./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV --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 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:25,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:25,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:25,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:25,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:25,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:25,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:25,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:25,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:25,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:25,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:25,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:25,525 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:25,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:25,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:25,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:25,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:25,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:25,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:25,529 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:25,530 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:25,531 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:25,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:25,532 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:25,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:25,533 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:25,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:25,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:25,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:25,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:25,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:25,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:25,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:25,538 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:25,538 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_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 [2023-11-11 23:55:25,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:25,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:25,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:25,853 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:25,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:25,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-11-11 23:55:29,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:30,040 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:30,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-11-11 23:55:30,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/fa196e087/b9f28722bf89412db4a4468b6ba9fa96/FLAGcb2e8c12c [2023-11-11 23:55:30,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/fa196e087/b9f28722bf89412db4a4468b6ba9fa96 [2023-11-11 23:55:30,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:30,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:30,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:30,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:30,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:30,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:30" (1/1) ... [2023-11-11 23:55:30,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73806ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:30, skipping insertion in model container [2023-11-11 23:55:30,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:30" (1/1) ... [2023-11-11 23:55:30,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:30,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:30,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:30,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:31,024 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:31,025 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:31,035 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:31,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31 WrapperNode [2023-11-11 23:55:31,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:31,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:31,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:31,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:31,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,167 INFO L138 Inliner]: procedures = 176, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 175 [2023-11-11 23:55:31,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:31,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:31,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:31,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:31,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:31,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:31,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:31,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:31,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:31" (1/1) ... [2023-11-11 23:55:31,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:31,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:31,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:31,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:55:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:55:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:55:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:55:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:55:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:55:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:31,387 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:55:31,688 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:31,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:32,572 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:33,187 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:33,187 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:33,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:33 BoogieIcfgContainer [2023-11-11 23:55:33,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:33,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:33,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:33,207 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:33,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:33" (1/1) ... [2023-11-11 23:55:33,209 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) [2023-11-11 23:55:33,214 INFO L158 Benchmark]: Toolchain (without parser) took 3118.04ms. Allocated memory is still 155.2MB. Free memory was 114.5MB in the beginning and 81.1MB in the end (delta: 33.4MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:33,215 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 117.4MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:33,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 936.27ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 88.1MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:33,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.48ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:33,219 INFO L158 Benchmark]: Boogie Preprocessor took 76.53ms. Allocated memory is still 155.2MB. Free memory was 85.2MB in the beginning and 82.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:33,220 INFO L158 Benchmark]: RCFGBuilder took 1945.88ms. Allocated memory is still 155.2MB. Free memory was 82.2MB in the beginning and 82.2MB in the end (delta: 20.8kB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:33,222 INFO L158 Benchmark]: CodeCheck took 18.59ms. Allocated memory is still 155.2MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:33,233 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 0.81ms. Allocated memory is still 117.4MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 936.27ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 88.1MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.48ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.53ms. Allocated memory is still 155.2MB. Free memory was 85.2MB in the beginning and 82.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1945.88ms. Allocated memory is still 155.2MB. Free memory was 82.2MB in the beginning and 82.2MB in the end (delta: 20.8kB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * CodeCheck took 18.59ms. Allocated memory is still 155.2MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:33,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV --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 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:36,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:36,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:55:36,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:36,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:36,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:36,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:36,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:36,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:36,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:36,373 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:36,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:36,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:36,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:36,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:36,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:36,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:36,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:36,377 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:36,378 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:36,378 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:36,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:36,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:36,379 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:36,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:36,380 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:36,381 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:36,381 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:36,381 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:36,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:36,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:36,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:36,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:36,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:36,384 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:36,384 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:36,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:36,385 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:36,385 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:36,386 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_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 [2023-11-11 23:55:36,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:36,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:36,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:36,773 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:36,773 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:36,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-11-11 23:55:39,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:40,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:40,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-11-11 23:55:40,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/ecee15dc7/7103687e9bd14bec8a36d5365dd29ccd/FLAG058d71e48 [2023-11-11 23:55:40,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/data/ecee15dc7/7103687e9bd14bec8a36d5365dd29ccd [2023-11-11 23:55:40,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:40,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:40,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:40,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:40,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:40,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:40" (1/1) ... [2023-11-11 23:55:40,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d97e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:40, skipping insertion in model container [2023-11-11 23:55:40,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:40" (1/1) ... [2023-11-11 23:55:40,468 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:41,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:41,088 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:41,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:41,294 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:41,294 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:41,302 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:41,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41 WrapperNode [2023-11-11 23:55:41,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:41,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:41,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:41,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:41,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,373 INFO L138 Inliner]: procedures = 180, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2023-11-11 23:55:41,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:41,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:41,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:41,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:41,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:41,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:41,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:41,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:41,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:41" (1/1) ... [2023-11-11 23:55:41,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:41,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:41,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:41,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:55:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:55:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:55:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:55:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:55:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:55:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:55:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:55:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:41,575 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:55:41,813 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:41,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:42,617 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:43,213 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:43,213 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:43,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:43 BoogieIcfgContainer [2023-11-11 23:55:43,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:43,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:43,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:43,229 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:43,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:43" (1/1) ... [2023-11-11 23:55:43,230 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) [2023-11-11 23:55:43,237 INFO L158 Benchmark]: Toolchain (without parser) took 2837.09ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 60.6MB in the beginning and 56.5MB in the end (delta: 4.1MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,237 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:43,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 903.17ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 56.9MB in the end (delta: 3.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.12ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 53.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,240 INFO L158 Benchmark]: Boogie Preprocessor took 66.94ms. Allocated memory is still 86.0MB. Free memory was 53.9MB in the beginning and 50.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,241 INFO L158 Benchmark]: RCFGBuilder took 1774.69ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 57.4MB in the end (delta: -6.7MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,242 INFO L158 Benchmark]: CodeCheck took 16.80ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 56.5MB in the end (delta: 856.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:43,251 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 86.0MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 903.17ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 56.9MB in the end (delta: 3.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.12ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 53.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.94ms. Allocated memory is still 86.0MB. Free memory was 53.9MB in the beginning and 50.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1774.69ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 57.4MB in the end (delta: -6.7MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * CodeCheck took 16.80ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 56.5MB in the end (delta: 856.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:43,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d833083b-42e3-4fe3-b2ba-834d46032b37/bin/ukojak-verify-0OAaufAVZV/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