./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:20:46,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:46,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:20:46,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:46,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:46,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:46,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:46,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:46,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:46,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:46,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:46,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:46,384 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:46,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:46,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:46,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:46,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:46,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:46,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:46,391 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:46,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:46,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:46,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:46,394 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:46,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:46,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:46,397 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:46,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:46,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:46,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:46,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:46,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:46,402 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:46,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:46,403 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:46,403 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_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2023-11-23 20:20:46,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:46,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:46,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:46,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:46,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:46,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-23 20:20:50,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:50,869 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:50,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-23 20:20:50,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/222a0b071/7188122160184944beddb467ecff960e/FLAG67c2327a2 [2023-11-23 20:20:50,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/222a0b071/7188122160184944beddb467ecff960e [2023-11-23 20:20:50,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:50,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:50,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:50,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:50,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:50,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:50" (1/1) ... [2023-11-23 20:20:50,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3f5e35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:50, skipping insertion in model container [2023-11-23 20:20:50,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:50" (1/1) ... [2023-11-23 20:20:51,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:51,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:51,598 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:51,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:51,755 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:51,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51 WrapperNode [2023-11-23 20:20:51,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:51,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:51,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:51,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:51,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,818 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 75 [2023-11-23 20:20:51,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:51,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:51,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:51,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:51,832 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:51,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:51,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:51,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:51,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:51,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:51,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:51,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:20:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:20:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:20:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:20:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:20:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:51,956 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:20:52,127 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:52,130 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:52,344 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:52,385 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:52,385 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:20:52,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:52 BoogieIcfgContainer [2023-11-23 20:20:52,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:52,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:52,389 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:52,400 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:52,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:52" (1/1) ... [2023-11-23 20:20:52,402 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) [2023-11-23 20:20:52,408 INFO L158 Benchmark]: Toolchain (without parser) took 1478.03ms. Allocated memory is still 192.9MB. Free memory was 153.4MB in the beginning and 115.6MB in the end (delta: 37.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,409 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:52,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.10ms. Allocated memory is still 192.9MB. Free memory was 153.4MB in the beginning and 133.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.30ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 132.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,412 INFO L158 Benchmark]: Boogie Preprocessor took 43.36ms. Allocated memory is still 192.9MB. Free memory was 132.0MB in the beginning and 130.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,413 INFO L158 Benchmark]: RCFGBuilder took 523.08ms. Allocated memory is still 192.9MB. Free memory was 130.3MB in the beginning and 116.3MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,414 INFO L158 Benchmark]: CodeCheck took 17.53ms. Allocated memory is still 192.9MB. Free memory was 116.3MB in the beginning and 115.6MB in the end (delta: 661.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:52,419 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 0.40ms. Allocated memory is still 134.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.10ms. Allocated memory is still 192.9MB. Free memory was 153.4MB in the beginning and 133.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.30ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 132.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.36ms. Allocated memory is still 192.9MB. Free memory was 132.0MB in the beginning and 130.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 523.08ms. Allocated memory is still 192.9MB. Free memory was 130.3MB in the beginning and 116.3MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 17.53ms. Allocated memory is still 192.9MB. Free memory was 116.3MB in the beginning and 115.6MB in the end (delta: 661.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:20:52,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:20:55,702 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:55,837 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:20:55,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:55,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:55,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:55,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:55,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:55,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:55,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:55,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:55,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:55,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:55,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:55,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:55,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:55,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:20:55,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:20:55,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:55,894 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:20:55,894 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:55,900 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:55,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:55,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:55,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:55,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:55,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:55,903 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:55,903 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:55,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:55,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:55,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:55,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:55,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:55,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:20:55,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:55,907 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:55,908 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:20:55,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:55,908 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_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2023-11-23 20:20:56,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:56,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:56,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:56,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:56,542 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:56,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-23 20:21:00,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:00,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:00,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2023-11-23 20:21:00,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/29f991753/1007cd71ac52457ba8287f4456175438/FLAG4536d7b55 [2023-11-23 20:21:00,615 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/data/29f991753/1007cd71ac52457ba8287f4456175438 [2023-11-23 20:21:00,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:00,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:00,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:00,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:00,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:00,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:00" (1/1) ... [2023-11-23 20:21:00,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b27b182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:00, skipping insertion in model container [2023-11-23 20:21:00,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:00" (1/1) ... [2023-11-23 20:21:00,723 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:01,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:01,260 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:01,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:01,445 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:01,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01 WrapperNode [2023-11-23 20:21:01,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:01,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:01,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:01,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:01,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,531 INFO L138 Inliner]: procedures = 169, calls = 21, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 75 [2023-11-23 20:21:01,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:01,537 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:01,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:01,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:01,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,617 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:01,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:01,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:01,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:01,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:01,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:01,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:01,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:21:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:21:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:21:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:21:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:21:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:21:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:21:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:21:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:21:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:01,743 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:21:01,931 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:01,934 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:02,262 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:02,309 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:02,309 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:21:02,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:02 BoogieIcfgContainer [2023-11-23 20:21:02,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:02,345 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:02,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:02,358 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:02,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,359 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) [2023-11-23 20:21:02,368 INFO L158 Benchmark]: Toolchain (without parser) took 1734.92ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 72.9MB in the end (delta: -24.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:21:02,369 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:21:02,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.81ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 47.9MB in the beginning and 67.3MB in the end (delta: -19.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:21:02,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.34ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:21:02,373 INFO L158 Benchmark]: Boogie Preprocessor took 98.81ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 63.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:21:02,374 INFO L158 Benchmark]: RCFGBuilder took 707.36ms. Allocated memory is still 96.5MB. Free memory was 63.3MB in the beginning and 73.8MB in the end (delta: -10.4MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-23 20:21:02,375 INFO L158 Benchmark]: CodeCheck took 19.66ms. Allocated memory is still 96.5MB. Free memory was 73.8MB in the beginning and 72.9MB in the end (delta: 907.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:21:02,386 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 0.40ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.81ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 47.9MB in the beginning and 67.3MB in the end (delta: -19.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.34ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.81ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 63.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 707.36ms. Allocated memory is still 96.5MB. Free memory was 63.3MB in the beginning and 73.8MB in the end (delta: -10.4MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 19.66ms. Allocated memory is still 96.5MB. Free memory was 73.8MB in the beginning and 72.9MB in the end (delta: 907.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:21:02,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0f9b0e-bc04-4d9a-8d2e-cd4a7f7d2974/bin/ukojak-verify-1t5iHCbJaC/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