./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c --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_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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_ed959a1c-f67f-4b61-adcf-da42842fbabc/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 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:33,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:33,988 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:20:33,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:33,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:34,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:34,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:34,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:34,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:34,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:34,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:34,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:34,027 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:34,027 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:34,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:34,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:34,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:34,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:34,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:34,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:34,031 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:34,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:34,035 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:34,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:34,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:34,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:34,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:34,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:34,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:34,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:34,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:34,039 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:34,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:34,040 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-11-08 23:20:34,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:34,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:34,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:34,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:34,437 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:34,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c Unable to find full path for "g++" [2024-11-08 23:20:36,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:36,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:36,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-11-08 23:20:36,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/23bed045f/638ea0cb89474f2bbee5a68c1b833dc9/FLAG0c182ecee [2024-11-08 23:20:36,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/23bed045f/638ea0cb89474f2bbee5a68c1b833dc9 [2024-11-08 23:20:36,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:36,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:36,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:36,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:36,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:36,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:36" (1/1) ... [2024-11-08 23:20:36,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b56aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:36, skipping insertion in model container [2024-11-08 23:20:36,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:36" (1/1) ... [2024-11-08 23:20:36,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:37,222 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-11-08 23:20:37,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:37,239 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:37,265 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-11-08 23:20:37,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:37,291 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:37,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37 WrapperNode [2024-11-08 23:20:37,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:37,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:37,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:37,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:37,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,341 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-11-08 23:20:37,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:37,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:37,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:37,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:37,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:37,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:37,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:37,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:37,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:37,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:37,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:37,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:20:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:20:37,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:37,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:37,489 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:20:37,632 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:37,635 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:37,865 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:20:37,865 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:37,964 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:37,965 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:37,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:37 BoogieIcfgContainer [2024-11-08 23:20:37,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:37,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:37,967 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:37,978 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:37,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:37" (1/1) ... [2024-11-08 23:20:37,979 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) [2024-11-08 23:20:37,985 INFO L158 Benchmark]: Toolchain (without parser) took 1144.22ms. Allocated memory is still 148.9MB. Free memory was 119.0MB in the beginning and 87.2MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 23:20:37,986 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 113.2MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:37,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.81ms. Allocated memory is still 148.9MB. Free memory was 118.6MB in the beginning and 105.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:20:37,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.02ms. Allocated memory is still 148.9MB. Free memory was 105.9MB in the beginning and 104.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:37,992 INFO L158 Benchmark]: Boogie Preprocessor took 38.78ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:37,996 INFO L158 Benchmark]: RCFGBuilder took 582.67ms. Allocated memory is still 148.9MB. Free memory was 102.9MB in the beginning and 88.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:20:37,996 INFO L158 Benchmark]: CodeCheck took 16.25ms. Allocated memory is still 148.9MB. Free memory was 88.2MB in the beginning and 87.2MB in the end (delta: 999.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:38,003 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 0.41ms. Allocated memory is still 113.2MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.81ms. Allocated memory is still 148.9MB. Free memory was 118.6MB in the beginning and 105.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.02ms. Allocated memory is still 148.9MB. Free memory was 105.9MB in the beginning and 104.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.78ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.67ms. Allocated memory is still 148.9MB. Free memory was 102.9MB in the beginning and 88.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.25ms. Allocated memory is still 148.9MB. Free memory was 88.2MB in the beginning and 87.2MB in the end (delta: 999.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:20:38,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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_ed959a1c-f67f-4b61-adcf-da42842fbabc/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 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:41,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:41,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:20:41,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:41,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:41,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:41,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:41,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:41,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:41,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:41,319 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:41,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:41,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:41,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:41,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:41,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:41,324 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:41,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:41,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:41,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:41,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:41,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:41,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:41,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:41,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:41,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:41,332 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:41,332 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:41,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:41,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:41,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:41,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:41,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:41,334 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:41,335 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:41,335 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:41,335 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-11-08 23:20:41,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:41,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:41,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:41,837 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:41,838 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:41,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c Unable to find full path for "g++" [2024-11-08 23:20:44,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:44,348 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:44,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-11-08 23:20:44,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/cedfd08e8/c46db61818e44d8189ff88fdc98029d5/FLAG5d9c9baf4 [2024-11-08 23:20:44,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/data/cedfd08e8/c46db61818e44d8189ff88fdc98029d5 [2024-11-08 23:20:44,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:44,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:44,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:44,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:44,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:44,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad01297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44, skipping insertion in model container [2024-11-08 23:20:44,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,433 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:44,706 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-11-08 23:20:44,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:44,726 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:44,759 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_ed959a1c-f67f-4b61-adcf-da42842fbabc/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-11-08 23:20:44,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:44,787 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:44,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44 WrapperNode [2024-11-08 23:20:44,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:44,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:44,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:44,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:44,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,864 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-11-08 23:20:44,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:44,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:44,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:44,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:44,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:44,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:44,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:44,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:44,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:44" (1/1) ... [2024-11-08 23:20:44,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:44,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:44,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:44,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:20:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:20:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:20:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:20:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:20:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:20:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:20:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:20:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:20:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:45,001 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:20:45,118 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:45,121 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:45,429 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:20:45,429 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:45,539 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:45,540 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:45,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:45 BoogieIcfgContainer [2024-11-08 23:20:45,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:45,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:45,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:45,554 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:45,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:45" (1/1) ... [2024-11-08 23:20:45,555 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) [2024-11-08 23:20:45,562 INFO L158 Benchmark]: Toolchain (without parser) took 1171.05ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.1MB in the beginning and 50.5MB in the end (delta: -5.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,563 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 90.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.17ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.0MB in the beginning and 70.6MB in the end (delta: -25.6MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.25ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 69.2MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,567 INFO L158 Benchmark]: Boogie Preprocessor took 40.70ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 67.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:45,567 INFO L158 Benchmark]: RCFGBuilder took 629.58ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 51.5MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,568 INFO L158 Benchmark]: CodeCheck took 16.02ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 50.5MB in the end (delta: 973.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:45,574 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 0.48ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 90.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.17ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.0MB in the beginning and 70.6MB in the end (delta: -25.6MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.25ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 69.2MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.70ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 67.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.58ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 51.5MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.02ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 50.5MB in the end (delta: 973.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:20:45,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed959a1c-f67f-4b61-adcf-da42842fbabc/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported