./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/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_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/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_cd1833fa-0b5d-4dad-9caa-041cf859a670/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 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:01,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:01,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:01,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:01,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:01,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:01,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:01,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:01,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:01,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:01,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:01,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:01,376 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:01,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:01,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:01,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:01,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:01,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:01,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:01,380 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:01,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:01,391 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:01,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:01,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:01,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:01,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:01,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:01,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:01,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:01,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:01,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:01,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:01,398 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:01,398 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 [2023-11-24 22:58:01,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:01,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:01,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:01,757 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:01,758 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:01,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-24 22:58:04,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:05,182 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:05,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-24 22:58:05,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/57d0d245c/f97146b38ce64630829b368b6cb37f87/FLAGdda126372 [2023-11-24 22:58:05,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/57d0d245c/f97146b38ce64630829b368b6cb37f87 [2023-11-24 22:58:05,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:05,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:05,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:05,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:05,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:05,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e016571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05, skipping insertion in model container [2023-11-24 22:58:05,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,248 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:05,417 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2023-11-24 22:58:05,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:05,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:05,456 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2023-11-24 22:58:05,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:05,466 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:05,466 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:05,475 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:05,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05 WrapperNode [2023-11-24 22:58:05,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:05,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:05,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:05,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:05,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,515 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2023-11-24 22:58:05,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:05,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:05,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:05,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:05,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:05,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:05,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:05,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:05,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:05" (1/1) ... [2023-11-24 22:58:05,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:05,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:05,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:05,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:58:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:58:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:58:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:58:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:58:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:58:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:58:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:58:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:05,663 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 22:58:05,778 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:05,780 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:05,994 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:06,071 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:06,071 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:58:06,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:06 BoogieIcfgContainer [2023-11-24 22:58:06,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:06,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:06,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:06,086 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:06,086 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:06" (1/1) ... [2023-11-24 22:58:06,087 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 22:58:06,092 INFO L158 Benchmark]: Toolchain (without parser) took 879.53ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 79.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,093 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 157.3MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:06,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.59ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 98.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.09ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,095 INFO L158 Benchmark]: Boogie Preprocessor took 30.02ms. Allocated memory is still 157.3MB. Free memory was 97.2MB in the beginning and 96.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,096 INFO L158 Benchmark]: RCFGBuilder took 522.17ms. Allocated memory is still 157.3MB. Free memory was 96.0MB in the beginning and 80.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,100 INFO L158 Benchmark]: CodeCheck took 15.97ms. Allocated memory is still 157.3MB. Free memory was 80.0MB in the beginning and 79.2MB in the end (delta: 862.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:06,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 157.3MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.59ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 98.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.09ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.02ms. Allocated memory is still 157.3MB. Free memory was 97.2MB in the beginning and 96.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.17ms. Allocated memory is still 157.3MB. Free memory was 96.0MB in the beginning and 80.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.97ms. Allocated memory is still 157.3MB. Free memory was 80.0MB in the beginning and 79.2MB in the end (delta: 862.1kB). 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 22:58:06,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/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_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/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_cd1833fa-0b5d-4dad-9caa-041cf859a670/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 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:08,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:08,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:58:08,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:08,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:08,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:08,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:08,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:08,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:08,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:08,958 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:08,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:08,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:08,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:08,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:08,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:08,962 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:58:08,963 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:58:08,963 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:58:08,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:08,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:08,966 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:08,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:08,967 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:08,967 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:08,968 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:08,968 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:08,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:08,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:08,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:08,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:08,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:08,972 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:58:08,973 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:08,973 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:08,973 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:58:08,974 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:08,974 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 [2023-11-24 22:58:09,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:09,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:09,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:09,457 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:09,457 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:09,460 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-24 22:58:12,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:13,040 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:13,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-24 22:58:13,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/4aa5f837b/ba2ad7429c0b4ddaa67280f2289ecdbb/FLAG75f53339a [2023-11-24 22:58:13,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/data/4aa5f837b/ba2ad7429c0b4ddaa67280f2289ecdbb [2023-11-24 22:58:13,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:13,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:13,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:13,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:13,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:13,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f4f303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13, skipping insertion in model container [2023-11-24 22:58:13,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,118 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:13,397 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2023-11-24 22:58:13,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:13,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:13,468 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_cd1833fa-0b5d-4dad-9caa-041cf859a670/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2023-11-24 22:58:13,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:13,485 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:13,486 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:13,495 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:13,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13 WrapperNode [2023-11-24 22:58:13,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:13,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:13,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:13,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:13,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,564 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2023-11-24 22:58:13,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:13,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:13,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:13,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:13,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,608 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:13,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:13,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:13,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:13,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:13,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:13,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:13,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:58:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:58:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:58:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:58:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:58:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:58:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:58:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:58:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:58:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:58:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:58:13,732 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 22:58:13,969 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:13,971 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:14,200 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:14,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:14,280 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:58:14,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:14 BoogieIcfgContainer [2023-11-24 22:58:14,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:14,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:14,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:14,296 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:14,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:14" (1/1) ... [2023-11-24 22:58:14,297 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 22:58:14,304 INFO L158 Benchmark]: Toolchain (without parser) took 1232.50ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 53.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,306 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:14,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.47ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 52.0MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.11ms. Allocated memory is still 88.1MB. Free memory was 52.0MB in the beginning and 50.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:14,308 INFO L158 Benchmark]: Boogie Preprocessor took 64.33ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 48.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,310 INFO L158 Benchmark]: RCFGBuilder took 651.56ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 54.1MB in the end (delta: -5.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,311 INFO L158 Benchmark]: CodeCheck took 18.96ms. Allocated memory is still 88.1MB. Free memory was 54.1MB in the beginning and 53.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:14,320 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 62.9MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.47ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 52.0MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.11ms. Allocated memory is still 88.1MB. Free memory was 52.0MB in the beginning and 50.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.33ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 48.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 651.56ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 54.1MB in the end (delta: -5.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 18.96ms. Allocated memory is still 88.1MB. Free memory was 54.1MB in the beginning and 53.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:58:14,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd1833fa-0b5d-4dad-9caa-041cf859a670/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported