./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:00,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:00,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:18:00,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:00,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:00,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:00,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:00,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:00,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:00,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:00,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:00,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:00,109 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:00,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:00,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:00,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:00,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:00,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:00,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:00,114 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:00,114 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:00,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:00,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:00,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:00,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:00,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:00,118 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:00,119 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:00,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:00,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:00,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:00,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:00,122 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:00,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:00,123 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:00,123 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_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 [2023-11-23 20:18:00,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:00,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:00,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:00,493 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:00,496 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:00,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-23 20:18:03,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:03,837 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:03,837 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-23 20:18:03,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/6355191a0/f91f8d10f56349cda3e9f1c46ba75226/FLAGaf36fc730 [2023-11-23 20:18:03,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/6355191a0/f91f8d10f56349cda3e9f1c46ba75226 [2023-11-23 20:18:03,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:03,875 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:03,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:03,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:03,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:03,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:03" (1/1) ... [2023-11-23 20:18:03,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25be5953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:03, skipping insertion in model container [2023-11-23 20:18:03,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:03" (1/1) ... [2023-11-23 20:18:03,962 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:04,200 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:18:04,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:04,377 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:04,395 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:18:04,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:04,470 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:04,470 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:04,470 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:04,480 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:04,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04 WrapperNode [2023-11-23 20:18:04,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:04,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:04,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:04,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:04,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,560 INFO L138 Inliner]: procedures = 171, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2023-11-23 20:18:04,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:04,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:04,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:04,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:04,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:04,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:04,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:04,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:04,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:04,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:04,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:04,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:04,701 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:18:04,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:18:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:18:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:18:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:18:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:18:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:18:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:04,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:04,705 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:18:04,836 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:04,838 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:04,942 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:04,973 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:04,974 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:18:04,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:04 BoogieIcfgContainer [2023-11-23 20:18:04,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:04,977 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:04,977 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:04,989 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:04,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:04" (1/1) ... [2023-11-23 20:18:04,991 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:18:04,996 INFO L158 Benchmark]: Toolchain (without parser) took 1120.62ms. Allocated memory is still 155.2MB. Free memory was 108.7MB in the beginning and 72.0MB in the end (delta: 36.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-23 20:18:04,997 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:18:04,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.69ms. Allocated memory is still 155.2MB. Free memory was 108.7MB in the beginning and 88.8MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:18:04,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.56ms. Allocated memory is still 155.2MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:18:04,999 INFO L158 Benchmark]: Boogie Preprocessor took 50.55ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:18:05,000 INFO L158 Benchmark]: RCFGBuilder took 363.51ms. Allocated memory is still 155.2MB. Free memory was 85.6MB in the beginning and 73.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:18:05,001 INFO L158 Benchmark]: CodeCheck took 17.22ms. Allocated memory is still 155.2MB. Free memory was 73.0MB in the beginning and 72.0MB in the end (delta: 962.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:18:05,005 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 0.25ms. Allocated memory is still 155.2MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.69ms. Allocated memory is still 155.2MB. Free memory was 108.7MB in the beginning and 88.8MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.56ms. Allocated memory is still 155.2MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.55ms. Allocated memory is still 155.2MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.51ms. Allocated memory is still 155.2MB. Free memory was 85.6MB in the beginning and 73.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 17.22ms. Allocated memory is still 155.2MB. Free memory was 73.0MB in the beginning and 72.0MB in the end (delta: 962.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:18:05,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/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_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:07,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:07,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:18:08,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:08,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:08,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:08,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:08,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:08,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:08,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:08,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:08,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:08,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:08,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:08,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:08,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:08,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:18:08,035 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:18:08,036 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:08,036 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:18:08,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:08,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:08,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:08,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:08,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:08,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:08,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:08,040 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:18:08,040 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:18:08,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:08,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:08,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:08,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:08,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:08,043 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:18:08,044 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:18:08,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:08,044 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:18:08,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:18:08,046 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_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 [2023-11-23 20:18:08,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:08,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:08,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:08,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:08,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:08,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-23 20:18:11,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:12,244 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:12,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-23 20:18:12,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/36af1359b/42dcf7be95434ff396bba299c2d9f18a/FLAGcf24a47e7 [2023-11-23 20:18:12,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/data/36af1359b/42dcf7be95434ff396bba299c2d9f18a [2023-11-23 20:18:12,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:12,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:12,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:12,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:12,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:12,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:12" (1/1) ... [2023-11-23 20:18:12,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad85b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:12, skipping insertion in model container [2023-11-23 20:18:12,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:12" (1/1) ... [2023-11-23 20:18:12,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:12,567 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:18:12,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:12,860 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:12,893 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:18:12,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:13,042 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:13,043 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:13,043 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:13,052 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:13,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13 WrapperNode [2023-11-23 20:18:13,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:13,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:13,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:13,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:13,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,125 INFO L138 Inliner]: procedures = 174, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2023-11-23 20:18:13,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:13,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:13,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:13,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:13,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:13,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:13,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:13,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:13,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:13,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:13,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:13,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:18:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:18:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:18:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:18:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:18:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:18:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:18:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:18:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:13,263 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:18:13,490 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:13,493 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:13,632 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:13,668 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:13,669 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:18:13,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:13 BoogieIcfgContainer [2023-11-23 20:18:13,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:13,672 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:13,672 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:13,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:13,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:13" (1/1) ... [2023-11-23 20:18:13,708 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:18:13,714 INFO L158 Benchmark]: Toolchain (without parser) took 1425.87ms. Allocated memory is still 79.7MB. Free memory was 54.1MB in the beginning and 56.6MB in the end (delta: -2.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,715 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:18:13,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.65ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 51.6MB in the end (delta: 2.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.56ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,718 INFO L158 Benchmark]: Boogie Preprocessor took 38.86ms. Allocated memory is still 79.7MB. Free memory was 49.5MB in the beginning and 47.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,719 INFO L158 Benchmark]: RCFGBuilder took 505.62ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 35.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,720 INFO L158 Benchmark]: CodeCheck took 39.24ms. Allocated memory is still 79.7MB. Free memory was 35.2MB in the beginning and 56.6MB in the end (delta: -21.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-23 20:18:13,725 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 0.26ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.65ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 51.6MB in the end (delta: 2.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.56ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.86ms. Allocated memory is still 79.7MB. Free memory was 49.5MB in the beginning and 47.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.62ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 35.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 39.24ms. Allocated memory is still 79.7MB. Free memory was 35.2MB in the beginning and 56.6MB in the end (delta: -21.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:18:13,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34458a2-4dc6-46a4-a0f9-51be9e741f46/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported