./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9 --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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:55:29,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:55:29,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:55:29,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:55:29,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:55:29,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:55:29,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:55:29,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:55:29,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:55:29,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:55:29,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:55:29,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:55:29,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:55:29,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:55:29,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:55:29,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:55:29,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:55:29,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:55:29,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:55:29,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:55:29,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:55:29,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:55:29,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:55:29,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:55:29,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:55:29,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:55:29,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:29,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:55:29,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:55:29,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:55:29,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:55:29,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:55:29,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:55:29,451 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-12-03 02:55:29,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:55:29,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:55:29,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:55:29,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:55:29,716 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:55:29,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-12-03 02:55:32,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:55:32,631 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:55:32,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-12-03 02:55:32,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/eed1d1fad/dbebab390b134e2bbc9a489fb5331c9f/FLAG12c6c6039 [2023-12-03 02:55:32,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/eed1d1fad/dbebab390b134e2bbc9a489fb5331c9f [2023-12-03 02:55:32,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:32,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:32,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:32,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:32,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:32,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:32,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5491c30f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32, skipping insertion in model container [2023-12-03 02:55:32,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:32,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:32,926 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2023-12-03 02:55:32,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:32,948 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:55:32,979 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2023-12-03 02:55:32,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:32,991 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:32,991 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:32,999 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:55:32,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32 WrapperNode [2023-12-03 02:55:33,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:33,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:33,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:55:33,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:55:33,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,042 INFO L138 Inliner]: procedures = 25, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 117 [2023-12-03 02:55:33,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:33,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:55:33,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:55:33,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:55:33,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,065 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:55:33,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:55:33,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:55:33,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:55:33,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:33,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:33,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:55:33,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:55:33,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:55:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:55:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:55:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:55:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 02:55:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 02:55:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:55:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:55:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:55:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:55:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:55:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:55:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:55:33,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:55:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:55:33,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:55:33,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:55:33,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:55:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:55:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:55:33,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:55:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:55:33,150 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:55:33,262 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:55:33,264 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:55:33,580 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:55:33,708 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:55:33,711 INFO L158 Benchmark]: Toolchain (without parser) took 1051.05ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 80.3MB in the end (delta: 39.0MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,712 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:33,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.49ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 121.6MB in the end (delta: -3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.29ms. Allocated memory is still 157.3MB. Free memory was 121.6MB in the beginning and 120.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:33,714 INFO L158 Benchmark]: Boogie Preprocessor took 34.16ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,714 INFO L158 Benchmark]: RCFGBuilder took 632.30ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 80.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,717 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.49ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 121.6MB in the end (delta: -3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.29ms. Allocated memory is still 157.3MB. Free memory was 121.6MB in the beginning and 120.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.16ms. Allocated memory is still 157.3MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 632.30ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 80.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:55:33,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9 --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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:55:35,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:55:35,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:55:35,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:55:35,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:55:35,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:55:35,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:55:35,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:55:35,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:55:35,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:55:35,808 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:55:35,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:55:35,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:55:35,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:55:35,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:55:35,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:55:35,812 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:55:35,812 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:55:35,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:55:35,813 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:55:35,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:55:35,814 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:55:35,815 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:55:35,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:55:35,816 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:55:35,816 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:35,817 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:55:35,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:55:35,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:35,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:55:35,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:55:35,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:55:35,819 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:55:35,820 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:35,820 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:55:35,820 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:55:35,821 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:55:35,821 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-12-03 02:55:36,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:55:36,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:55:36,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:55:36,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:55:36,139 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:55:36,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-12-03 02:55:38,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:55:39,142 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:55:39,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-12-03 02:55:39,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/1d7ed250a/1703bae1668143879a33934d800fb737/FLAGf99264ed2 [2023-12-03 02:55:39,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/data/1d7ed250a/1703bae1668143879a33934d800fb737 [2023-12-03 02:55:39,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:39,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:39,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:39,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:39,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:39,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d605ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39, skipping insertion in model container [2023-12-03 02:55:39,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:39,410 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2023-12-03 02:55:39,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:39,437 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:55:39,444 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:39,468 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2023-12-03 02:55:39,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:39,477 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:55:39,506 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_82a5ad4b-2679-436e-9ed9-864a1d7ef423/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2023-12-03 02:55:39,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:39,520 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:39,520 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:39,528 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:55:39,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39 WrapperNode [2023-12-03 02:55:39,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:39,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:39,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:55:39,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:55:39,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,573 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2023-12-03 02:55:39,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:39,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:55:39,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:55:39,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:55:39,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:55:39,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:55:39,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:55:39,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:55:39,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:39,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:55:39,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:55:39,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:55:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:55:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:55:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:55:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 02:55:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 02:55:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:55:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:55:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:55:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:55:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:55:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:55:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:55:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:55:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:55:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:55:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:55:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:55:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:55:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:55:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:55:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:55:39,689 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:55:39,856 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:55:39,858 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:55:40,254 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:55:40,400 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:55:40,404 INFO L158 Benchmark]: Toolchain (without parser) took 1232.39ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 64.6MB in the end (delta: 6.2MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-12-03 02:55:40,405 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:40,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.18ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 54.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:55:40,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.79ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 52.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:55:40,407 INFO L158 Benchmark]: Boogie Preprocessor took 40.04ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:55:40,407 INFO L158 Benchmark]: RCFGBuilder took 787.84ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 64.6MB in the end (delta: -14.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-12-03 02:55:40,410 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.18ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 54.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.79ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 52.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.04ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.84ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 64.6MB in the end (delta: -14.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:55:40,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5ad4b-2679-436e-9ed9-864a1d7ef423/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?