./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9 --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 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:48:26,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:48:26,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:48:26,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:48:26,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:48:26,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:48:26,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:48:26,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:48:26,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:48:26,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:48:26,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:48:26,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:48:26,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:48:26,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:48:26,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:48:26,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:48:26,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:48:26,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:48:26,493 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:48:26,494 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:48:26,494 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:48:26,495 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:48:26,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:48:26,495 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:48:26,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:48:26,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:48:26,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:48:26,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:48:26,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:48:26,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:48:26,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:48:26,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:48:26,498 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:48:26,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:48:26,499 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:48:26,499 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_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f [2023-12-03 03:48:26,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:48:26,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:48:26,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:48:26,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:48:26,784 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:48:26,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-12-03 03:48:29,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:48:29,730 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:48:29,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-12-03 03:48:29,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/3513ce8ae/495a31317f09425ba4466d2e0aaa797b/FLAG608f11c9c [2023-12-03 03:48:29,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/3513ce8ae/495a31317f09425ba4466d2e0aaa797b [2023-12-03 03:48:29,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:48:29,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:48:29,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:48:29,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:48:29,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:48:29,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:48:29" (1/1) ... [2023-12-03 03:48:29,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364d2e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:29, skipping insertion in model container [2023-12-03 03:48:29,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:48:29" (1/1) ... [2023-12-03 03:48:29,818 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:48:30,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:48:30,147 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:48:30,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:48:30,238 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:48:30,238 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:48:30,244 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:48:30,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30 WrapperNode [2023-12-03 03:48:30,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:48:30,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:48:30,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:48:30,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:48:30,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,296 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-12-03 03:48:30,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:48:30,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:48:30,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:48:30,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:48:30,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:48:30,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:48:30,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:48:30,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:48:30,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:30" (1/1) ... [2023-12-03 03:48:30,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:48:30,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:48:30,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:48:30,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:48:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:48:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:48:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:48:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:48:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:48:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:48:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:48:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:48:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:48:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:48:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:48:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:48:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:48:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:48:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:48:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:48:30,421 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:48:30,571 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:48:30,573 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:48:30,940 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:48:31,182 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:48:31,183 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:48:31,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:48:31 BoogieIcfgContainer [2023-12-03 03:48:31,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:48:31,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:48:31,185 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:48:31,195 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:48:31,195 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:48:31" (1/1) ... [2023-12-03 03:48:31,196 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) [2023-12-03 03:48:31,200 INFO L158 Benchmark]: Toolchain (without parser) took 1434.90ms. Allocated memory is still 174.1MB. Free memory was 135.2MB in the beginning and 130.6MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,201 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:48:31,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.59ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 110.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.35ms. Allocated memory is still 174.1MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,203 INFO L158 Benchmark]: Boogie Preprocessor took 40.66ms. Allocated memory is still 174.1MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,203 INFO L158 Benchmark]: RCFGBuilder took 845.72ms. Allocated memory is still 174.1MB. Free memory was 106.6MB in the beginning and 131.9MB in the end (delta: -25.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,204 INFO L158 Benchmark]: CodeCheck took 13.24ms. Allocated memory is still 174.1MB. Free memory was 131.8MB in the beginning and 130.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:31,207 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 0.18ms. Allocated memory is still 119.5MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.59ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 110.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.35ms. Allocated memory is still 174.1MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.66ms. Allocated memory is still 174.1MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 845.72ms. Allocated memory is still 174.1MB. Free memory was 106.6MB in the beginning and 131.9MB in the end (delta: -25.