./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:08,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:08,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:45:08,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:45:08,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:45:09,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:09,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:09,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:09,011 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:09,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:09,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:09,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:09,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:45:09,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:45:09,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:45:09,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:09,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:09,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:09,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:09,018 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:09,036 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:09,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:45:09,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:09,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:09,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:09,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:09,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:09,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:09,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:09,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:09,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:09,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:09,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:45:09,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:45:09,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:09,044 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_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 [2023-11-21 18:45:09,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:09,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:09,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:09,386 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:09,387 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:09,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe000_rmo.i [2023-11-21 18:45:13,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:13,520 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:13,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/sv-benchmarks/c/pthread-wmm/safe000_rmo.i [2023-11-21 18:45:13,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/8914c035f/27ac0f5c3ed340db843632aab87a4621/FLAG46d151de4 [2023-11-21 18:45:13,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/8914c035f/27ac0f5c3ed340db843632aab87a4621 [2023-11-21 18:45:13,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:13,581 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:13,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:13,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:13,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:13,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:13" (1/1) ... [2023-11-21 18:45:13,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c76cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:13, skipping insertion in model container [2023-11-21 18:45:13,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:13" (1/1) ... [2023-11-21 18:45:13,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:14,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:14,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:14,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:14,485 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:14,486 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:14,496 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:14,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14 WrapperNode [2023-11-21 18:45:14,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:14,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:14,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:14,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:14,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,598 INFO L138 Inliner]: procedures = 176, calls = 83, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-21 18:45:14,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:14,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:14,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:14,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:14,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:14,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:14,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:14,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:14,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:14" (1/1) ... [2023-11-21 18:45:14,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:14,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:14,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:14,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:45:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:45:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:45:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:45:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:45:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:45:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:45:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:45:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:45:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:45:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:45:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:45:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:45:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:14,848 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:45:15,147 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:15,150 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:15,982 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:16,505 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:16,506 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:45:16,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:16 BoogieIcfgContainer [2023-11-21 18:45:16,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:16,510 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:16,510 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:16,523 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:16,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:16" (1/1) ... [2023-11-21 18:45:16,526 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:45:16,531 INFO L158 Benchmark]: Toolchain (without parser) took 2949.43ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 107.2MB in the beginning and 117.4MB in the end (delta: -10.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,532 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:16,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.40ms. Allocated memory is still 140.5MB. Free memory was 106.7MB in the beginning and 81.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.79ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,536 INFO L158 Benchmark]: Boogie Preprocessor took 116.87ms. Allocated memory is still 140.5MB. Free memory was 78.3MB in the beginning and 75.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,538 INFO L158 Benchmark]: RCFGBuilder took 1781.57ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 75.3MB in the beginning and 118.5MB in the end (delta: -43.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,540 INFO L158 Benchmark]: CodeCheck took 19.10ms. Allocated memory is still 169.9MB. Free memory was 118.5MB in the beginning and 117.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:16,552 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.40ms. Allocated memory is still 140.5MB. Free memory was 106.7MB in the beginning and 81.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.79ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.87ms. Allocated memory is still 140.5MB. Free memory was 78.3MB in the beginning and 75.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1781.57ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 75.3MB in the beginning and 118.5MB in the end (delta: -43.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * CodeCheck took 19.10ms. Allocated memory is still 169.9MB. Free memory was 118.5MB in the beginning and 117.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:45:16,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/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_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:19,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:20,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:45:20,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:20,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:20,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:20,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:20,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:20,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:20,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:20,079 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:45:20,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:45:20,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:20,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:20,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:20,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:20,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:45:20,085 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:45:20,086 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:20,086 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:45:20,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:20,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:45:20,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:20,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:20,090 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:20,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:20,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:20,092 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:20,093 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:20,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:20,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:20,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:20,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:20,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:20,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:45:20,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:20,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:20,099 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:45:20,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:20,100 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 [2023-11-21 18:45:20,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:20,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:20,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:20,749 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:20,750 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:20,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe000_rmo.i [2023-11-21 18:45:24,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:25,146 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:25,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/sv-benchmarks/c/pthread-wmm/safe000_rmo.i [2023-11-21 18:45:25,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/95e9852ca/10cda97aaddd422f9169152903163a6a/FLAG09c2b29f9 [2023-11-21 18:45:25,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/data/95e9852ca/10cda97aaddd422f9169152903163a6a [2023-11-21 18:45:25,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:25,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:25,234 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:25,234 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:25,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:25,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:25" (1/1) ... [2023-11-21 18:45:25,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2974ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:25, skipping insertion in model container [2023-11-21 18:45:25,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:25" (1/1) ... [2023-11-21 18:45:25,354 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:26,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:26,186 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:26,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:26,426 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:26,427 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:26,437 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:26,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26 WrapperNode [2023-11-21 18:45:26,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:26,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:26,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:26,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:26,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,571 INFO L138 Inliner]: procedures = 180, calls = 83, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 173 [2023-11-21 18:45:26,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:26,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:26,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:26,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:26,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:26,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:26,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:26,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:26,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:26" (1/1) ... [2023-11-21 18:45:26,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:26,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:26,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:26,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:26,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:45:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:45:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:45:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:45:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:45:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:45:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:45:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:45:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:45:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:45:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:45:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:45:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:45:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:45:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:26,825 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:45:27,069 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:27,072 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:27,779 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:28,354 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:28,355 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:45:28,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:28 BoogieIcfgContainer [2023-11-21 18:45:28,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:28,360 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:28,360 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:28,372 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:28,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:28" (1/1) ... [2023-11-21 18:45:28,374 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:45:28,383 INFO L158 Benchmark]: Toolchain (without parser) took 3149.51ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 54.6MB in the beginning and 54.2MB in the end (delta: 372.5kB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-21 18:45:28,384 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 79.7MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:28,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1205.16ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 54.4MB in the beginning and 76.1MB in the end (delta: -21.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-11-21 18:45:28,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.91ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 73.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:28,388 INFO L158 Benchmark]: Boogie Preprocessor took 124.49ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 70.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:28,389 INFO L158 Benchmark]: RCFGBuilder took 1644.24ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 55.0MB in the end (delta: 15.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-21 18:45:28,390 INFO L158 Benchmark]: CodeCheck took 20.30ms. Allocated memory is still 111.1MB. Free memory was 55.0MB in the beginning and 54.2MB in the end (delta: 807.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:28,402 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 79.7MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1205.16ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 54.4MB in the beginning and 76.1MB in the end (delta: -21.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.91ms. Allocated memory is still 111.1MB. Free memory was 76.1MB in the beginning and 73.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.49ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 70.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1644.24ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 55.0MB in the end (delta: 15.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 20.30ms. Allocated memory is still 111.1MB. Free memory was 55.0MB in the beginning and 54.2MB in the end (delta: 807.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:45:28,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797890e8-0760-4595-94cb-2b52606dd1c3/bin/ukojak-verify-i0I2FZA1j2/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