./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:05,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:05,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:07:05,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:05,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:07:05,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:05,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:05,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:05,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:05,306 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:05,307 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:05,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:05,309 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:05,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:05,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:05,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:05,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:05,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:05,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:05,314 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:07:05,314 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:05,321 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:05,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:05,322 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:05,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:05,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:05,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:05,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:05,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:05,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:05,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:05,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:07:05,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:05,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:05,334 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_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-11-12 00:07:05,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:05,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:05,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:05,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:05,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:05,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-12 00:07:09,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:09,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:09,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-12 00:07:09,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/cb8744a3e/f721e3041a124da2a6f2fd875025fab3/FLAGdd60dd4d6 [2023-11-12 00:07:09,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/cb8744a3e/f721e3041a124da2a6f2fd875025fab3 [2023-11-12 00:07:09,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:09,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:09,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:09,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:09,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:09,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:09" (1/1) ... [2023-11-12 00:07:09,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff5682d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:09, skipping insertion in model container [2023-11-12 00:07:09,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:09" (1/1) ... [2023-11-12 00:07:09,888 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:10,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:10,629 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:10,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:10,835 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:10,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10 WrapperNode [2023-11-12 00:07:10,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:10,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:10,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:10,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:10,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,907 INFO L138 Inliner]: procedures = 278, calls = 55, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 218 [2023-11-12 00:07:10,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:10,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:10,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:10,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:10,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:10,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:10,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:10,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:10,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:10,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:11,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:11,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:07:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-12 00:07:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-12 00:07:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:07:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-12 00:07:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-12 00:07:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-12 00:07:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-12 00:07:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:07:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:07:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:11,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:11,071 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:11,337 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:11,340 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:11,784 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:11,796 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:11,796 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-12 00:07:11,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:11 BoogieIcfgContainer [2023-11-12 00:07:11,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:11,801 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:11,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:11,821 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:11,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,822 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:11,827 INFO L158 Benchmark]: Toolchain (without parser) took 2030.92ms. Allocated memory is still 165.7MB. Free memory was 132.8MB in the beginning and 73.1MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:11,828 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 111.1MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:11,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1039.48ms. Allocated memory is still 165.7MB. Free memory was 132.0MB in the beginning and 102.9MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:11,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.78ms. Allocated memory is still 165.7MB. Free memory was 102.9MB in the beginning and 99.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:11,831 INFO L158 Benchmark]: Boogie Preprocessor took 56.10ms. Allocated memory is still 165.7MB. Free memory was 99.6MB in the beginning and 97.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:11,832 INFO L158 Benchmark]: RCFGBuilder took 822.65ms. Allocated memory is still 165.7MB. Free memory was 97.5MB in the beginning and 74.2MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:11,833 INFO L158 Benchmark]: CodeCheck took 24.99ms. Allocated memory is still 165.7MB. Free memory was 74.2MB in the beginning and 73.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:11,837 INFO L338 ainManager$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 0.82ms. Allocated memory is still 111.1MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1039.48ms. Allocated memory is still 165.7MB. Free memory was 132.0MB in the beginning and 102.9MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.78ms. Allocated memory is still 165.7MB. Free memory was 102.9MB in the beginning and 99.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.10ms. Allocated memory is still 165.7MB. Free memory was 99.6MB in the beginning and 97.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 822.65ms. Allocated memory is still 165.7MB. Free memory was 97.5MB in the beginning and 74.2MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 24.99ms. Allocated memory is still 165.7MB. Free memory was 74.2MB in the beginning and 73.1MB 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. [2023-11-12 00:07:11,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:15,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:15,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:07:15,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:15,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:15,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:15,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:15,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:15,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:15,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:15,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:15,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:15,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:15,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:15,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:15,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:15,297 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:15,298 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:15,298 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:07:15,300 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:15,300 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:15,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:15,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:15,302 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:15,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:15,303 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:15,304 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:15,305 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:15,305 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:15,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:15,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:15,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:15,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:15,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:15,309 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:15,310 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:15,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:15,310 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:15,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:15,312 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_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-11-12 00:07:15,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:15,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:15,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:15,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:15,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:15,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-12 00:07:19,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:19,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:19,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-12 00:07:19,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/6921d308a/215cc4f2c654487fadec6b6d017dd807/FLAG0b50a5f1a [2023-11-12 00:07:19,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/data/6921d308a/215cc4f2c654487fadec6b6d017dd807 [2023-11-12 00:07:19,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:19,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:19,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:19,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:19,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:19,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:19" (1/1) ... [2023-11-12 00:07:19,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3896b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:19, skipping insertion in model container [2023-11-12 00:07:19,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:19" (1/1) ... [2023-11-12 00:07:20,040 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:20,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:20,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:21,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:21,179 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:21,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21 WrapperNode [2023-11-12 00:07:21,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:21,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:21,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:21,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:21,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,305 INFO L138 Inliner]: procedures = 282, calls = 55, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 217 [2023-11-12 00:07:21,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:21,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:21,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:21,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:21,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:21,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:21,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:21,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:21,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:21,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:21,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:21,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:07:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:07:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-12 00:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-12 00:07:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:07:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:07:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-12 00:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-12 00:07:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-12 00:07:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-12 00:07:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:21,518 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:21,748 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:21,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:22,427 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:22,440 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:22,440 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-12 00:07:22,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:22 BoogieIcfgContainer [2023-11-12 00:07:22,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:22,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:22,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:22,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:22,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,458 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) [2023-11-12 00:07:22,464 INFO L158 Benchmark]: Toolchain (without parser) took 2518.25ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 52.1MB in the beginning and 83.1MB in the end (delta: -30.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:22,464 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 77.6MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:22,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1232.22ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 51.9MB in the beginning and 82.6MB in the end (delta: -30.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:22,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.54ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 79.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:22,467 INFO L158 Benchmark]: Boogie Preprocessor took 109.26ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 76.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:22,467 INFO L158 Benchmark]: RCFGBuilder took 1025.61ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 83.8MB in the end (delta: -7.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:22,469 INFO L158 Benchmark]: CodeCheck took 16.81ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 785.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:22,480 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 0.41ms. Allocated memory is still 77.6MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1232.22ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 51.9MB in the beginning and 82.6MB in the end (delta: -30.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.54ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 79.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.26ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 76.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1025.61ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 83.8MB in the end (delta: -7.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * CodeCheck took 16.81ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 785.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:22,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cfcbfa1-1111-4327-91c6-d66588a2c43b/bin/ukojak-verify-0OAaufAVZV/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