./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe023_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV --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 b87483e693fd72a28f6c7edd484e610e6e0dbb17679c8092f6f9c9cd35d4acca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:05,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:06,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:06,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:06,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:06,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:06,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:06,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:06,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:06,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:06,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:06,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:06,161 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:06,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:06,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:06,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:06,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:06,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:06,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:06,165 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:06,166 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:06,166 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:06,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:06,167 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:06,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:06,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:06,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:06,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:06,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:06,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:06,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:06,172 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:06,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:06,172 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:06,172 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_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b87483e693fd72a28f6c7edd484e610e6e0dbb17679c8092f6f9c9cd35d4acca [2023-11-12 00:05:06,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:06,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:06,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:06,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:06,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:06,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe023_tso.i [2023-11-12 00:05:09,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:09,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:09,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/sv-benchmarks/c/pthread-wmm/safe023_tso.i [2023-11-12 00:05:10,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/24a482468/bf09139868ed4103b396e186f9cdf391/FLAG2d76e1d1a [2023-11-12 00:05:10,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/24a482468/bf09139868ed4103b396e186f9cdf391 [2023-11-12 00:05:10,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:10,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:10,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:10,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:10,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:10,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a1f71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10, skipping insertion in model container [2023-11-12 00:05:10,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:10,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:10,540 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:10,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:10,658 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:10,658 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:10,666 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:10,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10 WrapperNode [2023-11-12 00:05:10,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:10,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:10,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:10,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:10,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,746 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-12 00:05:10,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:10,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:10,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:10,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:10,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:10,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:10,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:10,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:10,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:10,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:10,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:10,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:05:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:05:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:05:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:05:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:05:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:10,900 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:05:11,087 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:11,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:11,312 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:11,344 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:11,344 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:11,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:11 BoogieIcfgContainer [2023-11-12 00:05:11,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:11,368 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:11,368 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:11,379 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:11,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,380 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) [2023-11-12 00:05:11,387 INFO L158 Benchmark]: Toolchain (without parser) took 1362.36ms. Allocated memory is still 140.5MB. Free memory was 101.6MB in the beginning and 110.4MB in the end (delta: -8.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:11,388 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:11,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.58ms. Allocated memory is still 140.5MB. Free memory was 101.1MB in the beginning and 81.0MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:05:11,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.93ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:11,391 INFO L158 Benchmark]: Boogie Preprocessor took 65.42ms. Allocated memory is still 140.5MB. Free memory was 78.9MB in the beginning and 77.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:11,392 INFO L158 Benchmark]: RCFGBuilder took 554.13ms. Allocated memory is still 140.5MB. Free memory was 77.2MB in the beginning and 111.4MB in the end (delta: -34.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:11,393 INFO L158 Benchmark]: CodeCheck took 17.11ms. Allocated memory is still 140.5MB. Free memory was 111.4MB in the beginning and 110.4MB in the end (delta: 994.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:11,407 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 0.51ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.58ms. Allocated memory is still 140.5MB. Free memory was 101.1MB in the beginning and 81.0MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.93ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.42ms. Allocated memory is still 140.5MB. Free memory was 78.9MB in the beginning and 77.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.13ms. Allocated memory is still 140.5MB. Free memory was 77.2MB in the beginning and 111.4MB in the end (delta: -34.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * CodeCheck took 17.11ms. Allocated memory is still 140.5MB. Free memory was 111.4MB in the beginning and 110.4MB in the end (delta: 994.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:11,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/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_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV --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 b87483e693fd72a28f6c7edd484e610e6e0dbb17679c8092f6f9c9cd35d4acca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:14,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:14,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:05:14,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:14,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:14,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:14,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:14,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:14,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:14,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:14,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:14,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:14,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:14,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:14,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:14,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:14,435 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:14,435 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:14,435 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:14,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:14,437 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:14,438 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:14,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:14,439 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:14,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:14,440 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:14,440 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:14,440 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:14,441 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:14,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:14,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:14,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:14,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:14,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:14,445 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:14,445 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:14,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:14,445 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:14,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:14,447 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_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b87483e693fd72a28f6c7edd484e610e6e0dbb17679c8092f6f9c9cd35d4acca [2023-11-12 00:05:14,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:14,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:14,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:14,923 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:14,924 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:14,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe023_tso.i [2023-11-12 00:05:18,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:18,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:18,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/sv-benchmarks/c/pthread-wmm/safe023_tso.i [2023-11-12 00:05:18,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/06bcf492d/356a24d75df84f94815164f503a4472d/FLAG8d0df3d8b [2023-11-12 00:05:18,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/data/06bcf492d/356a24d75df84f94815164f503a4472d [2023-11-12 00:05:18,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:18,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:18,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:18,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:18,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:18,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:18" (1/1) ... [2023-11-12 00:05:18,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c07dbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:18, skipping insertion in model container [2023-11-12 00:05:18,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:18" (1/1) ... [2023-11-12 00:05:18,777 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:19,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:19,256 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:19,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:19,365 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:19,365 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:19,373 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:19,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19 WrapperNode [2023-11-12 00:05:19,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:19,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:19,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:19,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:19,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,445 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2023-11-12 00:05:19,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:19,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:19,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:19,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:19,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:19,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:19,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:19,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:19,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:19" (1/1) ... [2023-11-12 00:05:19,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:19,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:19,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:19,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:05:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:05:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:05:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:05:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:05:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:05:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:05:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:19,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:19,706 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:05:19,865 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:19,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:20,149 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:20,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:20,195 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:20,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:20 BoogieIcfgContainer [2023-11-12 00:05:20,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:20,206 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:20,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:20,218 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:20,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:20" (1/1) ... [2023-11-12 00:05:20,219 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) [2023-11-12 00:05:20,223 INFO L158 Benchmark]: Toolchain (without parser) took 1535.46ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 42.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,223 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:20,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.57ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 36.5MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.50ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,225 INFO L158 Benchmark]: Boogie Preprocessor took 103.40ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 61.4MB in the end (delta: -27.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,226 INFO L158 Benchmark]: RCFGBuilder took 653.21ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 44.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,227 INFO L158 Benchmark]: CodeCheck took 14.64ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.9MB in the end (delta: 828.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:20,230 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 0.34ms. Allocated memory is still 83.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 684.57ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 36.5MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.50ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.40ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 61.4MB in the end (delta: -27.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 653.21ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 44.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.64ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.9MB in the end (delta: 828.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:20,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f614ed-5198-4387-9180-bf3d8a70d6dd/bin/ukojak-verify-0OAaufAVZV/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