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * CodeCheck took 13.24ms. Allocated memory is still 174.1MB. Free memory was 131.8MB in the beginning and 130.6MB 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. [2023-12-03 03:48:31,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/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_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9 --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 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:48:33,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:48:33,247 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:48:33,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:48:33,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:48:33,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:48:33,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:48:33,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:48:33,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:48:33,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:48:33,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:48:33,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:48:33,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:48:33,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:48:33,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:48:33,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:48:33,287 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:48:33,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:48:33,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:48:33,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:48:33,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:48:33,293 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:48:33,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:48:33,294 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:48:33,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:48:33,295 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:48:33,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:48:33,296 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:48:33,296 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:48:33,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:48:33,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:48:33,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:48:33,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:48:33,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:48:33,298 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:48:33,299 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:48:33,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:48:33,299 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:48:33,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:48:33,299 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_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f [2023-12-03 03:48:33,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:48:33,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:48:33,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:48:33,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:48:33,608 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:48:33,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-12-03 03:48:36,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:48:36,670 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:48:36,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-12-03 03:48:36,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/d1b3c37a6/fff990526045488d882eb01ca082567c/FLAGc6b787c8f [2023-12-03 03:48:36,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/data/d1b3c37a6/fff990526045488d882eb01ca082567c [2023-12-03 03:48:36,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:48:36,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:48:36,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:48:36,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:48:36,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:48:36,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:48:36" (1/1) ... [2023-12-03 03:48:36,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253bcf61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:36, skipping insertion in model container [2023-12-03 03:48:36,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:48:36" (1/1) ... [2023-12-03 03:48:36,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:48:37,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:48:37,088 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:48:37,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:48:37,177 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:48:37,177 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:48:37,183 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:48:37,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37 WrapperNode [2023-12-03 03:48:37,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:48:37,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:48:37,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:48:37,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:48:37,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,235 INFO L138 Inliner]: procedures = 180, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-12-03 03:48:37,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:48:37,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:48:37,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:48:37,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:48:37,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:48:37,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:48:37,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:48:37,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:48:37,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:48:37" (1/1) ... [2023-12-03 03:48:37,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:48:37,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:48:37,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:48:37,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:48:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:48:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:48:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:48:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:48:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:48:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:48:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:48:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:48:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:48:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:48:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:48:37,373 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:48:37,518 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:48:37,520 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:48:37,929 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:48:38,165 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:48:38,165 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:48:38,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:48:38 BoogieIcfgContainer [2023-12-03 03:48:38,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:48:38,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:48:38,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:48:38,175 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:48:38,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:48:38" (1/1) ... [2023-12-03 03:48:38,176 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) [2023-12-03 03:48:38,180 INFO L158 Benchmark]: Toolchain (without parser) took 1475.71ms. Allocated memory is still 107.0MB. Free memory was 82.2MB in the beginning and 45.5MB in the end (delta: 36.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-12-03 03:48:38,180 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:48:38,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.70ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 57.1MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:48:38,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.96ms. Allocated memory is still 107.0MB. Free memory was 57.1MB in the beginning and 54.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:48:38,182 INFO L158 Benchmark]: Boogie Preprocessor took 56.89ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 84.6MB in the end (delta: -30.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-12-03 03:48:38,183 INFO L158 Benchmark]: RCFGBuilder took 872.69ms. Allocated memory is still 107.0MB. Free memory was 84.6MB in the beginning and 46.4MB in the end (delta: 38.2MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-12-03 03:48:38,183 INFO L158 Benchmark]: CodeCheck took 10.78ms. Allocated memory is still 107.0MB. Free memory was 46.4MB in the beginning and 45.5MB in the end (delta: 817.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:48:38,186 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 0.15ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.70ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 57.1MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.96ms. Allocated memory is still 107.0MB. Free memory was 57.1MB in the beginning and 54.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.89ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 84.6MB in the end (delta: -30.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 872.69ms. Allocated memory is still 107.0MB. Free memory was 84.6MB in the beginning and 46.4MB in the end (delta: 38.2MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * CodeCheck took 10.78ms. Allocated memory is still 107.0MB. Free memory was 46.4MB in the beginning and 45.5MB in the end (delta: 817.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:48:38,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d9228d-365e-483a-be8f-1e9484207944/bin/ukojak-verify-Qdu7aM0XO9/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