./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/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_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:43,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:44,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:09:44,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:44,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:44,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:44,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:44,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:44,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:44,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:44,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:44,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:44,093 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:44,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:44,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:44,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:44,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:44,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:44,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:44,098 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:44,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:44,099 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:44,100 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:44,101 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:44,101 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:44,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:44,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:44,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:44,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:44,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:44,106 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:44,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:44,107 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:44,107 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_4a55b512-127e-4301-9943-68ada39c1c3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 [2023-11-24 23:09:44,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:44,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:44,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:44,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:44,549 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:44,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2023-11-24 23:09:47,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:47,920 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:47,921 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2023-11-24 23:09:47,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/6f185a272/d1f6c20776e540c1b88382ef92d3997d/FLAG46892a3e5 [2023-11-24 23:09:47,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/6f185a272/d1f6c20776e540c1b88382ef92d3997d [2023-11-24 23:09:47,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:47,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:47,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:47,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:47,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:47,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:47" (1/1) ... [2023-11-24 23:09:47,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f1393a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:47, skipping insertion in model container [2023-11-24 23:09:47,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:47" (1/1) ... [2023-11-24 23:09:47,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:48,220 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3096,3109] [2023-11-24 23:09:48,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:48,241 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:48,269 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3096,3109] [2023-11-24 23:09:48,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:48,283 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:48,283 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:48,292 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:48,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48 WrapperNode [2023-11-24 23:09:48,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:48,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:48,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:48,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:48,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,344 INFO L138 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2023-11-24 23:09:48,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:48,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:48,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:48,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:48,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:48,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:48,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:48,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:48,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:48" (1/1) ... [2023-11-24 23:09:48,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:48,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:48,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:48,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:48,496 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:09:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:09:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:09:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:09:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:09:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:09:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:09:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:09:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:09:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:09:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:09:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:48,505 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 23:09:48,705 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:48,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:49,156 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:49,229 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:49,232 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:09:49,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:49 BoogieIcfgContainer [2023-11-24 23:09:49,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:49,237 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:49,237 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:49,250 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:49,250 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:49" (1/1) ... [2023-11-24 23:09:49,251 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 23:09:49,256 INFO L158 Benchmark]: Toolchain (without parser) took 1301.67ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 88.5MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 23:09:49,257 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:49,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.86ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 115.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:09:49,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.68ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:49,259 INFO L158 Benchmark]: Boogie Preprocessor took 42.66ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:49,261 INFO L158 Benchmark]: RCFGBuilder took 834.30ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 89.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:49,262 INFO L158 Benchmark]: CodeCheck took 17.18ms. Allocated memory is still 159.4MB. Free memory was 89.0MB in the beginning and 88.5MB in the end (delta: 543.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:49,275 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 0.31ms. Allocated memory is still 130.0MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.86ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 115.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.68ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.66ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 834.30ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 89.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 17.18ms. Allocated memory is still 159.4MB. Free memory was 89.0MB in the beginning and 88.5MB in the end (delta: 543.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:09:49,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/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_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/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_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:52,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:52,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:09:52,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:52,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:52,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:52,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:52,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:52,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:52,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:52,250 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:52,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:52,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:52,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:52,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:52,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:52,254 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:09:52,255 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:09:52,255 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:09:52,256 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:52,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:52,258 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:52,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:52,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:52,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:52,260 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:52,260 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:09:52,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:52,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:52,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:52,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:52,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:52,264 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:09:52,265 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:52,265 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:52,265 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:09:52,266 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:09:52,266 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_4a55b512-127e-4301-9943-68ada39c1c3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 [2023-11-24 23:09:52,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:52,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:52,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:52,762 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:52,763 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:52,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2023-11-24 23:09:55,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:56,232 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:56,232 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2023-11-24 23:09:56,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/6975cfea5/dadc149898854b43b421cf9eee139a3d/FLAGc384c978e [2023-11-24 23:09:56,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/data/6975cfea5/dadc149898854b43b421cf9eee139a3d [2023-11-24 23:09:56,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:56,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:56,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:56,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:56,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:56,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55226373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56, skipping insertion in model container [2023-11-24 23:09:56,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:56,488 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3096,3109] [2023-11-24 23:09:56,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:56,521 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:09:56,526 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:56,565 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3096,3109] [2023-11-24 23:09:56,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:56,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:56,629 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3096,3109] [2023-11-24 23:09:56,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:56,653 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:56,657 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:56,665 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:56,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56 WrapperNode [2023-11-24 23:09:56,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:56,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:56,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:56,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:56,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,742 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 110 [2023-11-24 23:09:56,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:56,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:56,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:56,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:56,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:56,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:56,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:56,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:56,823 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:56" (1/1) ... [2023-11-24 23:09:56,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:56,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:56,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:56,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:09:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:09:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:09:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:09:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:09:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:09:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:09:56,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:09:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:09:56,986 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:09:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:09:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:09:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:09:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:09:56,989 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 23:09:57,146 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:57,152 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:57,615 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:57,734 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:57,734 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:09:57,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:57 BoogieIcfgContainer [2023-11-24 23:09:57,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:57,738 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:57,739 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:57,750 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:57,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:57" (1/1) ... [2023-11-24 23:09:57,752 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 23:09:57,756 INFO L158 Benchmark]: Toolchain (without parser) took 1499.71ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 39.2MB in the end (delta: 26.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-24 23:09:57,756 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:57,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.70ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 51.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:09:57,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.83ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:57,758 INFO L158 Benchmark]: Boogie Preprocessor took 77.92ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 69.1MB in the end (delta: -19.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-24 23:09:57,759 INFO L158 Benchmark]: RCFGBuilder took 915.34ms. Allocated memory is still 90.2MB. Free memory was 69.1MB in the beginning and 40.2MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:09:57,760 INFO L158 Benchmark]: CodeCheck took 15.62ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 949.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:57,763 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 0.36ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.70ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 51.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.83ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.92ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 69.1MB in the end (delta: -19.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * RCFGBuilder took 915.34ms. Allocated memory is still 90.2MB. Free memory was 69.1MB in the beginning and 40.2MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 15.62ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 949.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:09:57,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55b512-127e-4301-9943-68ada39c1c3d/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