./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL --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 51eb1f25b31a14b06f8a94357507f98faff1b5d262be3400ea1666eb362dde3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:50,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:50,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:51:50,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:50,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:50,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:50,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:50,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:50,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:50,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:50,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:50,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:50,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:50,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:50,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:50,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:50,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:50,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:50,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:50,575 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:51:50,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:50,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:50,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:50,577 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:50,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:50,578 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:50,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:50,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:50,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:50,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:50,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:50,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:50,581 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:50,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:50,582 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:50,583 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_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51eb1f25b31a14b06f8a94357507f98faff1b5d262be3400ea1666eb362dde3f [2023-11-19 02:51:50,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:50,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:50,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:50,906 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:50,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:50,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i [2023-11-19 02:51:53,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:54,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:54,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i [2023-11-19 02:51:54,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/f6ff9e880/344830cc68f44085b9208362b3d705ee/FLAG48a8242d0 [2023-11-19 02:51:54,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/f6ff9e880/344830cc68f44085b9208362b3d705ee [2023-11-19 02:51:54,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:54,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:54,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:54,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:54,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:54,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:54" (1/1) ... [2023-11-19 02:51:54,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19819727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:54, skipping insertion in model container [2023-11-19 02:51:54,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:54" (1/1) ... [2023-11-19 02:51:54,363 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:54,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:54,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:55,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:55,105 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:55,105 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:55,114 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:55,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55 WrapperNode [2023-11-19 02:51:55,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:55,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:55,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:55,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:55,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,232 INFO L138 Inliner]: procedures = 176, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-19 02:51:55,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:55,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:55,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:55,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:55,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:55,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:55,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:55,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:55,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:55,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:55,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:55,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:55,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:51:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:51:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:51:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:51:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:51:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:51:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:51:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:51:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:51:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:51:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:51:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:51:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:55,421 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:51:55,679 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:55,684 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:56,293 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:56,684 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:56,684 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:56,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:56 BoogieIcfgContainer [2023-11-19 02:51:56,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:56,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:56,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:56,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:56,708 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:56" (1/1) ... [2023-11-19 02:51:56,709 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) [2023-11-19 02:51:56,716 INFO L158 Benchmark]: Toolchain (without parser) took 2428.02ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 97.3MB in the beginning and 119.8MB in the end (delta: -22.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,717 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:56,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.55ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 73.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.51ms. Allocated memory is still 146.8MB. Free memory was 73.3MB in the beginning and 70.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,721 INFO L158 Benchmark]: Boogie Preprocessor took 76.85ms. Allocated memory is still 146.8MB. Free memory was 70.8MB in the beginning and 68.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,723 INFO L158 Benchmark]: RCFGBuilder took 1381.32ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 68.6MB in the beginning and 120.8MB in the end (delta: -52.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,724 INFO L158 Benchmark]: CodeCheck took 18.43ms. Allocated memory is still 199.2MB. Free memory was 120.8MB in the beginning and 119.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:56,737 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 0.27ms. Allocated memory is still 146.8MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.55ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 73.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.51ms. Allocated memory is still 146.8MB. Free memory was 73.3MB in the beginning and 70.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.85ms. Allocated memory is still 146.8MB. Free memory was 70.8MB in the beginning and 68.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1381.32ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 68.6MB in the beginning and 120.8MB in the end (delta: -52.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * CodeCheck took 18.43ms. Allocated memory is still 199.2MB. Free memory was 120.8MB in the beginning and 119.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:51:56,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/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_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL --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 51eb1f25b31a14b06f8a94357507f98faff1b5d262be3400ea1666eb362dde3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:59,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:59,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:51:59,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:59,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:59,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:59,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:59,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:59,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:59,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:59,859 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:59,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:59,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:59,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:59,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:59,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:59,864 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:51:59,864 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:51:59,865 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:51:59,865 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:51:59,865 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:59,866 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:59,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:59,867 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:59,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:59,868 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:59,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:59,869 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:59,869 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:51:59,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:59,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:59,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:59,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:59,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:59,873 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:51:59,873 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:59,873 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:59,874 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:51:59,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:51:59,875 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_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51eb1f25b31a14b06f8a94357507f98faff1b5d262be3400ea1666eb362dde3f [2023-11-19 02:52:00,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:00,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:00,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:00,361 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:00,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:00,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i [2023-11-19 02:52:03,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:03,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:03,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/sv-benchmarks/c/pthread-wmm/safe007_power.oepc-thin001_power.oepc.i [2023-11-19 02:52:04,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/7bb5e3586/621c469dbeb9485db312d0eef5db1877/FLAG6cc45e31a [2023-11-19 02:52:04,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/data/7bb5e3586/621c469dbeb9485db312d0eef5db1877 [2023-11-19 02:52:04,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:04,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:04,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:04,026 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:04,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:04,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:04,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645518c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04, skipping insertion in model container [2023-11-19 02:52:04,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:04,089 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:04,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:04,677 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:04,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:04,871 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:04,872 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:04,879 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:04,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04 WrapperNode [2023-11-19 02:52:04,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:04,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:04,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:04,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:04,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:04,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,015 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141 [2023-11-19 02:52:05,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:05,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:05,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:05,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:05,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:05,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:05,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:05,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:05,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:04" (1/1) ... [2023-11-19 02:52:05,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:05,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:05,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:52:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:52:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:52:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:52:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:52:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:52:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:52:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:52:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:52:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:05,174 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:52:05,347 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:05,349 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:05,831 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:06,196 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:06,197 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:52:06,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:06 BoogieIcfgContainer [2023-11-19 02:52:06,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:06,206 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:06,206 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:06,216 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:06,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:06" (1/1) ... [2023-11-19 02:52:06,217 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) [2023-11-19 02:52:06,224 INFO L158 Benchmark]: Toolchain (without parser) took 2199.07ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 60.0MB in the end (delta: 25.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,225 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 56.3MB in the end (delta: 148.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:06,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 855.12ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 85.9MB in the end (delta: -656.3kB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.38ms. Allocated memory is still 111.1MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,229 INFO L158 Benchmark]: Boogie Preprocessor took 78.68ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 80.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,230 INFO L158 Benchmark]: RCFGBuilder took 1105.33ms. Allocated memory is still 111.1MB. Free memory was 80.5MB in the beginning and 61.5MB in the end (delta: 19.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,231 INFO L158 Benchmark]: CodeCheck took 16.19ms. Allocated memory is still 111.1MB. Free memory was 61.5MB in the beginning and 60.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:06,240 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 was 56.5MB in the beginning and 56.3MB in the end (delta: 148.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 855.12ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 85.9MB in the end (delta: -656.3kB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.38ms. Allocated memory is still 111.1MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.68ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 80.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1105.33ms. Allocated memory is still 111.1MB. Free memory was 80.5MB in the beginning and 61.5MB in the end (delta: 19.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * CodeCheck took 16.19ms. Allocated memory is still 111.1MB. Free memory was 61.5MB in the beginning and 60.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:52:06,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0efa472a-da21-41fe-a0af-0aa1182244d4/bin/ukojak-verify-G8NBE6pJGL/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