./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9 --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 bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:06:12,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:06:12,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:06:12,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:06:12,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:06:12,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:06:12,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:06:12,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:06:12,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:06:12,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:06:12,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:06:12,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:06:12,889 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:06:12,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:06:12,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:06:12,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:06:12,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:06:12,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:06:12,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:06:12,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:06:12,894 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:06:12,894 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:06:12,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:06:12,895 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:06:12,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:06:12,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:06:12,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:06:12,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:06:12,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:12,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:06:12,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:06:12,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:06:12,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:06:12,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:06:12,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:06:12,900 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_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f [2023-12-02 23:06:13,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:06:13,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:06:13,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:06:13,145 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:06:13,145 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:06:13,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-12-02 23:06:15,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:06:16,127 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:06:16,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-12-02 23:06:16,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/5a5174883/41e96e5718ad46778ea1a04d53694131/FLAG08d5ed43c [2023-12-02 23:06:16,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/5a5174883/41e96e5718ad46778ea1a04d53694131 [2023-12-02 23:06:16,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:06:16,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:06:16,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:16,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:06:16,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:06:16,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58523d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16, skipping insertion in model container [2023-12-02 23:06:16,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,210 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:06:16,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:16,612 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:06:16,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:16,718 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:06:16,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16 WrapperNode [2023-12-02 23:06:16,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:16,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:16,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:06:16,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:06:16,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,770 INFO L138 Inliner]: procedures = 272, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2023-12-02 23:06:16,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:16,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:06:16,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:06:16,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:06:16,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:06:16,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:06:16,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:06:16,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:06:16,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:16" (1/1) ... [2023-12-02 23:06:16,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:16,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:06:16,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:06:16,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:06:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:06:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:06:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:06:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:06:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:06:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:06:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:06:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:06:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:06:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-12-02 23:06:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-12-02 23:06:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:06:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:06:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:06:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure cache_entry_addref [2023-12-02 23:06:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_entry_addref [2023-12-02 23:06:16,878 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:06:17,007 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:06:17,009 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:06:17,331 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:06:17,373 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:06:17,373 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2023-12-02 23:06:17,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:17 BoogieIcfgContainer [2023-12-02 23:06:17,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:06:17,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:06:17,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:06:17,384 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:06:17,384 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:17" (1/1) ... [2023-12-02 23:06:17,385 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) [2023-12-02 23:06:17,389 INFO L158 Benchmark]: Toolchain (without parser) took 1229.57ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 93.5MB in the beginning and 126.3MB in the end (delta: -32.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,389 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:06:17,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.70ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 63.3MB in the end (delta: 30.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.14ms. Allocated memory is still 134.2MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,391 INFO L158 Benchmark]: Boogie Preprocessor took 37.25ms. Allocated memory is still 134.2MB. Free memory was 60.8MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,392 INFO L158 Benchmark]: RCFGBuilder took 565.91ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 58.7MB in the beginning and 127.5MB in the end (delta: -68.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,393 INFO L158 Benchmark]: CodeCheck took 11.24ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 126.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:17,396 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 0.19ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.70ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 63.3MB in the end (delta: 30.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.14ms. Allocated memory is still 134.2MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.25ms. Allocated memory is still 134.2MB. Free memory was 60.8MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 565.91ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 58.7MB in the beginning and 127.5MB in the end (delta: -68.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * CodeCheck took 11.24ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 126.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:06:17,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/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_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9 --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 bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:06:19,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:06:19,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:06:19,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:06:19,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:06:19,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:06:19,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:06:19,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:06:19,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:06:19,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:06:19,414 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:06:19,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:06:19,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:06:19,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:06:19,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:06:19,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:06:19,417 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:06:19,418 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:06:19,419 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:06:19,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:06:19,420 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:06:19,421 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:06:19,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:06:19,422 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:06:19,422 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:06:19,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:06:19,423 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:06:19,423 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:06:19,424 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:06:19,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:06:19,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:19,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:06:19,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:06:19,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:06:19,426 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:06:19,426 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:06:19,426 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:06:19,426 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:06:19,426 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:06:19,427 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_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f [2023-12-02 23:06:19,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:06:19,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:06:19,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:06:19,751 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:06:19,752 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:06:19,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-12-02 23:06:22,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:06:22,781 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:06:22,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-12-02 23:06:22,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/7b6110c21/e9d838cf0aa8443aa2112c23cdc2cf65/FLAG0af25c75d [2023-12-02 23:06:22,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/data/7b6110c21/e9d838cf0aa8443aa2112c23cdc2cf65 [2023-12-02 23:06:22,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:06:22,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:06:22,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:22,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:06:22,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:06:22,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:22" (1/1) ... [2023-12-02 23:06:22,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e4d610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:22, skipping insertion in model container [2023-12-02 23:06:22,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:22" (1/1) ... [2023-12-02 23:06:22,892 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:06:23,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:23,357 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:06:23,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:23,482 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:06:23,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23 WrapperNode [2023-12-02 23:06:23,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:23,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:23,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:06:23,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:06:23,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,551 INFO L138 Inliner]: procedures = 276, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2023-12-02 23:06:23,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:23,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:06:23,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:06:23,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:06:23,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:06:23,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:06:23,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:06:23,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:06:23,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:23" (1/1) ... [2023-12-02 23:06:23,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:23,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:06:23,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:06:23,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:06:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:06:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:06:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:06:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:06:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:06:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:06:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:06:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:06:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:06:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:06:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:06:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-12-02 23:06:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-12-02 23:06:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:06:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:06:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure cache_entry_addref [2023-12-02 23:06:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_entry_addref [2023-12-02 23:06:23,674 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:06:23,825 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:06:23,827 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:06:24,180 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:06:24,225 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:06:24,225 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2023-12-02 23:06:24,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:24 BoogieIcfgContainer [2023-12-02 23:06:24,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:06:24,228 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:06:24,228 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:06:24,236 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:06:24,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:24" (1/1) ... [2023-12-02 23:06:24,236 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) [2023-12-02 23:06:24,240 INFO L158 Benchmark]: Toolchain (without parser) took 1411.76ms. Allocated memory is still 119.5MB. Free memory was 99.9MB in the beginning and 64.1MB in the end (delta: 35.8MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:24,241 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:06:24,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.50ms. Allocated memory is still 119.5MB. Free memory was 99.9MB in the beginning and 68.1MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 23:06:24,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.20ms. Allocated memory is still 119.5MB. Free memory was 68.1MB in the beginning and 95.9MB in the end (delta: -27.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-12-02 23:06:24,243 INFO L158 Benchmark]: Boogie Preprocessor took 45.58ms. Allocated memory is still 119.5MB. Free memory was 95.9MB in the beginning and 93.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:24,244 INFO L158 Benchmark]: RCFGBuilder took 628.68ms. Allocated memory is still 119.5MB. Free memory was 93.5MB in the beginning and 65.0MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 23:06:24,244 INFO L158 Benchmark]: CodeCheck took 11.03ms. Allocated memory is still 119.5MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 922.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:06:24,248 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 0.18ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.50ms. Allocated memory is still 119.5MB. Free memory was 99.9MB in the beginning and 68.1MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.20ms. Allocated memory is still 119.5MB. Free memory was 68.1MB in the beginning and 95.9MB in the end (delta: -27.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.58ms. Allocated memory is still 119.5MB. Free memory was 95.9MB in the beginning and 93.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.68ms. Allocated memory is still 119.5MB. Free memory was 93.5MB in the beginning and 65.0MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 11.03ms. Allocated memory is still 119.5MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 922.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:06:24,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0b52ec-d595-4657-a393-4dc50fa069be/bin/ukojak-verify-Qdu7aM0XO9/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