./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm --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 ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:49:59,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:00,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:50:00,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:50:00,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:50:00,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:00,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:00,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:00,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:00,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:00,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:00,120 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:00,121 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:00,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:00,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:50:00,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:00,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:00,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:00,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:00,124 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:00,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:00,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:00,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:00,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:00,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:00,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:50:00,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:50:00,125 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_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm 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 -> ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 [2024-11-13 22:50:00,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:00,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:00,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:00,446 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:00,447 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:00,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c Unable to find full path for "g++" [2024-11-13 22:50:02,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:02,762 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:02,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2024-11-13 22:50:02,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/974ff4e52/ecc507c7b9a948108d0139af2795cd9d/FLAG11f96daaa [2024-11-13 22:50:02,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/974ff4e52/ecc507c7b9a948108d0139af2795cd9d [2024-11-13 22:50:02,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:02,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:02,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:02,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:02,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:02,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:02" (1/1) ... [2024-11-13 22:50:02,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472166fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:02, skipping insertion in model container [2024-11-13 22:50:02,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:02" (1/1) ... [2024-11-13 22:50:02,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:03,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:03,097 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:03,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:03,187 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:03,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03 WrapperNode [2024-11-13 22:50:03,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:03,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:03,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:03,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:03,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,237 INFO L138 Inliner]: procedures = 25, calls = 74, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 122 [2024-11-13 22:50:03,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:03,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:03,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:03,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:03,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:03,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:03,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:03,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:03,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:03,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:03,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:03,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:03,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:50:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:50:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:50:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:50:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:50:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:50:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:50:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:50:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:50:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:50:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:50:03,338 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:50:03,462 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:03,464 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:04,024 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:50:04,025 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:04,382 WARN L1754 r$LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 22:50:04,410 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume 1 + #t~post16 >= -2147483648;assume 1 + #t~post16 <= 2147483647;~client_back~0 := 1 + #t~post16;havoc #t~post16;). 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:303) 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) [2024-11-13 22:50:04,415 INFO L158 Benchmark]: Toolchain (without parser) took 1610.26ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 101.4MB in the end (delta: 17.6MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:04,415 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:04,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.41ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 105.1MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:04,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.90ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:04,416 INFO L158 Benchmark]: Boogie Preprocessor took 29.73ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:04,417 INFO L158 Benchmark]: RCFGBuilder took 1141.95ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 101.4MB in the end (delta: 612.6kB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-11-13 22:50:04,419 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.41ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 105.1MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.90ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.73ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1141.95ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 101.4MB in the end (delta: 612.6kB). Peak memory consumption was 64.7MB. 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume 1 + #t~post16 >= -2147483648;assume 1 + #t~post16 <= 2147483647;~client_back~0 := 1 + #t~post16;havoc #t~post16;). 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume 1 + #t~post16 >= -2147483648;assume 1 + #t~post16 <= 2147483647;~client_back~0 := 1 + #t~post16;havoc #t~post16;). 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. [2024-11-13 22:50:04,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/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_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm --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 ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:07,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:07,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 22:50:07,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:07,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:07,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:07,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:07,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:07,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:07,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:07,356 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:50:07,357 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:50:07,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:07,357 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:07,358 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:07,358 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:07,359 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:07,359 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:50:07,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:07,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:07,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:07,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:07,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:07,360 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:50:07,360 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:07,360 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:50:07,361 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_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm 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 -> ec2334e7e9ec2636c6abf161aed91fff94fbff3709d38c7edad92256c3b5dc81 [2024-11-13 22:50:07,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:07,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:07,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:07,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:07,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:07,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-commit-2.wvr.c Unable to find full path for "g++" [2024-11-13 22:50:09,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:09,923 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:09,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/sv-benchmarks/c/weaver/popl20-commit-2.wvr.c [2024-11-13 22:50:09,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/8d43451b2/7fc4f6b2b1934b12ab056fb00d63bdfe/FLAGb7dff3627 [2024-11-13 22:50:09,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/data/8d43451b2/7fc4f6b2b1934b12ab056fb00d63bdfe [2024-11-13 22:50:09,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:09,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:09,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:09,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:09,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:09,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:09" (1/1) ... [2024-11-13 22:50:09,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1a7848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:09, skipping insertion in model container [2024-11-13 22:50:09,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:09" (1/1) ... [2024-11-13 22:50:10,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:10,208 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:50:10,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:10,225 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:10,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:10,284 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:10,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10 WrapperNode [2024-11-13 22:50:10,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:10,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:10,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:10,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:10,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,318 INFO L138 Inliner]: procedures = 27, calls = 74, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2024-11-13 22:50:10,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:10,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:10,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:10,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:10,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:10,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:10,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:10,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:10,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:10" (1/1) ... [2024-11-13 22:50:10,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:10,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:10,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:10,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:50:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:50:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:50:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:50:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:50:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:50:10,436 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:50:10,569 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:10,571 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:11,329 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:50:11,330 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:11,733 WARN L1754 r$LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 22:50:11,759 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)), 2147483647bv33);~client_back~0 := ~bvadd~32(1bv32, #t~post16);havoc #t~post16;). 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:50:11,765 INFO L158 Benchmark]: Toolchain (without parser) took 1796.74ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 60.3MB in the beginning and 49.7MB in the end (delta: 10.6MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:11,768 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:11,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.84ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 45.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:50:11,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.52ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:11,769 INFO L158 Benchmark]: Boogie Preprocessor took 53.04ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:11,770 INFO L158 Benchmark]: RCFGBuilder took 1390.57ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 49.7MB in the end (delta: -8.0MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-13 22:50:11,773 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.84ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 45.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.52ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.04ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1390.57ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 49.7MB in the end (delta: -8.0MB). Peak memory consumption was 22.6MB. 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)), 2147483647bv33);~client_back~0 := ~bvadd~32(1bv32, #t~post16);havoc #t~post16;). 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: havoc #t~mem15;#t~post16 := ~client_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)), 2147483647bv33);~client_back~0 := ~bvadd~32(1bv32, #t~post16);havoc #t~post16;). 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. [2024-11-13 22:50:11,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357fefde-4fba-41ed-813d-a1fc397d181b/bin/ukojak-verify-EEHR8qb7sm/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: havoc #t~mem15;#t~post16 := ~client_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post16)), 2147483647bv33);~client_back~0 := ~bvadd~32(1bv32, #t~post16);havoc #t~post16;). Is there illegal control flow (e.g. loops) within an atomic block?