./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi --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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:08,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:08,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:06:08,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:08,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:08,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:08,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:08,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:08,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:08,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:08,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:08,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:08,237 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:08,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:08,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:08,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:08,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:08,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:08,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:08,242 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:06:08,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:08,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:08,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:08,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:08,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:08,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:08,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:08,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:08,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:08,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:08,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:08,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:08,250 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:08,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:08,252 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:08,252 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_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-24 23:06:08,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:08,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:08,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:08,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:08,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:08,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-24 23:06:12,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:12,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:12,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-24 23:06:12,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/64bf1c81e/8cd16f5545a44265b2ec1d7f1c7a347f/FLAGbb1b2fccb [2023-11-24 23:06:12,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/64bf1c81e/8cd16f5545a44265b2ec1d7f1c7a347f [2023-11-24 23:06:12,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:12,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:12,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:12,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:12,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:12,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b23929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12, skipping insertion in model container [2023-11-24 23:06:12,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:12,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:12,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:12,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:12,836 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:12,837 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:12,846 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:12,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12 WrapperNode [2023-11-24 23:06:12,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:12,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:12,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:12,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:12,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,894 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-24 23:06:12,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:12,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:12,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:12,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:12,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:12,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:12,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:12,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:12,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:12" (1/1) ... [2023-11-24 23:06:12,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:12,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:12,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:12,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:06:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:06:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:06:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:06:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:06:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:06:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:06:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:06:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:06:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:06:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:06:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:06:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:13,021 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:06:13,187 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:13,190 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:13,408 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:13,435 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:13,435 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:06:13,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:13 BoogieIcfgContainer [2023-11-24 23:06:13,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:13,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:13,438 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:13,448 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:13,449 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:13" (1/1) ... [2023-11-24 23:06:13,450 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) [2023-11-24 23:06:13,454 INFO L158 Benchmark]: Toolchain (without parser) took 883.05ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 87.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:06:13,455 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:13,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.95ms. Allocated memory is still 155.2MB. Free memory was 116.3MB in the beginning and 105.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:06:13,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.50ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:06:13,457 INFO L158 Benchmark]: Boogie Preprocessor took 29.28ms. Allocated memory is still 155.2MB. Free memory was 103.8MB in the beginning and 102.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:13,458 INFO L158 Benchmark]: RCFGBuilder took 511.37ms. Allocated memory is still 155.2MB. Free memory was 102.2MB in the beginning and 88.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:06:13,458 INFO L158 Benchmark]: CodeCheck took 14.34ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 87.5MB in the end (delta: 570.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:13,462 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 100.7MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.95ms. Allocated memory is still 155.2MB. Free memory was 116.3MB in the beginning and 105.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.50ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.28ms. Allocated memory is still 155.2MB. Free memory was 103.8MB in the beginning and 102.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.37ms. Allocated memory is still 155.2MB. Free memory was 102.2MB in the beginning and 88.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.34ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 87.5MB in the end (delta: 570.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:06:13,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/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_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi --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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:16,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:16,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:06:16,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:16,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:16,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:16,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:16,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:16,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:16,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:16,486 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:16,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:16,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:16,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:16,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:16,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:16,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:06:16,491 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:06:16,491 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:06:16,492 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:06:16,492 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:16,493 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:16,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:16,494 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:16,495 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:16,495 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:16,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:16,496 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:06:16,497 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:06:16,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:16,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:16,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:16,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:16,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:16,501 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:06:16,501 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:06:16,502 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:16,502 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:06:16,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:06:16,504 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_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-24 23:06:16,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:16,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:16,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:16,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:16,937 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:16,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-24 23:06:20,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:20,582 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:20,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-24 23:06:20,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/5bcba7a4c/9db51c6ecb4245cd840a3e22abf4db9c/FLAG2850327c7 [2023-11-24 23:06:20,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/data/5bcba7a4c/9db51c6ecb4245cd840a3e22abf4db9c [2023-11-24 23:06:20,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:20,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:20,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:20,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:20,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:20,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d06bde8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20, skipping insertion in model container [2023-11-24 23:06:20,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:20,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:20,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:20,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:20,853 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:20,853 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:20,861 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:20,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20 WrapperNode [2023-11-24 23:06:20,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:20,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:20,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:20,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:20,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,938 INFO L138 Inliner]: procedures = 24, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-24 23:06:20,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:20,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:20,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:20,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:20,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:20,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:21,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:21,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:21,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:21,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:20" (1/1) ... [2023-11-24 23:06:21,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:21,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:21,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:21,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:06:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:06:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:06:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:06:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:06:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:06:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:06:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:06:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:06:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:06:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:06:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:06:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:06:21,105 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:06:21,246 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:21,248 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:21,513 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:21,550 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:21,551 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:06:21,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:21 BoogieIcfgContainer [2023-11-24 23:06:21,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:21,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:21,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:21,565 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:21,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:21" (1/1) ... [2023-11-24 23:06:21,566 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) [2023-11-24 23:06:21,571 INFO L158 Benchmark]: Toolchain (without parser) took 961.69ms. Allocated memory is still 77.6MB. Free memory was 49.3MB in the beginning and 38.7MB in the end (delta: 10.6MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,572 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:21,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.58ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 37.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.73ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 56.3MB in the end (delta: -18.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,575 INFO L158 Benchmark]: Boogie Preprocessor took 61.22ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 54.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,576 INFO L158 Benchmark]: RCFGBuilder took 549.98ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 39.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,577 INFO L158 Benchmark]: CodeCheck took 15.52ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 38.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:21,587 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 0.37ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.58ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 37.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.73ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 56.3MB in the end (delta: -18.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.22ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 54.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.98ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 39.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.52ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 38.7MB 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. [2023-11-24 23:06:21,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ca3c3f-d23e-449c-9958-3bcfc87ec694/bin/ukojak-verify-afCqCEvfdi/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