./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe025_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL --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 245f8deca690daafc67ff44dd7680fe4934c4e890117db34905ca3a31fc7577b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:55,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:56,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:12:56,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:56,020 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:56,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:56,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:56,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:56,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:56,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:56,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:56,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:56,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:56,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:56,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:56,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:56,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:56,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:56,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:56,062 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:56,063 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:56,064 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:56,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:56,065 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:56,066 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:56,066 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:56,067 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:56,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:56,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:56,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:56,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:56,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:56,071 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:56,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:56,072 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:56,072 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_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 245f8deca690daafc67ff44dd7680fe4934c4e890117db34905ca3a31fc7577b [2023-11-19 03:12:56,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:56,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:56,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:56,380 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:56,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:56,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe025_rmo.i [2023-11-19 03:12:59,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:59,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:59,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/sv-benchmarks/c/pthread-wmm/safe025_rmo.i [2023-11-19 03:13:00,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/6119b7bd9/f8cbe5a8c8ac4b02a8380be6e94277ec/FLAG28817f768 [2023-11-19 03:13:00,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/6119b7bd9/f8cbe5a8c8ac4b02a8380be6e94277ec [2023-11-19 03:13:00,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:00,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:00,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:00,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:00,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:00,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e725fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00, skipping insertion in model container [2023-11-19 03:13:00,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:00,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:00,623 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:00,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:00,776 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:00,777 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:00,786 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:00,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00 WrapperNode [2023-11-19 03:13:00,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:00,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:00,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:00,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:00,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,908 INFO L138 Inliner]: procedures = 176, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-19 03:13:00,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:00,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:00,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:00,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:00,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:00,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:01,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:01,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:01,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:01,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:01,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:01,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:00" (1/1) ... [2023-11-19 03:13:01,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:01,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:01,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:01,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:13:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:13:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:13:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:13:01,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:13:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:13:01,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:13:01,131 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:13:01,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:13:01,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:01,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:13:01,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:01,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:01,134 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:13:01,330 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:01,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:01,969 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:02,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:02,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:13:02,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:02 BoogieIcfgContainer [2023-11-19 03:13:02,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:02,522 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:02,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:02,534 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:02,535 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:02" (1/1) ... [2023-11-19 03:13:02,536 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) [2023-11-19 03:13:02,541 INFO L158 Benchmark]: Toolchain (without parser) took 2486.81ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 89.4MB in the beginning and 125.9MB in the end (delta: -36.5MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-19 03:13:02,542 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:02,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.59ms. Allocated memory is still 132.1MB. Free memory was 89.2MB in the beginning and 63.7MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:13:02,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.65ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 63.7MB in the beginning and 157.9MB in the end (delta: -94.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-19 03:13:02,545 INFO L158 Benchmark]: Boogie Preprocessor took 104.22ms. Allocated memory is still 188.7MB. Free memory was 157.9MB in the beginning and 155.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:02,547 INFO L158 Benchmark]: RCFGBuilder took 1506.09ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 127.0MB in the end (delta: 28.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2023-11-19 03:13:02,548 INFO L158 Benchmark]: CodeCheck took 16.90ms. Allocated memory is still 188.7MB. Free memory was 127.0MB in the beginning and 125.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:02,559 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 0.30ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.59ms. Allocated memory is still 132.1MB. Free memory was 89.2MB in the beginning and 63.7MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.65ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 63.7MB in the beginning and 157.9MB in the end (delta: -94.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.22ms. Allocated memory is still 188.7MB. Free memory was 157.9MB in the beginning and 155.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1506.09ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 127.0MB in the end (delta: 28.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * CodeCheck took 16.90ms. Allocated memory is still 188.7MB. Free memory was 127.0MB in the beginning and 125.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:13:02,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/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_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL --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 245f8deca690daafc67ff44dd7680fe4934c4e890117db34905ca3a31fc7577b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:05,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:05,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:13:05,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:05,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:05,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:05,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:05,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:05,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:05,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:05,632 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:05,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:05,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:05,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:05,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:05,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:05,636 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:13:05,637 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:13:05,637 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:13:05,638 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:13:05,638 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:05,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:05,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:05,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:05,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:05,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:05,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:05,642 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:13:05,642 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:13:05,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:05,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:05,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:05,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:05,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:05,646 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:13:05,647 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:13:05,647 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:05,648 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:13:05,648 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:13:05,648 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_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 245f8deca690daafc67ff44dd7680fe4934c4e890117db34905ca3a31fc7577b [2023-11-19 03:13:06,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:06,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:06,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:06,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:06,105 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:06,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe025_rmo.i [2023-11-19 03:13:09,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:09,777 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:09,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/sv-benchmarks/c/pthread-wmm/safe025_rmo.i [2023-11-19 03:13:09,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/cdda1adc7/f7dfcc22353b4e6aa481432d3ae047e6/FLAG85cd566c1 [2023-11-19 03:13:09,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/data/cdda1adc7/f7dfcc22353b4e6aa481432d3ae047e6 [2023-11-19 03:13:09,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:09,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:09,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:09,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:09,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:09,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:09" (1/1) ... [2023-11-19 03:13:09,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150ebdcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:09, skipping insertion in model container [2023-11-19 03:13:09,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:09" (1/1) ... [2023-11-19 03:13:09,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:10,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:10,418 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:10,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:10,605 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:10,605 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:10,613 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:10,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10 WrapperNode [2023-11-19 03:13:10,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:10,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:10,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:10,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:10,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,721 INFO L138 Inliner]: procedures = 180, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 173 [2023-11-19 03:13:10,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:10,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:10,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:10,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:10,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:10,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:10,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:10,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:10,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:10" (1/1) ... [2023-11-19 03:13:10,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:10,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:10,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:10,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:13:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:13:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:13:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:13:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:13:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:13:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:13:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:13:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:13:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:13:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:13:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:13:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:10,887 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:13:11,059 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:11,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:11,570 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:11,974 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:11,974 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:13:11,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:11 BoogieIcfgContainer [2023-11-19 03:13:11,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:11,982 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:11,983 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:11,992 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:11,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:11" (1/1) ... [2023-11-19 03:13:11,993 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) [2023-11-19 03:13:12,000 INFO L158 Benchmark]: Toolchain (without parser) took 2181.41ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 48.0MB in the beginning and 66.1MB in the end (delta: -18.1MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,000 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:12,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.58ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.9MB in the beginning and 76.4MB in the end (delta: -28.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.85ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 73.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,004 INFO L158 Benchmark]: Boogie Preprocessor took 60.10ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 70.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,004 INFO L158 Benchmark]: RCFGBuilder took 1198.64ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.6MB in the end (delta: 2.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,005 INFO L158 Benchmark]: CodeCheck took 15.58ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 66.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:12,015 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 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.58ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.9MB in the beginning and 76.4MB in the end (delta: -28.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.85ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 73.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.10ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 70.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1198.64ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.6MB in the end (delta: 2.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * CodeCheck took 15.58ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 66.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:13:12,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8854c5-62d5-4dc0-b901-c46dd80475ce/bin/ukojak-verify-G8NBE6pJGL/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