./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe036.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/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_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe036.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/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_adc91f30-72c7-45a0-9e82-7827a4834874/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 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:31,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:31,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:31,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:31,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:31,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:31,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:31,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:31,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:31,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:31,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:31,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:31,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:31,779 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:31,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:31,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:31,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:31,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:31,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:31,783 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:31,784 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:31,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:31,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:31,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:31,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:31,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:31,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:31,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:31,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:31,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:31,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:31,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:31,793 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:31,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:31,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:31,794 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_adc91f30-72c7-45a0-9e82-7827a4834874/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a [2023-11-21 18:42:32,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:32,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:32,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:32,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:32,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:32,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe036.i [2023-11-21 18:42:36,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:36,481 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:36,482 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/sv-benchmarks/c/pthread-wmm/safe036.i [2023-11-21 18:42:36,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/7f5a4facf/e0a14c7260404cc0b6961d16f35614ce/FLAG637272812 [2023-11-21 18:42:36,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/7f5a4facf/e0a14c7260404cc0b6961d16f35614ce [2023-11-21 18:42:36,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:36,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:36,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:36,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:36,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:36,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:36" (1/1) ... [2023-11-21 18:42:36,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b82c7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:36, skipping insertion in model container [2023-11-21 18:42:36,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:36" (1/1) ... [2023-11-21 18:42:36,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:37,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:37,081 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:37,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:37,223 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:42:37,224 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:42:37,234 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:37,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37 WrapperNode [2023-11-21 18:42:37,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:37,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:37,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:37,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:37,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,303 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-21 18:42:37,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:37,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:37,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:37,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:37,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:37,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:37,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:37,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:37,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:37,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:37,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:37,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:42:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:42:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:42:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:42:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:42:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:42:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:42:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:42:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:42:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:42:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:37,505 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 18:42:37,658 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:37,661 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:37,853 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:37,892 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:37,892 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:42:37,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:37 BoogieIcfgContainer [2023-11-21 18:42:37,894 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:37,895 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:37,895 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:37,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:37,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:37" (1/1) ... [2023-11-21 18:42:37,907 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 18:42:37,912 INFO L158 Benchmark]: Toolchain (without parser) took 1377.01ms. Allocated memory is still 195.0MB. Free memory was 165.2MB in the beginning and 151.1MB in the end (delta: 14.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-11-21 18:42:37,913 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:37,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.21ms. Allocated memory is still 195.0MB. Free memory was 165.0MB in the beginning and 148.3MB in the end (delta: 16.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-21 18:42:37,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.34ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:37,915 INFO L158 Benchmark]: Boogie Preprocessor took 63.07ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 145.2MB in the end (delta: 981.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:37,916 INFO L158 Benchmark]: RCFGBuilder took 525.75ms. Allocated memory is still 195.0MB. Free memory was 145.1MB in the beginning and 152.3MB in the end (delta: -7.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:42:37,917 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 195.0MB. Free memory was 152.2MB in the beginning and 151.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:37,921 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 0.38ms. Allocated memory is still 134.2MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.21ms. Allocated memory is still 195.0MB. Free memory was 165.0MB in the beginning and 148.3MB in the end (delta: 16.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.34ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.07ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 145.2MB in the end (delta: 981.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.75ms. Allocated memory is still 195.0MB. Free memory was 145.1MB in the beginning and 152.3MB in the end (delta: -7.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 195.0MB. Free memory was 152.2MB in the beginning and 151.1MB in the end (delta: 1.0MB). 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 18:42:37,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/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_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe036.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/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_adc91f30-72c7-45a0-9e82-7827a4834874/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 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:41,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:41,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:42:41,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:41,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:41,344 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:41,345 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:41,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:41,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:41,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:41,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:41,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:41,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:41,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:41,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:41,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:41,353 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:42:41,354 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:42:41,354 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:41,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:42:41,356 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:41,357 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:41,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:41,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:41,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:41,359 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:41,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:41,360 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:41,361 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:41,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:41,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:41,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:41,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:41,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:41,364 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:42:41,364 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:41,364 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:41,365 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:42:41,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:41,365 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_adc91f30-72c7-45a0-9e82-7827a4834874/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a [2023-11-21 18:42:41,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:41,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:41,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:41,870 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:41,871 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:41,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe036.i [2023-11-21 18:42:45,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:45,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:45,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/sv-benchmarks/c/pthread-wmm/safe036.i [2023-11-21 18:42:45,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/f0a686855/acc4c107af9f4a8789cb1dad5bc5474c/FLAGcd850f25e [2023-11-21 18:42:45,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/data/f0a686855/acc4c107af9f4a8789cb1dad5bc5474c [2023-11-21 18:42:45,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:45,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:45,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:45,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:45,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:45,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:45" (1/1) ... [2023-11-21 18:42:45,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67773e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:45, skipping insertion in model container [2023-11-21 18:42:45,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:45" (1/1) ... [2023-11-21 18:42:45,523 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:46,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:46,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:46,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:46,302 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:42:46,303 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:42:46,312 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:46,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46 WrapperNode [2023-11-21 18:42:46,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:46,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:46,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:46,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:46,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,398 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-21 18:42:46,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:46,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:46,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:46,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:46,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,483 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:46,484 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:46,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:46,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:46,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:46" (1/1) ... [2023-11-21 18:42:46,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:46,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:46,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:46,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:42:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:42:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:42:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:42:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:42:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:42:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:42:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:42:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:42:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:42:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:46,608 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 18:42:46,856 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:46,859 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:47,137 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:47,174 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:47,174 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:42:47,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:47 BoogieIcfgContainer [2023-11-21 18:42:47,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:47,177 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:47,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:47,187 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:47,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:47" (1/1) ... [2023-11-21 18:42:47,189 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 18:42:47,197 INFO L158 Benchmark]: Toolchain (without parser) took 1766.62ms. Allocated memory is still 79.7MB. Free memory was 36.6MB in the beginning and 46.2MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:47,197 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:47,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.27ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 42.2MB in the end (delta: -5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:42:47,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.50ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:47,201 INFO L158 Benchmark]: Boogie Preprocessor took 78.49ms. Allocated memory is still 79.7MB. Free memory was 39.9MB in the beginning and 38.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:47,202 INFO L158 Benchmark]: RCFGBuilder took 692.19ms. Allocated memory is still 79.7MB. Free memory was 38.2MB in the beginning and 47.2MB in the end (delta: -9.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:47,203 INFO L158 Benchmark]: CodeCheck took 18.33ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 46.2MB in the end (delta: 993.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:47,208 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 0.31ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.27ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 42.2MB in the end (delta: -5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.50ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.49ms. Allocated memory is still 79.7MB. Free memory was 39.9MB in the beginning and 38.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 692.19ms. Allocated memory is still 79.7MB. Free memory was 38.2MB in the beginning and 47.2MB in the end (delta: -9.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * CodeCheck took 18.33ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 46.2MB in the end (delta: 993.8kB). 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 18:42:47,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc91f30-72c7-45a0-9e82-7827a4834874/bin/ukojak-verify-i0I2FZA1j2/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