./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/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_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/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_87095421-c9cd-4bea-9778-a3d4eb48df18/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 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:41,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:41,369 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:52:41,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:41,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:41,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:41,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:41,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:41,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:41,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:41,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:41,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:41,443 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:41,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:41,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:41,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:41,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:41,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:41,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:41,450 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:41,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:41,451 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:41,452 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:41,453 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:41,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:41,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:41,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:41,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:41,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:41,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:41,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:41,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:41,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:41,460 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_87095421-c9cd-4bea-9778-a3d4eb48df18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 [2023-11-24 22:52:41,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:41,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:41,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:41,927 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:41,927 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:41,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-24 22:52:45,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:45,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:45,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-24 22:52:45,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/2ca9a9450/c8d9a6e83b9e49cb82278505a32906f4/FLAG4f4dffe40 [2023-11-24 22:52:45,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/2ca9a9450/c8d9a6e83b9e49cb82278505a32906f4 [2023-11-24 22:52:45,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:45,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:45,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:45,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:45,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:45,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:45" (1/1) ... [2023-11-24 22:52:45,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369e4611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:45, skipping insertion in model container [2023-11-24 22:52:45,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:45" (1/1) ... [2023-11-24 22:52:46,036 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:46,492 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_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-24 22:52:46,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:46,549 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:46,625 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_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-24 22:52:46,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:46,727 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:46,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46 WrapperNode [2023-11-24 22:52:46,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:46,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:46,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:46,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:46,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,830 INFO L138 Inliner]: procedures = 171, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-24 22:52:46,831 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:46,832 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:46,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:46,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:46,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:46,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:46,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:46,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:46,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:46" (1/1) ... [2023-11-24 22:52:46,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:46,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:46,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:46,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:52:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:52:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:52:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 22:52:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 22:52:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:52:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:47,017 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 22:52:47,177 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:47,180 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:47,489 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:47,542 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:47,543 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:52:47,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:47 BoogieIcfgContainer [2023-11-24 22:52:47,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:47,546 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:47,547 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:47,560 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:47,561 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:47" (1/1) ... [2023-11-24 22:52:47,562 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 22:52:47,573 INFO L158 Benchmark]: Toolchain (without parser) took 1607.98ms. Allocated memory is still 144.7MB. Free memory was 100.3MB in the beginning and 57.1MB in the end (delta: 43.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-24 22:52:47,574 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 144.7MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:47,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.92ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 79.5MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:52:47,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.83ms. Allocated memory is still 144.7MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:47,579 INFO L158 Benchmark]: Boogie Preprocessor took 84.25ms. Allocated memory is still 144.7MB. Free memory was 77.4MB in the beginning and 75.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:47,580 INFO L158 Benchmark]: RCFGBuilder took 628.04ms. Allocated memory is still 144.7MB. Free memory was 75.9MB in the beginning and 57.7MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:52:47,581 INFO L158 Benchmark]: CodeCheck took 24.32ms. Allocated memory is still 144.7MB. Free memory was 57.7MB in the beginning and 57.1MB in the end (delta: 655.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:47,585 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 0.39ms. Allocated memory is still 144.7MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.92ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 79.5MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.83ms. Allocated memory is still 144.7MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.25ms. Allocated memory is still 144.7MB. Free memory was 77.4MB in the beginning and 75.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.04ms. Allocated memory is still 144.7MB. Free memory was 75.9MB in the beginning and 57.7MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 24.32ms. Allocated memory is still 144.7MB. Free memory was 57.7MB in the beginning and 57.1MB in the end (delta: 655.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:52:47,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/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_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/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_87095421-c9cd-4bea-9778-a3d4eb48df18/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 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:50,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:50,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:51,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:51,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:51,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:51,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:51,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:51,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:51,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:51,063 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:51,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:51,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:51,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:51,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:51,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:51,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:51,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:51,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:51,069 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:51,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:51,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:51,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:51,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:51,072 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:51,072 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:51,073 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:51,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:51,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:51,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:51,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:51,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:51,077 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:51,077 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:51,078 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:51,078 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:51,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:51,079 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_87095421-c9cd-4bea-9778-a3d4eb48df18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 [2023-11-24 22:52:51,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:51,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:51,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:51,667 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:51,668 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:51,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-24 22:52:55,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:55,623 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:55,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-24 22:52:55,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/d0952e985/d2be2ecd50dc458091597f803ae389ac/FLAGe91bf907d [2023-11-24 22:52:55,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/data/d0952e985/d2be2ecd50dc458091597f803ae389ac [2023-11-24 22:52:55,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:55,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:55,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:55,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:55,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:55,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:55" (1/1) ... [2023-11-24 22:52:55,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1271ab2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:55, skipping insertion in model container [2023-11-24 22:52:55,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:55" (1/1) ... [2023-11-24 22:52:55,795 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:56,358 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_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-24 22:52:56,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:56,498 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:52:56,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:56,601 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_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-24 22:52:56,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:56,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:56,710 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_87095421-c9cd-4bea-9778-a3d4eb48df18/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-24 22:52:56,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:56,812 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:56,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56 WrapperNode [2023-11-24 22:52:56,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:56,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:56,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:56,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:56,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,913 INFO L138 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-24 22:52:56,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:56,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:56,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:56,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:56,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:56,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:57,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:57,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:57,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:57,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:57,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:57,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:57,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:57,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:52:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:52:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:57,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 22:52:57,125 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 22:52:57,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:52:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:57,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:52:57,128 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:52:57,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:57,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:57,131 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 22:52:57,395 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:57,398 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:57,930 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:57,989 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:57,989 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:52:57,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:57 BoogieIcfgContainer [2023-11-24 22:52:57,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:57,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:57,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:58,006 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:58,006 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:57" (1/1) ... [2023-11-24 22:52:58,008 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 22:52:58,014 INFO L158 Benchmark]: Toolchain (without parser) took 2333.10ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 46.1MB in the beginning and 59.5MB in the end (delta: -13.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-24 22:52:58,014 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:58,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1132.89ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 45.9MB in the beginning and 59.8MB in the end (delta: -13.9MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-24 22:52:58,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.16ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:58,018 INFO L158 Benchmark]: Boogie Preprocessor took 83.21ms. Allocated memory is still 94.4MB. Free memory was 57.3MB in the beginning and 55.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:58,019 INFO L158 Benchmark]: RCFGBuilder took 993.41ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 60.5MB in the end (delta: -5.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:58,020 INFO L158 Benchmark]: CodeCheck took 18.17ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 59.5MB in the end (delta: 998.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:58,025 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 0.36ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1132.89ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 45.9MB in the beginning and 59.8MB in the end (delta: -13.9MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.16ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.21ms. Allocated memory is still 94.4MB. Free memory was 57.3MB in the beginning and 55.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 993.41ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 60.5MB in the end (delta: -5.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 18.17ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 59.5MB in the end (delta: 998.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:52:58,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87095421-c9cd-4bea-9778-a3d4eb48df18/bin/ukojak-verify-afCqCEvfdi/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