./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport.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_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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_bdfe39f8-0b06-462d-b309-c2737027d002/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 c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:48,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:48,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:12:48,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:48,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:48,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:48,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:48,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:48,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:48,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:48,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:48,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:48,730 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:48,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:48,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:48,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:48,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:48,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:48,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:48,735 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:48,735 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:48,736 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:48,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:48,737 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:48,738 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:48,738 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:48,739 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:48,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:48,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:48,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:48,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:48,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:48,742 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:48,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:48,743 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:48,743 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_bdfe39f8-0b06-462d-b309-c2737027d002/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 [2023-11-24 22:12:49,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:49,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:49,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:49,116 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:49,116 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:49,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-24 22:12:52,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:52,382 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:52,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-24 22:12:52,419 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/1b270b08c/23a8f47988d5470791ce31ae5f3a4575/FLAG098fe3073 [2023-11-24 22:12:52,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/1b270b08c/23a8f47988d5470791ce31ae5f3a4575 [2023-11-24 22:12:52,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:52,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:52,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:52,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:52,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:52,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39594d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52, skipping insertion in model container [2023-11-24 22:12:52,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:52,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:52,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:53,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:53,093 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:53,093 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:53,102 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:53,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53 WrapperNode [2023-11-24 22:12:53,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:53,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:53,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:53,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:53,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,179 INFO L138 Inliner]: procedures = 170, calls = 84, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-11-24 22:12:53,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:53,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:53,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:53,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:53,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:53,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:53,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:53,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:53,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:53,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:53,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:53,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 22:12:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 22:12:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-24 22:12:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-24 22:12:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:12:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:12:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:12:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:12:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:53,426 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 22:12:53,557 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:53,559 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:53,776 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:53,792 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:53,793 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:12:53,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:53 BoogieIcfgContainer [2023-11-24 22:12:53,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:53,796 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:53,796 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:53,807 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:53,807 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,808 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 22:12:53,812 INFO L158 Benchmark]: Toolchain (without parser) took 1373.70ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 83.7MB in the end (delta: 5.0MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2023-11-24 22:12:53,813 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:53,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.21ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 67.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:12:53,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.88ms. Allocated memory is still 130.0MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:53,815 INFO L158 Benchmark]: Boogie Preprocessor took 127.89ms. Allocated memory is still 130.0MB. Free memory was 65.6MB in the beginning and 100.4MB in the end (delta: -34.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:12:53,816 INFO L158 Benchmark]: RCFGBuilder took 485.17ms. Allocated memory is still 130.0MB. Free memory was 100.4MB in the beginning and 84.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:12:53,817 INFO L158 Benchmark]: CodeCheck took 15.08ms. Allocated memory is still 130.0MB. Free memory was 84.5MB in the beginning and 83.7MB in the end (delta: 780.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:53,820 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 0.27ms. Allocated memory is still 107.0MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.21ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 67.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.88ms. Allocated memory is still 130.0MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.89ms. Allocated memory is still 130.0MB. Free memory was 65.6MB in the beginning and 100.4MB in the end (delta: -34.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 485.17ms. Allocated memory is still 130.0MB. Free memory was 100.4MB in the beginning and 84.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.08ms. Allocated memory is still 130.0MB. Free memory was 84.5MB in the beginning and 83.7MB in the end (delta: 780.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:53,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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_bdfe39f8-0b06-462d-b309-c2737027d002/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 c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:56,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:57,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:12:57,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:57,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:57,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:57,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:57,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:57,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:57,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:57,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:57,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:57,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:57,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:57,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:57,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:57,131 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:57,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:57,132 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:57,133 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:57,134 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:57,135 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:57,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:57,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:57,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:57,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:57,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:57,138 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:57,139 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:57,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:57,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:57,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:57,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:57,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:57,143 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:57,143 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:57,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:57,144 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:57,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:57,146 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_bdfe39f8-0b06-462d-b309-c2737027d002/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 [2023-11-24 22:12:57,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:57,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:57,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:57,740 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:57,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:57,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-24 22:13:01,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:13:01,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:13:01,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-24 22:13:01,573 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/35976aef7/66519d510def4b6fb3e5da122307b75b/FLAG696f50094 [2023-11-24 22:13:01,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/data/35976aef7/66519d510def4b6fb3e5da122307b75b [2023-11-24 22:13:01,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:13:01,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:13:01,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:01,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:13:01,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:13:01,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f844244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01, skipping insertion in model container [2023-11-24 22:13:01,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,724 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:02,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:02,388 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:02,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:02,577 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:13:02,578 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:13:02,591 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:02,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02 WrapperNode [2023-11-24 22:13:02,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:02,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:02,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:02,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:02,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,696 INFO L138 Inliner]: procedures = 173, calls = 84, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2023-11-24 22:13:02,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:02,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:02,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:02,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:02,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:02,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:02,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:02,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:02,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:02,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:02,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:02,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 22:13:02,854 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 22:13:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:13:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-24 22:13:02,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-24 22:13:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:13:02,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:13:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:13:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:13:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:13:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:13:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:13:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:13:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:02,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:02,861 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 22:13:03,111 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:03,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:03,396 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:03,407 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:03,407 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:13:03,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:03 BoogieIcfgContainer [2023-11-24 22:13:03,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:03,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:03,410 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:03,421 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:03,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:03,422 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 22:13:03,427 INFO L158 Benchmark]: Toolchain (without parser) took 1810.82ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 46.9MB in the end (delta: 23.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,427 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:13:03,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 981.08ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 69.0MB in the end (delta: 722.9kB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.83ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:13:03,430 INFO L158 Benchmark]: Boogie Preprocessor took 52.76ms. Allocated memory is still 94.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,431 INFO L158 Benchmark]: RCFGBuilder took 657.38ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 48.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,431 INFO L158 Benchmark]: CodeCheck took 14.64ms. Allocated memory is still 94.4MB. Free memory was 48.1MB in the beginning and 46.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,436 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 0.37ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 981.08ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 69.0MB in the end (delta: 722.9kB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.83ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.76ms. Allocated memory is still 94.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.38ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 48.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.64ms. Allocated memory is still 94.4MB. Free memory was 48.1MB in the beginning and 46.9MB 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. [2023-11-24 22:13:03,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe39f8-0b06-462d-b309-c2737027d002/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