./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:46,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:46,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:47:46,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:46,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:46,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:46,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:46,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:46,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:46,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:46,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:46,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:46,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:46,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:46,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:46,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:46,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:46,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:46,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:46,854 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:47:46,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:46,855 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:46,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:46,856 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:46,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:46,857 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:46,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:46,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:46,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:46,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:46,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:46,863 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:46,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:46,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:46,864 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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2023-11-11 23:47:47,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:47,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:47,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:47,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:47,226 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:47,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-11 23:47:50,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:51,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:51,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-11 23:47:51,116 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/3dcc1c757/6891b3098d2040e89eee710ab9c46fef/FLAG3ac1f7a4c [2023-11-11 23:47:51,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/3dcc1c757/6891b3098d2040e89eee710ab9c46fef [2023-11-11 23:47:51,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:51,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:51,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:51,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:51,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:51,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29142ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51, skipping insertion in model container [2023-11-11 23:47:51,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:51,413 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:47:51,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:51,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:51,622 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:47:51,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:51,717 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:51,717 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:51,717 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:51,725 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:51,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51 WrapperNode [2023-11-11 23:47:51,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:51,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:51,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:51,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:51,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,800 INFO L138 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-11 23:47:51,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:51,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:51,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:51,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:51,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:51,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:51,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:51,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:51,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:51" (1/1) ... [2023-11-11 23:47:51,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:51,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:51,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:47:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:47:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:47:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:47:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:47:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:47:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:47:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:47:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:52,012 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:47:52,154 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:52,156 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:52,264 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:52,295 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:52,295 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:47:52,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:52 BoogieIcfgContainer [2023-11-11 23:47:52,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:52,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:52,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:52,311 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:52,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:52" (1/1) ... [2023-11-11 23:47:52,313 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) [2023-11-11 23:47:52,317 INFO L158 Benchmark]: Toolchain (without parser) took 1165.82ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 108.5MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:52,318 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 96.5MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:52,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.92ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 83.4MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:47:52,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.63ms. Allocated memory is still 146.8MB. Free memory was 83.4MB in the beginning and 81.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:52,321 INFO L158 Benchmark]: Boogie Preprocessor took 52.58ms. Allocated memory is still 146.8MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:52,322 INFO L158 Benchmark]: RCFGBuilder took 442.88ms. Allocated memory is still 146.8MB. Free memory was 80.3MB in the beginning and 109.5MB in the end (delta: -29.3MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-11 23:47:52,323 INFO L158 Benchmark]: CodeCheck took 16.51ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 108.5MB in the end (delta: 959.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:52,334 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 0.70ms. Allocated memory is still 96.5MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.92ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 83.4MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.63ms. Allocated memory is still 146.8MB. Free memory was 83.4MB in the beginning and 81.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.58ms. Allocated memory is still 146.8MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 442.88ms. Allocated memory is still 146.8MB. Free memory was 80.3MB in the beginning and 109.5MB in the end (delta: -29.3MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * CodeCheck took 16.51ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 108.5MB in the end (delta: 959.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:47:52,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:55,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:55,538 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:47:55,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:55,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:55,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:55,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:55,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:55,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:55,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:55,582 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:55,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:55,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:55,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:55,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:55,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:55,586 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:47:55,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:47:55,587 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:47:55,587 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:47:55,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:55,589 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:55,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:55,590 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:55,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:55,591 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:55,592 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:47:55,592 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:55,593 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:55,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:55,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:55,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:55,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:55,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:55,595 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:47:55,596 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:55,596 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:55,596 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:47:55,597 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:55,597 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_63db2b61-aeb4-4c0f-9c3d-3253424b7083/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2023-11-11 23:47:55,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:56,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:56,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:56,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:56,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:56,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-11 23:47:59,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:59,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:59,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-11 23:47:59,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/5719a0b73/fe24832c66ed4d6485d30222fc758c9f/FLAG9c5b28928 [2023-11-11 23:47:59,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/data/5719a0b73/fe24832c66ed4d6485d30222fc758c9f [2023-11-11 23:47:59,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:59,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:59,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:59,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:59,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:59,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:59" (1/1) ... [2023-11-11 23:47:59,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1bb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:59, skipping insertion in model container [2023-11-11 23:47:59,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:59" (1/1) ... [2023-11-11 23:47:59,677 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:59,873 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:48:00,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:00,151 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:00,170 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:48:00,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:00,244 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:00,244 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:00,244 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:00,253 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:00,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00 WrapperNode [2023-11-11 23:48:00,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:00,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:00,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:00,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:00,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,306 INFO L138 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2023-11-11 23:48:00,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:00,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:00,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:00,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:00,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:00,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:00,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:00,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:00,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:00,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:00,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:48:00,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:48:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:48:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:48:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:48:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:48:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:00,469 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:48:00,691 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:00,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:00,904 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:00,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:00,934 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:48:00,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:00 BoogieIcfgContainer [2023-11-11 23:48:00,938 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:00,939 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:00,939 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:00,952 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:00,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:00" (1/1) ... [2023-11-11 23:48:00,953 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) [2023-11-11 23:48:00,959 INFO L158 Benchmark]: Toolchain (without parser) took 1350.62ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 66.5MB in the end (delta: 8.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,960 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:00,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.26ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 54.7MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.75ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,964 INFO L158 Benchmark]: Boogie Preprocessor took 38.02ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,965 INFO L158 Benchmark]: RCFGBuilder took 591.54ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 67.7MB in the end (delta: -16.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,967 INFO L158 Benchmark]: CodeCheck took 18.06ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 66.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:48:00,979 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 0.39ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.26ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 54.7MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.75ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.02ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.54ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 67.7MB in the end (delta: -16.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * CodeCheck took 18.06ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 66.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:48:01,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63db2b61-aeb4-4c0f-9c3d-3253424b7083/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported