./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-figure3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-figure3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9 --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 a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:17:00,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:17:00,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:17:00,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:17:00,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:17:00,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:17:00,778 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:17:00,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:17:00,779 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:17:00,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:17:00,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:17:00,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:17:00,782 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:17:00,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:17:00,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:17:00,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:17:00,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:17:00,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:17:00,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:17:00,785 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:17:00,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:17:00,788 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:17:00,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:17:00,789 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:17:00,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:17:00,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:17:00,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:17:00,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:17:00,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:00,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:17:00,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:17:00,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:17:00,793 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:17:00,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:17:00,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:17:00,794 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 [2023-12-03 02:17:00,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:17:01,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:17:01,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:17:01,022 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:17:01,022 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:17:01,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-figure3.wvr.c [2023-12-03 02:17:03,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:17:03,918 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:17:03,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/sv-benchmarks/c/weaver/popl20-figure3.wvr.c [2023-12-03 02:17:03,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/81e8d5e6f/698bf5aeca254297b8df0907c3c19aff/FLAG2ae54c5c4 [2023-12-03 02:17:03,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/81e8d5e6f/698bf5aeca254297b8df0907c3c19aff [2023-12-03 02:17:03,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:17:03,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:17:03,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:03,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:17:03,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:17:03,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:03" (1/1) ... [2023-12-03 02:17:03,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e8680f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:03, skipping insertion in model container [2023-12-03 02:17:03,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:03" (1/1) ... [2023-12-03 02:17:03,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:04,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:04,114 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:17:04,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:04,139 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:04,140 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:04,145 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:17:04,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04 WrapperNode [2023-12-03 02:17:04,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:04,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:04,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:17:04,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:17:04,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,172 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2023-12-03 02:17:04,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:04,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:17:04,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:17:04,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:17:04,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:17:04,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:17:04,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:17:04,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:17:04,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:04" (1/1) ... [2023-12-03 02:17:04,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:04,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:17:04,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:17:04,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:17:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:17:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:17:04,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:17:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:17:04,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:17:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:17:04,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:17:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:17:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:17:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:17:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:17:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:17:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:17:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:17:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:17:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:17:04,251 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:17:04,355 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:17:04,358 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:17:04,522 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:17:04,562 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:17:04,566 INFO L158 Benchmark]: Toolchain (without parser) took 624.32ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 93.7MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 02:17:04,567 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:04,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.07ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 111.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:17:04,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.67ms. Allocated memory is still 155.2MB. Free memory was 111.1MB in the beginning and 109.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:04,569 INFO L158 Benchmark]: Boogie Preprocessor took 20.25ms. Allocated memory is still 155.2MB. Free memory was 109.7MB in the beginning and 108.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:04,570 INFO L158 Benchmark]: RCFGBuilder took 370.91ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 93.7MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 02:17:04,573 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.07ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 111.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.67ms. Allocated memory is still 155.2MB. Free memory was 111.1MB in the beginning and 109.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.25ms. Allocated memory is still 155.2MB. Free memory was 109.7MB in the beginning and 108.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.91ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 93.7MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:17:04,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-figure3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9 --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 a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:17:06,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:17:06,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:17:06,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:17:06,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:17:06,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:17:06,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:17:06,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:17:06,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:17:06,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:17:06,649 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:17:06,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:17:06,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:17:06,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:17:06,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:17:06,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:17:06,651 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:17:06,652 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:17:06,652 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:17:06,653 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:17:06,653 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:17:06,654 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:17:06,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:17:06,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:17:06,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:17:06,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:17:06,656 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:17:06,656 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:06,657 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:06,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:17:06,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:06,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:17:06,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:17:06,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:17:06,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:17:06,660 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:06,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:17:06,660 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:17:06,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:06,660 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 [2023-12-03 02:17:06,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:17:06,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:17:06,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:17:06,966 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:17:06,966 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:17:06,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-figure3.wvr.c [2023-12-03 02:17:09,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:17:09,914 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:17:09,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/sv-benchmarks/c/weaver/popl20-figure3.wvr.c [2023-12-03 02:17:09,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/ebfdbafa1/c8ca44cf2a344cdeaf28599ab53902e1/FLAG929bad8be [2023-12-03 02:17:09,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/data/ebfdbafa1/c8ca44cf2a344cdeaf28599ab53902e1 [2023-12-03 02:17:09,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:17:09,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:17:09,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:09,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:17:09,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:17:09,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:09" (1/1) ... [2023-12-03 02:17:09,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357b323f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:09, skipping insertion in model container [2023-12-03 02:17:09,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:09" (1/1) ... [2023-12-03 02:17:09,961 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:10,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:10,134 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:17:10,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:10,163 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:10,163 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:10,171 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:17:10,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10 WrapperNode [2023-12-03 02:17:10,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:10,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:10,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:17:10,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:17:10,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,206 INFO L138 Inliner]: procedures = 23, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2023-12-03 02:17:10,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:10,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:17:10,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:17:10,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:17:10,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:17:10,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:17:10,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:17:10,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:17:10,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:10" (1/1) ... [2023-12-03 02:17:10,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:10,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:17:10,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:17:10,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:17:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:17:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:17:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:17:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:17:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:17:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:17:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:17:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:17:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:17:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:17:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:17:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:17:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:17:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:17:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:17:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:17:10,307 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:17:10,425 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:17:10,427 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:17:10,614 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:17:10,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:17:10,662 INFO L158 Benchmark]: Toolchain (without parser) took 727.72ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 48.5MB in the end (delta: 6.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:10,663 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:10,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.44ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 43.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:17:10,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.30ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 42.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:10,664 INFO L158 Benchmark]: Boogie Preprocessor took 29.35ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:10,665 INFO L158 Benchmark]: RCFGBuilder took 423.05ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 48.5MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:17:10,668 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.44ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 43.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.30ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 42.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.35ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.05ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 48.5MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:17:10,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe6bf70-81d7-4401-a4c2-14c8e3d35086/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?