./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9 --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 c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:32:42,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:32:42,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:32:42,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:32:42,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:32:42,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:32:42,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:32:42,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:32:42,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:32:42,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:32:42,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:32:42,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:32:42,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:32:42,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:32:42,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:32:42,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:32:42,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:32:42,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:32:42,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:32:42,321 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:32:42,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:32:42,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:32:42,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:32:42,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:32:42,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:32:42,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:32:42,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:32:42,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:32:42,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:32:42,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:32:42,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:32:42,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:32:42,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:32:42,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:32:42,327 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:32:42,327 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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 [2023-12-03 01:32:42,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:32:42,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:32:42,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:32:42,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:32:42,563 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:32:42,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-12-03 01:32:45,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:32:45,565 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:32:45,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-12-03 01:32:45,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/2dff5e283/007de57f65fa4d098388f93f8a40cc9d/FLAGbb9e381d9 [2023-12-03 01:32:45,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/2dff5e283/007de57f65fa4d098388f93f8a40cc9d [2023-12-03 01:32:45,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:32:45,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:32:45,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:32:45,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:32:45,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:32:45,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:32:45" (1/1) ... [2023-12-03 01:32:45,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef3578a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:45, skipping insertion in model container [2023-12-03 01:32:45,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:32:45" (1/1) ... [2023-12-03 01:32:45,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:32:45,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:32:46,004 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:32:46,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:32:46,104 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:32:46,104 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:32:46,112 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:32:46,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46 WrapperNode [2023-12-03 01:32:46,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:32:46,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:32:46,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:32:46,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:32:46,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,166 INFO L138 Inliner]: procedures = 176, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-12-03 01:32:46,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:32:46,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:32:46,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:32:46,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:32:46,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:32:46,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:32:46,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:32:46,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:32:46,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:46" (1/1) ... [2023-12-03 01:32:46,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:32:46,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:32:46,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:32:46,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:32:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:32:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:32:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:32:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:32:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:32:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:32:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:32:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:32:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:32:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:32:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:32:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:32:46,273 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:32:46,437 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:32:46,440 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:32:46,788 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:32:47,062 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:32:47,062 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:32:47,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:32:47 BoogieIcfgContainer [2023-12-03 01:32:47,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:32:47,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:32:47,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:32:47,076 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:32:47,076 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:32:47" (1/1) ... [2023-12-03 01:32:47,077 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) [2023-12-03 01:32:47,081 INFO L158 Benchmark]: Toolchain (without parser) took 1480.33ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 107.2MB in the beginning and 131.7MB in the end (delta: -24.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,082 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 51.9MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:32:47,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.06ms. Allocated memory is still 146.8MB. Free memory was 107.2MB in the beginning and 83.3MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.58ms. Allocated memory is still 146.8MB. Free memory was 83.3MB in the beginning and 80.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,084 INFO L158 Benchmark]: Boogie Preprocessor took 37.69ms. Allocated memory is still 146.8MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,085 INFO L158 Benchmark]: RCFGBuilder took 859.00ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 78.7MB in the beginning and 132.8MB in the end (delta: -54.1MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,086 INFO L158 Benchmark]: CodeCheck took 14.22ms. Allocated memory is still 218.1MB. Free memory was 132.8MB in the beginning and 131.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:32:47,090 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 0.19ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 51.9MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.06ms. Allocated memory is still 146.8MB. Free memory was 107.2MB in the beginning and 83.3MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.58ms. Allocated memory is still 146.8MB. Free memory was 83.3MB in the beginning and 80.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.69ms. Allocated memory is still 146.8MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 859.00ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 78.7MB in the beginning and 132.8MB in the end (delta: -54.1MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 14.22ms. Allocated memory is still 218.1MB. Free memory was 132.8MB in the beginning and 131.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:32:47,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9 --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 c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:32:49,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:32:49,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:32:49,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:32:49,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:32:49,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:32:49,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:32:49,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:32:49,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:32:49,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:32:49,114 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:32:49,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:32:49,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:32:49,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:32:49,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:32:49,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:32:49,117 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:32:49,118 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:32:49,118 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:32:49,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:32:49,119 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:32:49,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:32:49,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:32:49,120 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:32:49,121 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:32:49,121 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:32:49,122 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:32:49,122 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:49,122 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:32:49,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:32:49,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:32:49,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:32:49,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:32:49,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:32:49,125 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:32:49,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:49,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:32:49,126 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:32:49,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:32:49,127 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_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 [2023-12-03 01:32:49,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:32:49,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:32:49,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:32:49,461 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:32:49,462 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:32:49,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-12-03 01:32:52,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:32:52,517 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:32:52,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-12-03 01:32:52,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/d30a08523/01006dc84fd7444c9c235c4f59d0f2f8/FLAG59fbb23d9 [2023-12-03 01:32:52,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/data/d30a08523/01006dc84fd7444c9c235c4f59d0f2f8 [2023-12-03 01:32:52,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:32:52,561 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:32:52,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:32:52,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:32:52,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:32:52,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:32:52" (1/1) ... [2023-12-03 01:32:52,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5080a957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:52, skipping insertion in model container [2023-12-03 01:32:52,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:32:52" (1/1) ... [2023-12-03 01:32:52,624 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:32:52,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:32:52,988 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:32:53,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:32:53,082 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:32:53,082 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:32:53,090 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:32:53,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53 WrapperNode [2023-12-03 01:32:53,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:32:53,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:32:53,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:32:53,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:32:53,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,147 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141 [2023-12-03 01:32:53,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:32:53,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:32:53,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:32:53,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:32:53,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:32:53,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:32:53,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:32:53,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:32:53,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:32:53" (1/1) ... [2023-12-03 01:32:53,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:32:53,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:32:53,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:32:53,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:32:53,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:32:53,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:32:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:32:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:32:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:32:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:32:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:32:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:32:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:32:53,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:32:53,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:32:53,271 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:32:53,441 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:32:53,444 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:32:53,843 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:32:54,082 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:32:54,082 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:32:54,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:32:54 BoogieIcfgContainer [2023-12-03 01:32:54,084 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:32:54,085 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:32:54,085 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:32:54,092 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:32:54,092 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:32:54" (1/1) ... [2023-12-03 01:32:54,093 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) [2023-12-03 01:32:54,097 INFO L158 Benchmark]: Toolchain (without parser) took 1535.44ms. Allocated memory is still 111.1MB. Free memory was 90.7MB in the beginning and 78.4MB in the end (delta: 12.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,098 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:32:54,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.35ms. Allocated memory is still 111.1MB. Free memory was 90.7MB in the beginning and 66.0MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.56ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 63.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,099 INFO L158 Benchmark]: Boogie Preprocessor took 53.47ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 88.2MB in the end (delta: -25.0MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,100 INFO L158 Benchmark]: RCFGBuilder took 882.15ms. Allocated memory is still 111.1MB. Free memory was 88.2MB in the beginning and 79.7MB in the end (delta: 8.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,101 INFO L158 Benchmark]: CodeCheck took 10.97ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 78.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:32:54,104 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 0.18ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.35ms. Allocated memory is still 111.1MB. Free memory was 90.7MB in the beginning and 66.0MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.56ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 63.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.47ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 88.2MB in the end (delta: -25.0MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * RCFGBuilder took 882.15ms. Allocated memory is still 111.1MB. Free memory was 88.2MB in the beginning and 79.7MB in the end (delta: 8.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * CodeCheck took 10.97ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 78.4MB 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. [2023-12-03 01:32:54,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f5f180c-2dd0-4035-8807-e3e76a2b6447/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