./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e91816f101a416d37c086dd7185cfb4e2bfa63eb286e4a418cb94db27cf2f6f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:36,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:36,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:03:36,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:36,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:36,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:36,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:36,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:36,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:36,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:36,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:36,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:36,897 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:36,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:36,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:36,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:36,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:36,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:36,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:36,911 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:36,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:36,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:36,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:36,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:36,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:36,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:36,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:36,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:36,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:36,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:36,920 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:36,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:36,920 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:36,920 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_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e91816f101a416d37c086dd7185cfb4e2bfa63eb286e4a418cb94db27cf2f6f [2023-11-24 23:03:37,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:37,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:37,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:37,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:37,222 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:37,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i [2023-11-24 23:03:40,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:40,718 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:40,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i [2023-11-24 23:03:40,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/19db4b8e2/62853bdc1a15427191f4632de31cd148/FLAG56622e633 [2023-11-24 23:03:40,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/19db4b8e2/62853bdc1a15427191f4632de31cd148 [2023-11-24 23:03:40,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:40,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:40,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:40,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:40,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:40,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@99e23aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40, skipping insertion in model container [2023-11-24 23:03:40,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,860 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:41,281 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i[30212,30225] [2023-11-24 23:03:41,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:41,338 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:41,392 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i[30212,30225] [2023-11-24 23:03:41,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:41,453 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:41,462 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:41,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41 WrapperNode [2023-11-24 23:03:41,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:41,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:41,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:41,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:41,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,525 INFO L138 Inliner]: procedures = 174, calls = 38, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 152 [2023-11-24 23:03:41,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:41,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:41,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:41,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:41,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:41,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:41,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:41,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:41,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:41" (1/1) ... [2023-11-24 23:03:41,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:41,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:41,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:41,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:03:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 23:03:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 23:03:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:03:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:41,672 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:41,839 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:41,841 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:42,159 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:42,199 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:42,199 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-24 23:03:42,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:42 BoogieIcfgContainer [2023-11-24 23:03:42,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:42,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:42,203 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:42,220 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:42,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:42" (1/1) ... [2023-11-24 23:03:42,221 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) [2023-11-24 23:03:42,226 INFO L158 Benchmark]: Toolchain (without parser) took 1449.82ms. Allocated memory is still 153.1MB. Free memory was 106.3MB in the beginning and 60.5MB in the end (delta: 45.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-24 23:03:42,226 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 153.1MB. Free memory was 120.3MB in the beginning and 120.2MB in the end (delta: 88.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:42,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.58ms. Allocated memory is still 153.1MB. Free memory was 106.3MB in the beginning and 84.8MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:03:42,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.16ms. Allocated memory is still 153.1MB. Free memory was 84.8MB in the beginning and 82.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:42,231 INFO L158 Benchmark]: Boogie Preprocessor took 49.16ms. Allocated memory is still 153.1MB. Free memory was 82.7MB in the beginning and 81.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:42,232 INFO L158 Benchmark]: RCFGBuilder took 625.48ms. Allocated memory is still 153.1MB. Free memory was 80.7MB in the beginning and 61.3MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:42,233 INFO L158 Benchmark]: CodeCheck took 21.42ms. Allocated memory is still 153.1MB. Free memory was 61.3MB in the beginning and 60.5MB in the end (delta: 743.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:42,236 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 0.33ms. Allocated memory is still 153.1MB. Free memory was 120.3MB in the beginning and 120.2MB in the end (delta: 88.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.58ms. Allocated memory is still 153.1MB. Free memory was 106.3MB in the beginning and 84.8MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.16ms. Allocated memory is still 153.1MB. Free memory was 84.8MB in the beginning and 82.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.16ms. Allocated memory is still 153.1MB. Free memory was 82.7MB in the beginning and 81.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 625.48ms. Allocated memory is still 153.1MB. Free memory was 80.7MB in the beginning and 61.3MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 21.42ms. Allocated memory is still 153.1MB. Free memory was 61.3MB in the beginning and 60.5MB in the end (delta: 743.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:42,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e91816f101a416d37c086dd7185cfb4e2bfa63eb286e4a418cb94db27cf2f6f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:45,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:45,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:45,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:45,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:45,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:45,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:45,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:45,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:45,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:45,288 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:45,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:45,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:45,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:45,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:45,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:45,293 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:45,293 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:45,294 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:45,295 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:45,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:45,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:45,297 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:45,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:45,298 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:45,298 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:45,298 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:45,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:45,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:45,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:45,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:45,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:45,302 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:45,302 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:45,303 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:45,303 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:45,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:45,303 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_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e91816f101a416d37c086dd7185cfb4e2bfa63eb286e4a418cb94db27cf2f6f [2023-11-24 23:03:45,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:45,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:45,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:45,792 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:45,792 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:45,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i [2023-11-24 23:03:49,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:49,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:49,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i [2023-11-24 23:03:49,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/0b0b5c433/88bbe128a98d456fb1ca65f0b07017dd/FLAG7d32cb697 [2023-11-24 23:03:49,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/data/0b0b5c433/88bbe128a98d456fb1ca65f0b07017dd [2023-11-24 23:03:49,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:49,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:49,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:49,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:49,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:49,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:49" (1/1) ... [2023-11-24 23:03:49,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b366521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:49, skipping insertion in model container [2023-11-24 23:03:49,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:49" (1/1) ... [2023-11-24 23:03:49,549 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:50,037 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i[30212,30225] [2023-11-24 23:03:50,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:50,111 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:50,170 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/sv-benchmarks/c/goblint-regression/28-race_reach_20-callback_racefree.i[30212,30225] [2023-11-24 23:03:50,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:50,319 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:50,327 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:50,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50 WrapperNode [2023-11-24 23:03:50,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:50,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:50,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:50,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:50,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,421 INFO L138 Inliner]: procedures = 178, calls = 38, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 150 [2023-11-24 23:03:50,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:50,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:50,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:50,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:50,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:50,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:50,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:50,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:50,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:50" (1/1) ... [2023-11-24 23:03:50,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:50,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:50,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:50,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:03:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:03:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 23:03:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 23:03:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:03:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:03:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:50,565 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:50,725 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:50,726 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:51,076 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:51,146 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:51,146 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-24 23:03:51,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:51 BoogieIcfgContainer [2023-11-24 23:03:51,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:51,149 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:51,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:51,156 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:51,157 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:51" (1/1) ... [2023-11-24 23:03:51,157 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) [2023-11-24 23:03:51,162 INFO L158 Benchmark]: Toolchain (without parser) took 1674.20ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.5MB in the beginning and 71.8MB in the end (delta: -17.3MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-24 23:03:51,163 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:51,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.56ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 53.8MB in the end (delta: 475.8kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-24 23:03:51,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.72ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 51.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:51,165 INFO L158 Benchmark]: Boogie Preprocessor took 58.50ms. Allocated memory is still 79.7MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:51,166 INFO L158 Benchmark]: RCFGBuilder took 666.55ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 49.2MB in the beginning and 72.9MB in the end (delta: -23.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-24 23:03:51,166 INFO L158 Benchmark]: CodeCheck took 11.80ms. Allocated memory is still 100.7MB. Free memory was 72.9MB in the beginning and 71.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:51,170 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 0.34ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.56ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 53.8MB in the end (delta: 475.8kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.72ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 51.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.50ms. Allocated memory is still 79.7MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 666.55ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 49.2MB in the beginning and 72.9MB in the end (delta: -23.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 11.80ms. Allocated memory is still 100.7MB. Free memory was 72.9MB in the beginning and 71.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:51,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8e458e-438e-4deb-87ca-d5f62d227797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported