./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:23:31,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:23:31,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:23:31,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:23:31,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:23:31,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:23:31,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:23:31,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:23:31,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:23:31,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:23:31,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:23:31,397 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:23:31,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:23:31,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:31,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:23:31,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:23:31,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:23:31,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:23:31,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:23:31,399 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_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b 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 ! overflow) ) 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 -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2024-12-06 05:23:31,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:23:31,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:23:31,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:23:31,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:23:31,638 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:23:31,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2024-12-06 05:23:34,244 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/cb065e0ad/0b34c363ee8344d396e66a3a586a464e/FLAG421ec0edb [2024-12-06 05:23:34,466 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:23:34,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2024-12-06 05:23:34,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/cb065e0ad/0b34c363ee8344d396e66a3a586a464e/FLAG421ec0edb [2024-12-06 05:23:34,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/cb065e0ad/0b34c363ee8344d396e66a3a586a464e [2024-12-06 05:23:34,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:23:34,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:23:34,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:34,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:23:34,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:23:34,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:34" (1/1) ... [2024-12-06 05:23:34,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adbf9d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:34, skipping insertion in model container [2024-12-06 05:23:34,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:34" (1/1) ... [2024-12-06 05:23:34,856 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:23:34,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:34,988 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:23:35,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:35,018 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:23:35,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35 WrapperNode [2024-12-06 05:23:35,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:35,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:35,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:23:35,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:23:35,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,043 INFO L138 Inliner]: procedures = 21, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-12-06 05:23:35,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:35,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:23:35,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:23:35,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:23:35,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,056 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:23:35,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:23:35,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:23:35,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:23:35,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:35" (1/1) ... [2024-12-06 05:23:35,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:35,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:23:35,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:23:35,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:23:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:23:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:23:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:23:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:23:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:23:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:23:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 05:23:35,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:23:35,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:23:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:23:35,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:23:35,115 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:23:35,193 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:23:35,195 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:23:35,418 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:23:35,418 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:23:35,544 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: #t~post3 := ~counter~0;assume #t~post3 - 1 >= -2147483648;assume #t~post3 - 1 <= 2147483647;~counter~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~i2~0;assume 1 + #t~post4 >= -2147483648;assume 1 + #t~post4 <= 2147483647;~i2~0 := 1 + #t~post4;havoc #t~post4;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:23:35,550 INFO L158 Benchmark]: Toolchain (without parser) took 711.98ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 48.9MB in the end (delta: 43.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:23:35,550 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:23:35,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 180.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:23:35,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.47ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:23:35,552 INFO L158 Benchmark]: Boogie Preprocessor took 20.82ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 824.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:23:35,552 INFO L158 Benchmark]: RCFGBuilder took 483.40ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 48.9MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:23:35,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 180.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.47ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.82ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 824.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 483.40ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 48.9MB in the end (delta: 29.4MB). 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 end of atomic block: #t~post3 := ~counter~0;assume #t~post3 - 1 >= -2147483648;assume #t~post3 - 1 <= 2147483647;~counter~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~i2~0;assume 1 + #t~post4 >= -2147483648;assume 1 + #t~post4 <= 2147483647;~i2~0 := 1 + #t~post4;havoc #t~post4;). 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: #t~post3 := ~counter~0;assume #t~post3 - 1 >= -2147483648;assume #t~post3 - 1 <= 2147483647;~counter~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~i2~0;assume 1 + #t~post4 >= -2147483648;assume 1 + #t~post4 <= 2147483647;~i2~0 := 1 + #t~post4;havoc #t~post4;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:23:35,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/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 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_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:23:37,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:23:37,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 05:23:37,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:23:37,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:23:37,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:23:37,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:23:37,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:23:37,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:23:37,606 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:23:37,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:23:37,607 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:23:37,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:37,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:37,608 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:23:37,608 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_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b 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 ! overflow) ) 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 -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2024-12-06 05:23:37,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:23:37,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:23:37,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:23:37,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:23:37,859 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:23:37,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2024-12-06 05:23:40,475 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/a8aa9caf4/0b1c99ee62194b10971c5b04c51464cd/FLAG1f8527e39 [2024-12-06 05:23:40,698 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:23:40,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2024-12-06 05:23:40,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/a8aa9caf4/0b1c99ee62194b10971c5b04c51464cd/FLAG1f8527e39 [2024-12-06 05:23:41,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/data/a8aa9caf4/0b1c99ee62194b10971c5b04c51464cd [2024-12-06 05:23:41,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:23:41,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:23:41,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:41,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:23:41,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:23:41,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b421e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41, skipping insertion in model container [2024-12-06 05:23:41,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:23:41,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:41,233 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:23:41,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:23:41,269 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:23:41,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41 WrapperNode [2024-12-06 05:23:41,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:23:41,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:41,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:23:41,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:23:41,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,294 INFO L138 Inliner]: procedures = 21, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-12-06 05:23:41,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:23:41,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:23:41,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:23:41,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:23:41,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,310 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:23:41,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:23:41,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:23:41,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:23:41,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:23:41" (1/1) ... [2024-12-06 05:23:41,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:23:41,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:23:41,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:23:41,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:23:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:23:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:23:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:23:41,367 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:23:41,442 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:23:41,444 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:23:41,698 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:23:41,699 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:23:41,852 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: #t~post3 := ~counter~0;assume ~bvsle~33(6442450944bv33, ~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33));assume ~bvsle~33(~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33), 2147483647bv33);~counter~0 := ~bvsub~32(#t~post3, 1bv32);havoc #t~post3;#t~post4 := ~i2~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)), 2147483647bv33);~i2~0 := ~bvadd~32(1bv32, #t~post4);havoc #t~post4;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:23:41,858 INFO L158 Benchmark]: Toolchain (without parser) took 794.00ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 48.6MB in the end (delta: 20.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-06 05:23:41,858 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:23:41,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.20ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 56.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:23:41,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.67ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:23:41,859 INFO L158 Benchmark]: Boogie Preprocessor took 24.26ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:23:41,859 INFO L158 Benchmark]: RCFGBuilder took 536.86ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 48.6MB in the end (delta: 5.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 05:23:41,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.20ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 56.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.67ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.26ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.86ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 48.6MB in the end (delta: 5.8MB). Peak memory consumption was 20.1MB. 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: #t~post3 := ~counter~0;assume ~bvsle~33(6442450944bv33, ~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33));assume ~bvsle~33(~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33), 2147483647bv33);~counter~0 := ~bvsub~32(#t~post3, 1bv32);havoc #t~post3;#t~post4 := ~i2~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)), 2147483647bv33);~i2~0 := ~bvadd~32(1bv32, #t~post4);havoc #t~post4;). 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: #t~post3 := ~counter~0;assume ~bvsle~33(6442450944bv33, ~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33));assume ~bvsle~33(~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33), 2147483647bv33);~counter~0 := ~bvsub~32(#t~post3, 1bv32);havoc #t~post3;#t~post4 := ~i2~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)), 2147483647bv33);~i2~0 := ~bvadd~32(1bv32, #t~post4);havoc #t~post4;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:23:41,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded12712-110d-4d23-b029-78262e20a082/bin/ukojak-verify-CZk0znPC7b/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 end of atomic block: #t~post3 := ~counter~0;assume ~bvsle~33(6442450944bv33, ~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33));assume ~bvsle~33(~bvsub~33(~sign_extend~33~32(#t~post3), 1bv33), 2147483647bv33);~counter~0 := ~bvsub~32(#t~post3, 1bv32);havoc #t~post3;#t~post4 := ~i2~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post4)), 2147483647bv33);~i2~0 := ~bvadd~32(1bv32, #t~post4);havoc #t~post4;). Is there illegal control flow (e.g. loops) within an atomic block?