./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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_f2bbae2c-20de-431d-9af9-f87fd6841a36/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:36:04,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:36:04,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:36:04,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:36:04,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:36:04,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:36:04,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:36:04,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:36:04,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:36:04,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:36:04,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:36:04,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:36:04,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:36:04,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:36:04,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:36:04,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:36:04,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:36:04,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:36:04,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:36:04,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:36:04,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:36:04,857 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:36:04,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:36:04,857 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:36:04,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:36:04,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:36:04,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:04,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:36:04,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:36:04,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:36:04,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:36:04,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:36:04,860 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:36:04,861 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-12-03 01:36:05,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:36:05,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:36:05,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:36:05,109 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:36:05,109 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:36:05,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:36:07,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:36:08,003 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:36:08,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:36:08,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/0a2703e84/f180fb3cd545443b9033466f70fe67a1/FLAG7af79f111 [2023-12-03 01:36:08,025 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/0a2703e84/f180fb3cd545443b9033466f70fe67a1 [2023-12-03 01:36:08,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:36:08,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:36:08,031 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:08,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:36:08,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:36:08,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71bd6f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08, skipping insertion in model container [2023-12-03 01:36:08,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:36:08,229 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-12-03 01:36:08,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:08,252 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:36:08,285 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-12-03 01:36:08,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:08,299 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:36:08,299 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:36:08,306 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:36:08,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08 WrapperNode [2023-12-03 01:36:08,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:08,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:08,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:36:08,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:36:08,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,349 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2023-12-03 01:36:08,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:08,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:36:08,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:36:08,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:36:08,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,377 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:36:08,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:36:08,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:36:08,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:36:08,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:08" (1/1) ... [2023-12-03 01:36:08,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:08,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:36:08,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:36:08,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:36:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:36:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:36:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:36:08,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:36:08,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:36:08,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:36:08,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:36:08,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:36:08,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:36:08,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:36:08,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:36:08,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:36:08,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:36:08,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:36:08,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:36:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 01:36:08,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 01:36:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 01:36:08,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 01:36:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 01:36:08,467 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 01:36:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:36:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:36:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:36:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:36:08,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:36:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:36:08,470 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 01:36:08,585 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:36:08,587 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:36:08,925 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:36:09,026 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) 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 01:36:09,030 INFO L158 Benchmark]: Toolchain (without parser) took 999.07ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 120.8MB in the end (delta: -6.5MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2023-12-03 01:36:09,030 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:09,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.65ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 100.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:36:09,031 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.37ms. Allocated memory is still 153.1MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:09,032 INFO L158 Benchmark]: Boogie Preprocessor took 40.86ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:09,033 INFO L158 Benchmark]: RCFGBuilder took 636.27ms. Allocated memory is still 153.1MB. Free memory was 96.7MB in the beginning and 120.8MB in the end (delta: -24.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-12-03 01:36:09,036 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.65ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 100.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.37ms. Allocated memory is still 153.1MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.86ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 636.27ms. Allocated memory is still 153.1MB. Free memory was 96.7MB in the beginning and 120.8MB in the end (delta: -24.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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 end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:09,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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_f2bbae2c-20de-431d-9af9-f87fd6841a36/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:36:10,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:36:11,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:36:11,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:36:11,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:36:11,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:36:11,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:36:11,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:36:11,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:36:11,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:36:11,042 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:36:11,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:36:11,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:36:11,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:36:11,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:36:11,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:36:11,045 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:36:11,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:36:11,046 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:36:11,047 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:36:11,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:36:11,048 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:36:11,049 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:36:11,049 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:36:11,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:36:11,050 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:11,051 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:36:11,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:36:11,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:11,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:36:11,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:36:11,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:36:11,053 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:36:11,054 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:11,054 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:36:11,054 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:36:11,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:36:11,055 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-12-03 01:36:11,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:36:11,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:36:11,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:36:11,370 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:36:11,370 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:36:11,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:36:14,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:36:14,319 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:36:14,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:36:14,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/6a939306d/23d6e7621f9842f6acc587e7dec5c3c8/FLAG62a954998 [2023-12-03 01:36:14,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/data/6a939306d/23d6e7621f9842f6acc587e7dec5c3c8 [2023-12-03 01:36:14,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:36:14,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:36:14,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:14,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:36:14,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:36:14,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b4fc96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14, skipping insertion in model container [2023-12-03 01:36:14,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:36:14,590 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-12-03 01:36:14,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:14,619 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:36:14,624 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:36:14,646 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-12-03 01:36:14,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:14,656 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:36:14,686 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_f2bbae2c-20de-431d-9af9-f87fd6841a36/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-12-03 01:36:14,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:14,702 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:36:14,702 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:36:14,710 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:36:14,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14 WrapperNode [2023-12-03 01:36:14,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:14,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:14,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:36:14,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:36:14,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,757 INFO L138 Inliner]: procedures = 31, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2023-12-03 01:36:14,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:14,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:36:14,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:36:14,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:36:14,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:36:14,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:36:14,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:36:14,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:36:14,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:14" (1/1) ... [2023-12-03 01:36:14,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:36:14,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:36:14,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:36:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:36:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:36:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:36:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:36:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:36:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:36:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:36:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:36:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:36:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:36:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:36:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:36:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:36:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:36:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 01:36:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 01:36:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 01:36:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 01:36:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 01:36:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 01:36:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:36:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:36:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:36:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:36:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:36:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:36:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:36:14,879 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 01:36:15,013 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:36:15,015 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:36:15,442 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:36:15,541 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) 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 01:36:15,546 INFO L158 Benchmark]: Toolchain (without parser) took 1198.70ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 27.9MB in the beginning and 59.5MB in the end (delta: -31.6MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-12-03 01:36:15,546 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 80.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:15,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.22ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 27.7MB in the beginning and 77.7MB in the end (delta: -50.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:15,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.75ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 75.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:15,548 INFO L158 Benchmark]: Boogie Preprocessor took 44.55ms. Allocated memory is still 111.1MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:15,549 INFO L158 Benchmark]: RCFGBuilder took 740.77ms. Allocated memory is still 111.1MB. Free memory was 73.5MB in the beginning and 59.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-12-03 01:36:15,552 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 80.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.22ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 27.7MB in the beginning and 77.7MB in the end (delta: -50.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.75ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 75.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.55ms. Allocated memory is still 111.1MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.77ms. Allocated memory is still 111.1MB. Free memory was 73.5MB in the beginning and 59.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). 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 end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:15,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bbae2c-20de-431d-9af9-f87fd6841a36/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 end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?