:27:33,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:27:33,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:27:33,712 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:27:33,713 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:27:33,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:27:33,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:27:33,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:27:33,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:27:33,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:27:33,715 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:27:33,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:27:33,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:27:33,716 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_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 [2022-11-16 06:27:34,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:27:34,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:27:34,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:27:34,044 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:27:34,045 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:27:34,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2022-11-16 06:27:34,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/data/23f3947a7/62da4d7e33854a6ea5a4b2de5f6a8b50/FLAGe39cce327 [2022-11-16 06:27:34,743 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:27:34,749 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2022-11-16 06:27:34,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/data/23f3947a7/62da4d7e33854a6ea5a4b2de5f6a8b50/FLAGe39cce327 [2022-11-16 06:27:35,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/data/23f3947a7/62da4d7e33854a6ea5a4b2de5f6a8b50 [2022-11-16 06:27:35,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:27:35,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:27:35,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:27:35,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:27:35,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:27:35,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2344d948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35, skipping insertion in model container [2022-11-16 06:27:35,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:27:35,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:27:35,356 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 06:27:35,484 WARN L229 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_780ae6e7-877d-4129-aeb5-78266c70e4ea/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2022-11-16 06:27:35,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:27:35,497 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:27:35,512 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 06:27:35,533 WARN L229 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_780ae6e7-877d-4129-aeb5-78266c70e4ea/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2022-11-16 06:27:35,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:27:35,573 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:27:35,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35 WrapperNode [2022-11-16 06:27:35,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:27:35,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:27:35,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:27:35,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:27:35,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,646 INFO L138 Inliner]: procedures = 173, calls = 24, calls flagged for inlining = 5, calls inlined = 7, statements flattened = 108 [2022-11-16 06:27:35,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:27:35,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:27:35,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:27:35,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:27:35,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,667 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:27:35,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:27:35,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:27:35,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:27:35,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:35" (1/1) ... [2022-11-16 06:27:35,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:27:35,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:27:35,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:27:35,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:27:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 06:27:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-16 06:27:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-16 06:27:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 06:27:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 06:27:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:27:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:27:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:27:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 06:27:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 06:27:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:27:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:27:35,759 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:27:35,955 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:27:35,958 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:27:36,267 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:27:36,422 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:27:36,422 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 06:27:36,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:36 BoogieIcfgContainer [2022-11-16 06:27:36,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:27:36,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:27:36,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:27:36,436 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:27:36,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:36" (1/1) ... [2022-11-16 06:27:36,437 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) [2022-11-16 06:27:36,442 INFO L158 Benchmark]: Toolchain (without parser) took 1420.36ms. Allocated memory is still 98.6MB. Free memory was 57.3MB in the beginning and 39.3MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,442 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:27:36,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.00ms. Allocated memory is still 98.6MB. Free memory was 57.1MB in the beginning and 64.6MB in the end (delta: -7.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.91ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 62.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,444 INFO L158 Benchmark]: Boogie Preprocessor took 24.61ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 61.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,445 INFO L158 Benchmark]: RCFGBuilder took 752.46ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 40.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,446 INFO L158 Benchmark]: CodeCheck took 14.75ms. Allocated memory is still 98.6MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 956.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:36,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.00ms. Allocated memory is still 98.6MB. Free memory was 57.1MB in the beginning and 64.6MB in the end (delta: -7.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.91ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 62.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.61ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 61.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.46ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 40.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.75ms. Allocated memory is still 98.6MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 956.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:27:36,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780ae6e7-877d-4129-aeb5-78266c70e4ea/bin/ukojak-CydTVMUXoH/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported