./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi --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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:26,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:27,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:13:27,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:13:27,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:13:27,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:27,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:27,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:27,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:27,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:27,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:27,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:27,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:27,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:13:27,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:27,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:27,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:27,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:27,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:27,061 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:13:27,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:13:27,063 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:27,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:27,064 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:27,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:27,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:27,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:27,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:27,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:27,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:27,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:27,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:27,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:13:27,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:13:27,070 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:27,070 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_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-24 23:13:27,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:27,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:27,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:27,374 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:27,374 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:27,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-24 23:13:30,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:30,809 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:30,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-24 23:13:30,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/caf0f7ffa/6d4772dbf4d3431ba151938ff6269743/FLAG67fac52f3 [2023-11-24 23:13:30,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/caf0f7ffa/6d4772dbf4d3431ba151938ff6269743 [2023-11-24 23:13:30,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:30,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:30,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:30,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:30,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:30,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:30" (1/1) ... [2023-11-24 23:13:30,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5270e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:30, skipping insertion in model container [2023-11-24 23:13:30,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:30" (1/1) ... [2023-11-24 23:13:30,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:31,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:31,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:31,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:31,106 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:31,107 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:31,115 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:31,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31 WrapperNode [2023-11-24 23:13:31,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:31,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:31,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:31,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:31,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,170 INFO L138 Inliner]: procedures = 21, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:13:31,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:31,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:31,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:31,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:31,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:31,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:31,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:31,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:31,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:31,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:31,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:31,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:13:31,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:13:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:13:31,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:13:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:13:31,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:13:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:13:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:13:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:13:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:13:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:13:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:13:31,301 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:13:31,413 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:31,416 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:31,760 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:31,795 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:31,795 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:13:31,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:31 BoogieIcfgContainer [2023-11-24 23:13:31,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:31,798 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:31,798 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:31,822 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:31,823 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:31" (1/1) ... [2023-11-24 23:13:31,823 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) [2023-11-24 23:13:31,830 INFO L158 Benchmark]: Toolchain (without parser) took 989.49ms. Allocated memory was 140.5MB in the beginning and 211.8MB in the end (delta: 71.3MB). Free memory was 95.0MB in the beginning and 183.1MB in the end (delta: -88.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:31,831 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory was 110.9MB in the beginning and 110.8MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:31,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.70ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 83.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:13:31,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.00ms. Allocated memory is still 140.5MB. Free memory was 83.3MB in the beginning and 81.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:31,833 INFO L158 Benchmark]: Boogie Preprocessor took 34.19ms. Allocated memory is still 140.5MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:31,833 INFO L158 Benchmark]: RCFGBuilder took 588.64ms. Allocated memory is still 140.5MB. Free memory was 80.3MB in the beginning and 109.3MB in the end (delta: -29.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-24 23:13:31,834 INFO L158 Benchmark]: CodeCheck took 28.43ms. Allocated memory was 140.5MB in the beginning and 211.8MB in the end (delta: 71.3MB). Free memory was 109.2MB in the beginning and 183.2MB in the end (delta: -74.1MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-11-24 23:13:31,838 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 0.34ms. Allocated memory is still 140.5MB. Free memory was 110.9MB in the beginning and 110.8MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.70ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 83.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.00ms. Allocated memory is still 140.5MB. Free memory was 83.3MB in the beginning and 81.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.19ms. Allocated memory is still 140.5MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 588.64ms. Allocated memory is still 140.5MB. Free memory was 80.3MB in the beginning and 109.3MB in the end (delta: -29.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 28.43ms. Allocated memory was 140.5MB in the beginning and 211.8MB in the end (delta: 71.3MB). Free memory was 109.2MB in the beginning and 183.2MB in the end (delta: -74.1MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:13:31,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi --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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:34,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:34,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:13:34,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:34,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:34,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:34,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:34,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:34,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:34,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:34,821 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:34,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:34,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:34,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:34,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:34,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:34,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:13:34,825 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:13:34,826 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:13:34,826 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:13:34,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:13:34,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:34,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:34,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:34,829 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:34,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:34,830 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:34,831 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:34,831 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:34,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:34,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:34,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:34,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:34,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:34,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:13:34,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:34,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:34,836 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:13:34,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:34,837 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_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-24 23:13:35,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:35,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:35,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:35,281 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:35,282 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:35,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-24 23:13:38,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:38,690 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:38,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-24 23:13:38,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/a5ee09640/0624eeee734d453ba0d149aacdca3095/FLAG503b9adcf [2023-11-24 23:13:38,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/data/a5ee09640/0624eeee734d453ba0d149aacdca3095 [2023-11-24 23:13:38,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:38,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:38,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:38,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:38,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:38,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:38,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727da1a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38, skipping insertion in model container [2023-11-24 23:13:38,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:38,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:39,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:39,051 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:39,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:39,109 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:39,109 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:39,117 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:39,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39 WrapperNode [2023-11-24 23:13:39,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:39,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:39,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:39,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:39,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,183 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:13:39,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:39,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:39,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:39,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:39,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:39,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:39,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:39,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:39,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:39,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:39,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:39,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:13:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:13:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:13:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:13:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:13:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:13:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:13:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:13:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:13:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:13:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:13:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:39,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:13:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:13:39,344 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:13:39,463 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:39,466 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:39,848 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:39,878 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:39,878 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:13:39,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:39 BoogieIcfgContainer [2023-11-24 23:13:39,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:39,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:39,881 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:39,892 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:39,892 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:39" (1/1) ... [2023-11-24 23:13:39,893 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) [2023-11-24 23:13:39,897 INFO L158 Benchmark]: Toolchain (without parser) took 1163.40ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 82.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:39,899 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:39,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.68ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 75.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:13:39,900 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.06ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 73.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:39,901 INFO L158 Benchmark]: Boogie Preprocessor took 59.12ms. Allocated memory is still 111.1MB. Free memory was 73.7MB in the beginning and 72.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:39,902 INFO L158 Benchmark]: RCFGBuilder took 634.14ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 83.3MB in the end (delta: -11.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-24 23:13:39,904 INFO L158 Benchmark]: CodeCheck took 14.18ms. Allocated memory is still 111.1MB. Free memory was 83.3MB in the beginning and 82.6MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:39,912 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.68ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 75.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.06ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 73.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.12ms. Allocated memory is still 111.1MB. Free memory was 73.7MB in the beginning and 72.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.14ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 83.3MB in the end (delta: -11.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 14.18ms. Allocated memory is still 111.1MB. Free memory was 83.3MB in the beginning and 82.6MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:13:39,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee78ec55-eaa4-4f25-af85-a324fa3bae07/bin/ukojak-verify-afCqCEvfdi/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