./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:51,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:51,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:12:51,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:51,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:52,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:52,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:52,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:52,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:52,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:52,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:52,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:52,021 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:52,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:52,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:52,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:52,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:52,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:52,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:52,025 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:52,026 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:52,026 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:52,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:52,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:52,027 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:52,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:52,028 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:52,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:52,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:52,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:52,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:52,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:52,031 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:52,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:52,032 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:52,032 INFO L153 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_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2023-11-19 03:12:52,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:52,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:52,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:52,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:52,455 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:52,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-19 03:12:55,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:55,809 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:55,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-19 03:12:55,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/16cce95b8/d8231d7703a841b2859699f62f18a048/FLAG77b828f63 [2023-11-19 03:12:55,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/16cce95b8/d8231d7703a841b2859699f62f18a048 [2023-11-19 03:12:55,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:55,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:55,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:55,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:55,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:55,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:55" (1/1) ... [2023-11-19 03:12:55,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20669c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:55, skipping insertion in model container [2023-11-19 03:12:55,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:55" (1/1) ... [2023-11-19 03:12:55,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:56,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:56,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:56,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:56,465 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:56,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56 WrapperNode [2023-11-19 03:12:56,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:56,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:56,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:56,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:56,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,533 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 69 [2023-11-19 03:12:56,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:56,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:56,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:56,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:56,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:56,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:56,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:56,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:56,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:56,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:56,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:56,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:12:56,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:12:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:12:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:12:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:12:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:12:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:56,643 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:12:56,773 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:56,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:56,925 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:56,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:56,934 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:12:56,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:56 BoogieIcfgContainer [2023-11-19 03:12:56,938 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:56,939 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:56,939 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:56,950 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:56,950 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:56" (1/1) ... [2023-11-19 03:12:56,951 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:12:56,955 INFO L158 Benchmark]: Toolchain (without parser) took 1090.64ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 98.5MB in the end (delta: 18.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,956 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:56,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.44ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 116.4MB in the end (delta: 862.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.53ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,958 INFO L158 Benchmark]: Boogie Preprocessor took 30.51ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,958 INFO L158 Benchmark]: RCFGBuilder took 372.45ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,959 INFO L158 Benchmark]: CodeCheck took 14.30ms. Allocated memory is still 153.1MB. Free memory was 99.7MB in the beginning and 98.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:56,962 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.44ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 116.4MB in the end (delta: 862.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.53ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.51ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 372.45ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.30ms. Allocated memory is still 153.1MB. Free memory was 99.7MB in the beginning and 98.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:12:56,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:59,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:59,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:12:59,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:59,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:59,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:59,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:59,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:59,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:59,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:59,809 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:59,810 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:59,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:59,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:59,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:59,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:59,813 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:12:59,813 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:12:59,814 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:59,814 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:12:59,815 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:59,815 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:59,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:59,816 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:59,817 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:59,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:59,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:59,818 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:59,818 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:12:59,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:59,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:59,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:59,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:59,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:59,821 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:12:59,821 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:59,821 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:59,821 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:12:59,821 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:12:59,822 INFO L153 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_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2023-11-19 03:13:00,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:00,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:00,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:00,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:00,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:00,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-19 03:13:03,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:03,620 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:03,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-19 03:13:03,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/e23fd5729/33eeb1beff6645cba6c2aa03d68c651c/FLAGc0d540dd7 [2023-11-19 03:13:03,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/data/e23fd5729/33eeb1beff6645cba6c2aa03d68c651c [2023-11-19 03:13:03,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:03,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:03,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:03,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:03,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:03,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:03" (1/1) ... [2023-11-19 03:13:03,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0a196d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:03, skipping insertion in model container [2023-11-19 03:13:03,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:03" (1/1) ... [2023-11-19 03:13:03,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:04,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:04,179 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:04,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:04,327 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:04,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04 WrapperNode [2023-11-19 03:13:04,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:04,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:04,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:04,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:04,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,410 INFO L138 Inliner]: procedures = 168, calls = 20, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 69 [2023-11-19 03:13:04,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:04,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:04,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:04,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:04,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,446 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:04,471 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:04,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:04,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:04,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:04,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:04,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:04,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:13:04,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:13:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:13:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:13:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:13:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:13:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:04,563 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:13:04,711 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:04,713 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:04,874 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:04,883 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:04,883 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:13:04,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:04 BoogieIcfgContainer [2023-11-19 03:13:04,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:04,888 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:04,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:04,899 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:04,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:04" (1/1) ... [2023-11-19 03:13:04,900 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:13:04,904 INFO L158 Benchmark]: Toolchain (without parser) took 1241.81ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.7MB in the beginning and 55.0MB in the end (delta: -2.3MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-11-19 03:13:04,905 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:04,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.69ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.4MB in the beginning and 73.6MB in the end (delta: -21.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-19 03:13:04,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.67ms. Allocated memory is still 100.7MB. Free memory was 73.6MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:04,907 INFO L158 Benchmark]: Boogie Preprocessor took 58.72ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 69.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:04,908 INFO L158 Benchmark]: RCFGBuilder took 416.72ms. Allocated memory is still 100.7MB. Free memory was 69.7MB in the beginning and 56.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:13:04,909 INFO L158 Benchmark]: CodeCheck took 13.78ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.0MB in the end (delta: 803.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:04,913 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.69ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.4MB in the beginning and 73.6MB in the end (delta: -21.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.67ms. Allocated memory is still 100.7MB. Free memory was 73.6MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.72ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 69.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.72ms. Allocated memory is still 100.7MB. Free memory was 69.7MB in the beginning and 56.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.78ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.0MB in the end (delta: 803.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:13:04,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c375a4c-a674-42ac-98c9-bec51bcfffa1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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