./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3 --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 14a9c1cac7f040ebf84fc8e1c821294cab75b8332a1643f6e05ef67dfff453ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:27:58,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:27:58,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:27:58,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:27:58,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:27:58,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:27:58,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:27:58,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:27:58,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:27:58,384 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:27:58,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:27:58,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:27:58,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:27:58,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:27:58,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:27:58,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:27:58,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:27:58,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:27:58,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:27:58,386 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:27:58,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:27:58,386 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:27:58,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:27:58,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:27:58,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:27:58,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:27:58,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:27:58,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:58,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:27:58,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:27:58,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:27:58,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:27:58,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:27:58,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 14a9c1cac7f040ebf84fc8e1c821294cab75b8332a1643f6e05ef67dfff453ec [2024-11-25 05:27:58,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:27:58,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:27:58,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:27:58,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:27:58,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:27:58,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c [2024-11-25 05:28:02,225 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/b0ebd39d6/4f68fdc9ff4b46a4991d600331529f66/FLAG03d1407d3 [2024-11-25 05:28:02,520 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:28:02,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c [2024-11-25 05:28:02,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/b0ebd39d6/4f68fdc9ff4b46a4991d600331529f66/FLAG03d1407d3 [2024-11-25 05:28:02,567 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/b0ebd39d6/4f68fdc9ff4b46a4991d600331529f66 [2024-11-25 05:28:02,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:28:02,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:28:02,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:02,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:28:02,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:28:02,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c43db1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02, skipping insertion in model container [2024-11-25 05:28:02,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,595 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:28:02,802 WARN L250 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c[2297,2310] [2024-11-25 05:28:02,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:02,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:28:02,859 WARN L250 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c[2297,2310] [2024-11-25 05:28:02,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:02,899 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:28:02,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02 WrapperNode [2024-11-25 05:28:02,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:02,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:02,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:28:02,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:28:02,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,944 INFO L138 Inliner]: procedures = 25, calls = 26, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 108 [2024-11-25 05:28:02,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:02,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:28:02,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:28:02,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:28:02,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,968 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:02,983 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:28:02,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:28:02,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:28:02,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:28:02,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:02" (1/1) ... [2024-11-25 05:28:03,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:03,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:28:03,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:28:03,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:28:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:28:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:28:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:28:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:28:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:28:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:28:03,069 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:28:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:28:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:28:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:28:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:28:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:28:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:28:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:28:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:28:03,072 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:28:03,189 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:28:03,191 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:28:03,430 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:28:03,430 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:28:03,559 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: call #t~mem1#1 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0#1, 4);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:28:03,567 INFO L158 Benchmark]: Toolchain (without parser) took 994.19ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 56.1MB in the end (delta: 38.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:28:03,567 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:03,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.91ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:28:03,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.89ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:03,569 INFO L158 Benchmark]: Boogie Preprocessor took 38.40ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:28:03,569 INFO L158 Benchmark]: RCFGBuilder took 576.19ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 56.1MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:28:03,571 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.91ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.89ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.40ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 576.19ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 56.1MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. 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: call #t~mem1#1 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0#1, 4);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). 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: call #t~mem1#1 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0#1, 4);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:28:03,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3 --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 14a9c1cac7f040ebf84fc8e1c821294cab75b8332a1643f6e05ef67dfff453ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:28:06,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:28:06,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:28:06,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:28:06,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:28:06,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:28:06,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:28:06,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:28:06,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:28:06,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:28:06,586 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:28:06,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:28:06,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:28:06,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:28:06,587 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:28:06,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:06,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:28:06,588 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:28:06,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 14a9c1cac7f040ebf84fc8e1c821294cab75b8332a1643f6e05ef67dfff453ec [2024-11-25 05:28:06,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:28:06,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:28:06,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:28:06,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:28:06,910 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:28:06,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c [2024-11-25 05:28:09,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/610a879eb/89d1d74f32714f92aa3f708e808612e7/FLAG31b70b013 [2024-11-25 05:28:10,340 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:28:10,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c [2024-11-25 05:28:10,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/610a879eb/89d1d74f32714f92aa3f708e808612e7/FLAG31b70b013 [2024-11-25 05:28:10,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/data/610a879eb/89d1d74f32714f92aa3f708e808612e7 [2024-11-25 05:28:10,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:28:10,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:28:10,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:10,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:28:10,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:28:10,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731f2a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10, skipping insertion in model container [2024-11-25 05:28:10,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:28:10,678 WARN L250 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c[2297,2310] [2024-11-25 05:28:10,698 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 05:28:10,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:10,736 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:28:10,775 WARN L250 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_852e0b6c-56f2-4575-83a7-37eb2351f5e4/sv-benchmarks/c/weaver/popl20-bad-counter-queue2.wvr.c[2297,2310] [2024-11-25 05:28:10,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:10,814 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:28:10,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10 WrapperNode [2024-11-25 05:28:10,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:10,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:10,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:28:10,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:28:10,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,884 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 104 [2024-11-25 05:28:10,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:10,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:28:10,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:28:10,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:28:10,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,922 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:28:10,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:28:10,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:28:10,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:28:10,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:10" (1/1) ... [2024-11-25 05:28:10,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:10,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:28:10,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:28:11,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:28:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:28:11,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:28:11,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:28:11,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:28:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:28:11,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:28:11,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:28:11,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 05:28:11,034 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:28:11,133 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:28:11,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:28:11,428 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:28:11,428 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:28:11,625 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: call #t~mem1#1 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0#1)), 4bv32);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:28:11,633 INFO L158 Benchmark]: Toolchain (without parser) took 1258.29ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 50.5MB in the end (delta: 42.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:28:11,637 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:11,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.92ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:28:11,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.99ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:11,638 INFO L158 Benchmark]: Boogie Preprocessor took 62.81ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:11,638 INFO L158 Benchmark]: RCFGBuilder took 682.98ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 50.5MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:28:11,642 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.92ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.99ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.81ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 682.98ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 50.5MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. 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: call #t~mem1#1 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0#1)), 4bv32);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). 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: call #t~mem1#1 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0#1)), 4bv32);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:28:11,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852e0b6c-56f2-4575-83a7-37eb2351f5e4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem1#1 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0#1)), 4bv32);assume { :begin_inline_plus } true;plus_#in~a#1, plus_#in~b#1 := ~counter~0, #t~mem1#1;havoc plus_#res#1;havoc plus_~a#1, plus_~b#1;plus_~a#1 := plus_#in~a#1;plus_~b#1 := plus_#in~b#1;). Is there illegal control flow (e.g. loops) within an atomic block?