./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC --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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:27,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:27,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:27,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:27,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:27,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:27,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:27,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:27,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:27,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:27,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:27,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:27,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:27,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:27,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:27,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:27,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:27,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:27,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:27,547 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:27,548 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:27,549 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:27,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:27,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:27,550 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:27,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:27,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:27,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:27,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:27,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:27,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:27,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:27,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:27,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:27,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:27,556 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_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-23 20:25:27,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:27,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:27,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:27,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:27,919 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:27,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:25:30,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:31,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:31,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:25:31,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/8478c6a53/1b9e0dea19c342c7886d8a94c15dddcc/FLAG65ad996b3 [2023-11-23 20:25:31,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/8478c6a53/1b9e0dea19c342c7886d8a94c15dddcc [2023-11-23 20:25:31,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:31,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:31,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:31,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:31,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:31,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a575bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31, skipping insertion in model container [2023-11-23 20:25:31,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,354 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:31,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:31,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:31,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:31,642 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:31,643 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:31,652 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:31,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31 WrapperNode [2023-11-23 20:25:31,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:31,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:31,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:31,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:31,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,716 INFO L138 Inliner]: procedures = 21, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-23 20:25:31,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:31,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:31,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:31,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:31,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:31,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:31,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:31,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:31,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:31" (1/1) ... [2023-11-23 20:25:31,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:31,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:31,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:31,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:31,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:31,861 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:31,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:31,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:31,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:25:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:25:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:31,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:31,867 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:31,965 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:31,968 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:32,251 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:32,314 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:32,314 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:25:32,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:32 BoogieIcfgContainer [2023-11-23 20:25:32,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:32,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:32,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:32,340 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:32,341 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:32" (1/1) ... [2023-11-23 20:25:32,342 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) [2023-11-23 20:25:32,363 INFO L158 Benchmark]: Toolchain (without parser) took 1086.50ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 63.8MB in the beginning and 141.2MB in the end (delta: -77.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:32,364 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:32,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.03ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 63.7MB in the beginning and 136.8MB in the end (delta: -73.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-23 20:25:32,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.57ms. Allocated memory is still 172.0MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:32,366 INFO L158 Benchmark]: Boogie Preprocessor took 58.83ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 133.9MB in the end (delta: 867.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:32,389 INFO L158 Benchmark]: RCFGBuilder took 540.22ms. Allocated memory is still 172.0MB. Free memory was 133.5MB in the beginning and 117.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:25:32,389 INFO L158 Benchmark]: CodeCheck took 43.59ms. Allocated memory is still 172.0MB. Free memory was 117.8MB in the beginning and 141.2MB in the end (delta: -23.4MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:32,393 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 130.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.03ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 63.7MB in the beginning and 136.8MB in the end (delta: -73.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.57ms. Allocated memory is still 172.0MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.83ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 133.9MB in the end (delta: 867.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 540.22ms. Allocated memory is still 172.0MB. Free memory was 133.5MB in the beginning and 117.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 43.59ms. Allocated memory is still 172.0MB. Free memory was 117.8MB in the beginning and 141.2MB in the end (delta: -23.4MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:32,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC --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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:34,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:35,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:25:35,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:35,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:35,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:35,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:35,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:35,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:35,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:35,157 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:35,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:35,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:35,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:35,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:35,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:35,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:35,162 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:35,162 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:35,163 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:35,163 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:35,164 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:35,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:35,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:35,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:35,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:35,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:35,167 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:35,167 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:35,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:35,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:35,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:35,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:35,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:35,170 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:35,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:35,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:35,171 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:35,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:35,173 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_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-23 20:25:35,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:35,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:35,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:35,610 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:35,612 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:35,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:25:38,846 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:39,080 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:39,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:25:39,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/5a3966ffd/278b34d9d50445438d62ecf2e6b52c9c/FLAGac3606166 [2023-11-23 20:25:39,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/data/5a3966ffd/278b34d9d50445438d62ecf2e6b52c9c [2023-11-23 20:25:39,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:39,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:39,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:39,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:39,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:39,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8ef535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39, skipping insertion in model container [2023-11-23 20:25:39,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:39,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:39,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:39,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:39,436 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:39,437 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:39,445 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:39,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39 WrapperNode [2023-11-23 20:25:39,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:39,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:39,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:39,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:39,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,497 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-23 20:25:39,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:39,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:39,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:39,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:39,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:39,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:39,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:39,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:39,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:39" (1/1) ... [2023-11-23 20:25:39,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:39,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:39,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:39,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:25:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:25:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:25:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:25:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:25:39,676 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:39,839 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:39,842 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:40,150 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:40,193 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:40,193 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:25:40,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:40 BoogieIcfgContainer [2023-11-23 20:25:40,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:40,198 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:40,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:40,210 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:40,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:40" (1/1) ... [2023-11-23 20:25:40,211 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) [2023-11-23 20:25:40,217 INFO L158 Benchmark]: Toolchain (without parser) took 1111.36ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 29.9MB in the beginning and 66.5MB in the end (delta: -36.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:40,217 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:40,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.15ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 29.8MB in the beginning and 63.4MB in the end (delta: -33.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-23 20:25:40,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.05ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 61.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:40,220 INFO L158 Benchmark]: Boogie Preprocessor took 66.58ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 60.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:40,220 INFO L158 Benchmark]: RCFGBuilder took 629.98ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 67.4MB in the end (delta: -7.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:40,221 INFO L158 Benchmark]: CodeCheck took 16.79ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 66.5MB in the end (delta: 917.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:40,225 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 0.33ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.15ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 29.8MB in the beginning and 63.4MB in the end (delta: -33.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.05ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 61.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.58ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 60.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.98ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 67.4MB in the end (delta: -7.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * CodeCheck took 16.79ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 66.5MB in the end (delta: 917.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:40,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75225db4-1e39-4e04-bda6-82070cdf9ba0/bin/ukojak-verify-1t5iHCbJaC/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