./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker-unfair.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker-unfair.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk --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 5850bf916a69badaacd3ff4150d219aedc42421ae90c33080aafb727bc040d43 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:09,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:09,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:36:09,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:09,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:09,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:09,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:09,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:09,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:09,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:09,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:09,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:09,535 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:09,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:09,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:09,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:09,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:09,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:09,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:09,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:09,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:09,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:09,539 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:09,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:09,539 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:09,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:09,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:09,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:09,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:09,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:09,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:09,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:09,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:09,543 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5850bf916a69badaacd3ff4150d219aedc42421ae90c33080aafb727bc040d43 [2024-11-09 00:36:09,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:09,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:09,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:09,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:09,879 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:09,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-atomic/dekker-unfair.i Unable to find full path for "g++" [2024-11-09 00:36:12,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:12,259 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:12,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i [2024-11-09 00:36:12,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/982ce9ced/be5a9d670ace49f080c203314b7e1ebd/FLAG7b6cc19a7 [2024-11-09 00:36:12,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/982ce9ced/be5a9d670ace49f080c203314b7e1ebd [2024-11-09 00:36:12,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:12,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:12,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:12,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:12,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:12,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:12,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe9abd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12, skipping insertion in model container [2024-11-09 00:36:12,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:12,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:12,803 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[32921,32934] [2024-11-09 00:36:12,813 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[33157,33170] [2024-11-09 00:36:12,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:12,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:12,891 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[32921,32934] [2024-11-09 00:36:12,894 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[33157,33170] [2024-11-09 00:36:12,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:12,948 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:12,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12 WrapperNode [2024-11-09 00:36:12,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:12,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:12,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:12,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:12,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:12,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:12,990 INFO L138 Inliner]: procedures = 167, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-09 00:36:12,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:12,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:12,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:12,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:12,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:12,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:13,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:13,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:13,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:13,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:12" (1/1) ... [2024-11-09 00:36:13,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:13,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:13,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:13,076 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2024-11-09 00:36:13,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2024-11-09 00:36:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-09 00:36:13,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-09 00:36:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:36:13,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:13,079 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:36:13,215 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:13,217 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:13,365 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:36:13,365 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:13,378 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:13,378 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:13,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:13 BoogieIcfgContainer [2024-11-09 00:36:13,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:13,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:13,380 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:13,391 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:13,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:13" (1/1) ... [2024-11-09 00:36:13,392 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-09 00:36:13,396 INFO L158 Benchmark]: Toolchain (without parser) took 1088.74ms. Allocated memory is still 146.8MB. Free memory was 108.4MB in the beginning and 68.0MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-09 00:36:13,396 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:13,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.84ms. Allocated memory is still 146.8MB. Free memory was 108.4MB in the beginning and 85.8MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:13,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.29ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 83.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:13,398 INFO L158 Benchmark]: Boogie Preprocessor took 24.48ms. Allocated memory is still 146.8MB. Free memory was 83.8MB in the beginning and 82.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:13,398 INFO L158 Benchmark]: RCFGBuilder took 363.00ms. Allocated memory is still 146.8MB. Free memory was 82.2MB in the beginning and 69.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:13,399 INFO L158 Benchmark]: CodeCheck took 14.14ms. Allocated memory is still 146.8MB. Free memory was 69.1MB in the beginning and 68.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:13,402 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.84ms. Allocated memory is still 146.8MB. Free memory was 108.4MB in the beginning and 85.8MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.29ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 83.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.48ms. Allocated memory is still 146.8MB. Free memory was 83.8MB in the beginning and 82.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.00ms. Allocated memory is still 146.8MB. Free memory was 82.2MB in the beginning and 69.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.14ms. Allocated memory is still 146.8MB. Free memory was 69.1MB in the beginning and 68.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:36:13,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker-unfair.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk --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 5850bf916a69badaacd3ff4150d219aedc42421ae90c33080aafb727bc040d43 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:15,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:15,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:36:15,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:15,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:15,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:15,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:15,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:15,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:15,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:15,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:15,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:15,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:15,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:15,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:15,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:15,955 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:15,956 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:15,956 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:15,956 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:15,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:15,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:15,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:15,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:15,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:15,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:15,962 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:15,962 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:15,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:15,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:15,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:15,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:15,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:15,965 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:15,965 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:15,965 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:15,966 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5850bf916a69badaacd3ff4150d219aedc42421ae90c33080aafb727bc040d43 [2024-11-09 00:36:16,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:16,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:16,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:16,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:16,389 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:16,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-atomic/dekker-unfair.i Unable to find full path for "g++" [2024-11-09 00:36:18,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:18,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:18,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i [2024-11-09 00:36:18,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/ab22ff7f4/0653d98a87c34197aae0234e032beb84/FLAGa38b31c2c [2024-11-09 00:36:18,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/data/ab22ff7f4/0653d98a87c34197aae0234e032beb84 [2024-11-09 00:36:18,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:18,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:18,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:18,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:19,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:19,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:18" (1/1) ... [2024-11-09 00:36:19,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3378594d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19, skipping insertion in model container [2024-11-09 00:36:19,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:18" (1/1) ... [2024-11-09 00:36:19,062 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:19,546 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[32921,32934] [2024-11-09 00:36:19,553 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[33157,33170] [2024-11-09 00:36:19,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:19,572 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:19,624 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[32921,32934] [2024-11-09 00:36:19,626 WARN L250 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_95e6dad2-84f1-4b51-bb03-def66e7e5577/sv-benchmarks/c/pthread-atomic/dekker-unfair.i[33157,33170] [2024-11-09 00:36:19,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:19,672 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:19,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19 WrapperNode [2024-11-09 00:36:19,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:19,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:19,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:19,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:19,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,753 INFO L138 Inliner]: procedures = 168, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-09 00:36:19,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:19,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:19,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:19,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:19,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:19,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:19,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:19,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:19,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:19" (1/1) ... [2024-11-09 00:36:19,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:19,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:19,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:19,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2024-11-09 00:36:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2024-11-09 00:36:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-09 00:36:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-09 00:36:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:36:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:19,893 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:36:20,060 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:20,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:20,319 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:36:20,320 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:20,336 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:20,336 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:20,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:20 BoogieIcfgContainer [2024-11-09 00:36:20,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:20,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:20,338 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:20,348 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:20,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:20" (1/1) ... [2024-11-09 00:36:20,349 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-09 00:36:20,355 INFO L158 Benchmark]: Toolchain (without parser) took 1362.75ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 37.5MB in the beginning and 44.8MB in the end (delta: -7.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,355 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:20,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.08ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 30.8MB in the end (delta: 6.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.72ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 30.8MB in the beginning and 62.5MB in the end (delta: -31.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,359 INFO L158 Benchmark]: Boogie Preprocessor took 57.57ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,359 INFO L158 Benchmark]: RCFGBuilder took 522.74ms. Allocated memory is still 86.0MB. Free memory was 60.3MB in the beginning and 46.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,360 INFO L158 Benchmark]: CodeCheck took 15.01ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 44.8MB in the end (delta: 886.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:20,364 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.08ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 30.8MB in the end (delta: 6.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.72ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 30.8MB in the beginning and 62.5MB in the end (delta: -31.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.57ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.74ms. Allocated memory is still 86.0MB. Free memory was 60.3MB in the beginning and 46.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.01ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 44.8MB in the end (delta: 886.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:36:20,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e6dad2-84f1-4b51-bb03-def66e7e5577/bin/ukojak-verify-ImItNfHLgk/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