./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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 fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:31,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:31,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:03:31,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:31,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:32,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:32,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:32,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:32,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:32,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:32,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:32,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:32,028 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:32,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:32,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:32,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:32,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:32,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:32,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:32,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:03:32,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:32,033 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:32,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:32,034 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:32,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:32,035 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:32,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:32,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:32,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:32,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:32,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:32,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:32,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:32,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:32,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:32,039 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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 [2023-11-19 03:03:32,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:32,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:32,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:32,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:32,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:32,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2023-11-19 03:03:35,677 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:36,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:36,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2023-11-19 03:03:36,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/38700d089/44ecce8f19d0400d82f64af5f2f975a0/FLAGe2d566320 [2023-11-19 03:03:36,092 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/38700d089/44ecce8f19d0400d82f64af5f2f975a0 [2023-11-19 03:03:36,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:36,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:36,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:36,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:36,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:36,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:36,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d25162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36, skipping insertion in model container [2023-11-19 03:03:36,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:36,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:36,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:36,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:36,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:36,982 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:03:36,982 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:03:36,990 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:36,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36 WrapperNode [2023-11-19 03:03:36,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:36,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:36,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:36,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:37,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,055 INFO L138 Inliner]: procedures = 176, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 171 [2023-11-19 03:03:37,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:37,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:37,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:37,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:37,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,105 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:37,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:37,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:37,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:37,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:36" (1/1) ... [2023-11-19 03:03:37,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:37,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:37,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:37,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:37,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:03:37,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:03:37,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:03:37,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:37,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:03:37,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:03:37,224 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:03:37,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:03:37,224 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:03:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:03:37,225 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:03:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:03:37,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:03:37,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:03:37,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:37,227 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 03:03:37,462 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:37,464 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:38,100 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:38,502 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:38,502 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:03:38,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:38 BoogieIcfgContainer [2023-11-19 03:03:38,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:38,532 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:38,532 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:38,542 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:38,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:38" (1/1) ... [2023-11-19 03:03:38,543 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 03:03:38,547 INFO L158 Benchmark]: Toolchain (without parser) took 2448.13ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 64.6MB in the beginning and 127.8MB in the end (delta: -63.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:38,548 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:38,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.48ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 64.4MB in the beginning and 111.2MB in the end (delta: -46.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-19 03:03:38,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.99ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 108.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:38,550 INFO L158 Benchmark]: Boogie Preprocessor took 58.49ms. Allocated memory is still 163.6MB. Free memory was 108.3MB in the beginning and 106.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:38,551 INFO L158 Benchmark]: RCFGBuilder took 1415.10ms. Allocated memory is still 163.6MB. Free memory was 106.2MB in the beginning and 128.9MB in the end (delta: -22.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 03:03:38,552 INFO L158 Benchmark]: CodeCheck took 13.89ms. Allocated memory is still 163.6MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 978.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:38,555 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 134.2MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.48ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 64.4MB in the beginning and 111.2MB in the end (delta: -46.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.99ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 108.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.49ms. Allocated memory is still 163.6MB. Free memory was 108.3MB in the beginning and 106.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1415.10ms. Allocated memory is still 163.6MB. Free memory was 106.2MB in the beginning and 128.9MB in the end (delta: -22.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * CodeCheck took 13.89ms. Allocated memory is still 163.6MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 978.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:03:38,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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 fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:41,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:41,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:03:41,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:41,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:41,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:41,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:41,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:41,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:41,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:41,330 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:41,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:41,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:41,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:41,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:41,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:41,334 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:03:41,334 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:03:41,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:03:41,336 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:03:41,336 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:41,337 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:41,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:41,338 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:41,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:41,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:41,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:41,339 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:41,340 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:03:41,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:41,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:41,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:41,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:41,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:41,343 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:03:41,343 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:41,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:41,344 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:03:41,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:03:41,345 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_2da38cc8-da55-460b-92d6-b6d980ccdc3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 [2023-11-19 03:03:41,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:41,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:41,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:41,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:41,779 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:41,781 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2023-11-19 03:03:44,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:45,220 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:45,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/sv-benchmarks/c/pthread-wmm/safe015_rmo.i [2023-11-19 03:03:45,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/7af7e8152/c2fb2e1fc3a446ada135e8e51fa13371/FLAG709c0385f [2023-11-19 03:03:45,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/data/7af7e8152/c2fb2e1fc3a446ada135e8e51fa13371 [2023-11-19 03:03:45,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:45,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:45,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:45,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:45,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:45,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:45" (1/1) ... [2023-11-19 03:03:45,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cadb54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:45, skipping insertion in model container [2023-11-19 03:03:45,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:45" (1/1) ... [2023-11-19 03:03:45,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:45,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:45,892 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:45,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:46,017 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:03:46,017 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:03:46,025 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:46,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46 WrapperNode [2023-11-19 03:03:46,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:46,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:46,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:46,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:46,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,130 INFO L138 Inliner]: procedures = 180, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-19 03:03:46,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:46,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:46,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:46,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:46,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:46,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:46,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:46,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:46,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:46" (1/1) ... [2023-11-19 03:03:46,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:46,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:46,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:46,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:03:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:03:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:03:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:03:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:03:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:03:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:03:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:03:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:03:46,307 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:03:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:03:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:46,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:46,309 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 03:03:46,542 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:46,550 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:47,284 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:47,774 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:47,775 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:03:47,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:47 BoogieIcfgContainer [2023-11-19 03:03:47,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:47,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:47,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:47,794 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:47,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:47" (1/1) ... [2023-11-19 03:03:47,795 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 03:03:47,803 INFO L158 Benchmark]: Toolchain (without parser) took 2529.92ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.7MB in the beginning and 62.0MB in the end (delta: -13.3MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-11-19 03:03:47,803 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:47,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.97ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.4MB in the beginning and 60.5MB in the end (delta: -12.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-19 03:03:47,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.16ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 57.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:47,807 INFO L158 Benchmark]: Boogie Preprocessor took 68.06ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 54.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:03:47,808 INFO L158 Benchmark]: RCFGBuilder took 1573.66ms. Allocated memory is still 96.5MB. Free memory was 54.6MB in the beginning and 62.7MB in the end (delta: -8.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:47,809 INFO L158 Benchmark]: CodeCheck took 17.25ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 62.0MB in the end (delta: 671.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:47,818 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 0.31ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.97ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.4MB in the beginning and 60.5MB in the end (delta: -12.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.16ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 57.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.06ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 54.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1573.66ms. Allocated memory is still 96.5MB. Free memory was 54.6MB in the beginning and 62.7MB in the end (delta: -8.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * CodeCheck took 17.25ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 62.0MB in the end (delta: 671.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:03:47,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da38cc8-da55-460b-92d6-b6d980ccdc3a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported