./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:23:46,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:23:46,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:23:46,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:23:46,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:23:46,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:23:46,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:23:46,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:23:46,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:23:46,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:23:46,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:23:46,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:23:46,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:23:46,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:23:46,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:23:46,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:23:46,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:23:46,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:23:46,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:23:46,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:23:46,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:23:46,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:23:46,190 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:23:46,191 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:23:46,191 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:23:46,192 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:23:46,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:23:46,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:23:46,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:23:46,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:23:46,194 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:23:46,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:23:46,194 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:23:46,194 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_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 [2023-12-02 23:23:46,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:23:46,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:23:46,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:23:46,467 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:23:46,468 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:23:46,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-12-02 23:23:49,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:23:49,510 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:23:49,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-12-02 23:23:49,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/91a937886/ff2cfbec074641669e2ac8219b2cdbc6/FLAGd3a9572bc [2023-12-02 23:23:49,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/91a937886/ff2cfbec074641669e2ac8219b2cdbc6 [2023-12-02 23:23:49,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:23:49,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:23:49,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:23:49,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:23:49,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:23:49,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:23:49" (1/1) ... [2023-12-02 23:23:49,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ef0860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:49, skipping insertion in model container [2023-12-02 23:23:49,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:23:49" (1/1) ... [2023-12-02 23:23:49,605 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:23:49,758 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-12-02 23:23:49,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:23:49,966 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:23:49,980 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-12-02 23:23:50,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:23:50,069 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:23:50,069 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:23:50,077 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:23:50,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50 WrapperNode [2023-12-02 23:23:50,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:23:50,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:23:50,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:23:50,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:23:50,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,126 INFO L138 Inliner]: procedures = 177, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 154 [2023-12-02 23:23:50,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:23:50,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:23:50,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:23:50,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:23:50,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:23:50,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:23:50,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:23:50,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:23:50,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:50" (1/1) ... [2023-12-02 23:23:50,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:23:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:23:50,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:23:50,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:23:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:23:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:23:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:23:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:23:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:23:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:23:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:23:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:23:50,246 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:23:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:23:50,246 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:23:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:23:50,246 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-02 23:23:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-02 23:23:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:23:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:23:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:23:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:23:50,249 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:23:50,415 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:23:50,417 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:23:50,808 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:23:51,071 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:23:51,071 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:23:51,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:23:51 BoogieIcfgContainer [2023-12-02 23:23:51,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:23:51,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:23:51,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:23:51,084 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:23:51,084 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:23:51" (1/1) ... [2023-12-02 23:23:51,085 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) [2023-12-02 23:23:51,089 INFO L158 Benchmark]: Toolchain (without parser) took 1542.26ms. Allocated memory is still 155.2MB. Free memory was 114.0MB in the beginning and 85.3MB in the end (delta: 28.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-12-02 23:23:51,089 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:23:51,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.95ms. Allocated memory is still 155.2MB. Free memory was 114.0MB in the beginning and 89.1MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 23:23:51,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.75ms. Allocated memory is still 155.2MB. Free memory was 89.1MB in the beginning and 87.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:51,091 INFO L158 Benchmark]: Boogie Preprocessor took 42.36ms. Allocated memory is still 155.2MB. Free memory was 87.0MB in the beginning and 84.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:51,092 INFO L158 Benchmark]: RCFGBuilder took 902.94ms. Allocated memory is still 155.2MB. Free memory was 84.3MB in the beginning and 86.3MB in the end (delta: -2.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-12-02 23:23:51,092 INFO L158 Benchmark]: CodeCheck took 13.20ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 85.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:23:51,095 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 0.24ms. Allocated memory is still 113.2MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.95ms. Allocated memory is still 155.2MB. Free memory was 114.0MB in the beginning and 89.1MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.75ms. Allocated memory is still 155.2MB. Free memory was 89.1MB in the beginning and 87.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.36ms. Allocated memory is still 155.2MB. Free memory was 87.0MB in the beginning and 84.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 902.94ms. Allocated memory is still 155.2MB. Free memory was 84.3MB in the beginning and 86.3MB in the end (delta: -2.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * CodeCheck took 13.20ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 85.3MB 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. [2023-12-02 23:23:51,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/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_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:23:53,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:23:53,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:23:53,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:23:53,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:23:53,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:23:53,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:23:53,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:23:53,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:23:53,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:23:53,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:23:53,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:23:53,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:23:53,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:23:53,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:23:53,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:23:53,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:23:53,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:23:53,216 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:23:53,216 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:23:53,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:23:53,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:23:53,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:23:53,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:23:53,218 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:23:53,219 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:53,219 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:23:53,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:23:53,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:23:53,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:23:53,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:23:53,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:23:53,222 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:23:53,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:53,223 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:23:53,223 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:23:53,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:23:53,224 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_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 [2023-12-02 23:23:53,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:23:53,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:23:53,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:23:53,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:23:53,569 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:23:53,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-12-02 23:23:56,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:23:56,647 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:23:56,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-12-02 23:23:56,665 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/a11200a1a/717b1e47fb8347a1a1fa481be530debe/FLAG94745a402 [2023-12-02 23:23:56,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/data/a11200a1a/717b1e47fb8347a1a1fa481be530debe [2023-12-02 23:23:56,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:23:56,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:23:56,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:23:56,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:23:56,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:23:56,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:23:56" (1/1) ... [2023-12-02 23:23:56,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e24790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:56, skipping insertion in model container [2023-12-02 23:23:56,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:23:56" (1/1) ... [2023-12-02 23:23:56,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:23:56,896 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-12-02 23:23:57,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:23:57,102 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:23:57,115 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-12-02 23:23:57,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:23:57,203 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:23:57,203 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:23:57,236 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:23:57,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57 WrapperNode [2023-12-02 23:23:57,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:23:57,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:23:57,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:23:57,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:23:57,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,303 INFO L138 Inliner]: procedures = 181, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 155 [2023-12-02 23:23:57,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:23:57,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:23:57,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:23:57,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:23:57,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:23:57,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:23:57,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:23:57,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:23:57,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:23:57" (1/1) ... [2023-12-02 23:23:57,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:23:57,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:23:57,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:23:57,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:23:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:23:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:23:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:23:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:23:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:23:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:23:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:23:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:23:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-02 23:23:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-02 23:23:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:23:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:23:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:23:57,419 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:23:57,584 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:23:57,586 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:23:57,964 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:23:58,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:23:58,235 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:23:58,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:23:58 BoogieIcfgContainer [2023-12-02 23:23:58,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:23:58,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:23:58,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:23:58,249 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:23:58,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:23:58" (1/1) ... [2023-12-02 23:23:58,250 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) [2023-12-02 23:23:58,254 INFO L158 Benchmark]: Toolchain (without parser) took 1572.80ms. Allocated memory is still 113.2MB. Free memory was 87.9MB in the beginning and 70.5MB in the end (delta: 17.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,254 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:23:58,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.52ms. Allocated memory is still 113.2MB. Free memory was 87.6MB in the beginning and 90.0MB in the end (delta: -2.4MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.64ms. Allocated memory is still 113.2MB. Free memory was 90.0MB in the beginning and 87.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,257 INFO L158 Benchmark]: Boogie Preprocessor took 45.43ms. Allocated memory is still 113.2MB. Free memory was 87.0MB in the beginning and 84.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,257 INFO L158 Benchmark]: RCFGBuilder took 887.46ms. Allocated memory is still 113.2MB. Free memory was 84.4MB in the beginning and 72.1MB in the end (delta: 12.3MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,258 INFO L158 Benchmark]: CodeCheck took 13.86ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 70.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:58,262 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 0.21ms. Allocated memory is still 75.5MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.52ms. Allocated memory is still 113.2MB. Free memory was 87.6MB in the beginning and 90.0MB in the end (delta: -2.4MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.64ms. Allocated memory is still 113.2MB. Free memory was 90.0MB in the beginning and 87.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.43ms. Allocated memory is still 113.2MB. Free memory was 87.0MB in the beginning and 84.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 887.46ms. Allocated memory is still 113.2MB. Free memory was 84.4MB in the beginning and 72.1MB in the end (delta: 12.3MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * CodeCheck took 13.86ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 70.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:23:58,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_beb30cff-9b5a-4faa-8042-63ce7be8b2e3/bin/ukojak-verify-Qdu7aM0XO9/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