./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd523f7f98069bc15a8892c75be26f15a858863c31fc6ea863dcd5f92e46c458 ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd523f7f98069bc15a8892c75be26f15a858863c31fc6ea863dcd5f92e46c458 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:04:24,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:04:24,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:04:24,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:04:24,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:04:24,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:04:24,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:04:24,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:04:24,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:04:24,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:04:24,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:04:24,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:04:24,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:04:24,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:04:24,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:04:24,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:04:24,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:04:24,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:04:24,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:04:24,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:04:24,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:04:24,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:04:24,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:04:24,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:04:24,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:04:24,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:04:24,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:04:24,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:04:24,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:04:24,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:04:24,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:04:24,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:04:24,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:04:24,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:04:24,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:04:24,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:04:24,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:04:24,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:04:24,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:04:24,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:04:24,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:04:24,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:04:24,273 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:04:24,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:04:24,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:04:24,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:04:24,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:04:24,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:04:24,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:04:24,276 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:04:24,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:04:24,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:04:24,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:04:24,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:04:24,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:04:24,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:04:24,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:04:24,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:04:24,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:04:24,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:04:24,279 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:04:24,279 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:04:24,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:04:24,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:04:24,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:04:24,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:04:24,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:04:24,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:04:24,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:04:24,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:04:24,281 INFO L138 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_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd523f7f98069bc15a8892c75be26f15a858863c31fc6ea863dcd5f92e46c458 [2021-10-29 04:04:24,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:04:24,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:04:24,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:04:24,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:04:24,587 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:04:24,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2021-10-29 04:04:24,681 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/87c4bbe5a/f42931e4804f451b8b9a66ab7098b2a8/FLAG1653f270a [2021-10-29 04:04:25,173 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:04:25,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2021-10-29 04:04:25,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/87c4bbe5a/f42931e4804f451b8b9a66ab7098b2a8/FLAG1653f270a [2021-10-29 04:04:25,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/87c4bbe5a/f42931e4804f451b8b9a66ab7098b2a8 [2021-10-29 04:04:25,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:04:25,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:04:25,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:04:25,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:04:25,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:04:25,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c7eb60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25, skipping insertion in model container [2021-10-29 04:04:25,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:04:25,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:04:25,785 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c[2087,2100] [2021-10-29 04:04:25,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:04:25,797 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:04:25,816 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c[2087,2100] [2021-10-29 04:04:25,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:04:25,831 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:04:25,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25 WrapperNode [2021-10-29 04:04:25,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:04:25,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:04:25,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:04:25,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:04:25,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:04:25,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:04:25,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:04:25,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:04:25,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:04:25,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:04:25,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:04:25,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:04:25,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:25" (1/1) ... [2021-10-29 04:04:25,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:04:25,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:04:25,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:04:25,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:04:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:04:26,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:04:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:04:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:04:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:04:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:04:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:04:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:04:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:04:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 04:04:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 04:04:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:04:26,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:04:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:04:26,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:04:26,011 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:04:26,461 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:04:26,461 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-29 04:04:26,462 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 04:04:26,463 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-10-29 04:04:26,467 INFO L168 Benchmark]: Toolchain (without parser) took 948.45 ms. Allocated memory is still 98.6 MB. Free memory was 62.4 MB in the beginning and 57.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:26,468 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 78.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:04:26,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.49 ms. Allocated memory is still 98.6 MB. Free memory was 62.2 MB in the beginning and 74.7 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:26,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.55 ms. Allocated memory is still 98.6 MB. Free memory was 74.5 MB in the beginning and 72.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:26,472 INFO L168 Benchmark]: Boogie Preprocessor took 22.68 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 71.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:26,473 INFO L168 Benchmark]: RCFGBuilder took 572.51 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 57.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:26,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 78.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 304.49 ms. Allocated memory is still 98.6 MB. Free memory was 62.2 MB in the beginning and 74.7 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.55 ms. Allocated memory is still 98.6 MB. Free memory was 74.5 MB in the beginning and 72.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.68 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 71.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 572.51 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 57.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:04:26,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:04:29,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:04:29,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:04:29,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:04:29,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:04:29,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:04:29,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:04:29,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:04:29,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:04:29,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:04:29,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:04:29,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:04:29,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:04:29,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:04:29,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:04:29,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:04:29,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:04:29,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:04:29,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:04:29,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:04:29,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:04:29,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:04:29,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:04:29,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:04:29,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:04:29,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:04:29,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:04:29,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:04:29,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:04:29,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:04:29,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:04:29,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:04:29,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:04:29,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:04:29,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:04:29,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:04:29,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:04:29,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:04:29,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:04:29,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:04:29,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:04:29,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:04:29,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:04:29,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:04:29,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:04:29,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:04:29,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:04:29,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:04:29,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:04:29,161 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:04:29,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:04:29,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:04:29,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:04:29,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:04:29,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:04:29,163 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:04:29,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:04:29,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:04:29,165 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:04:29,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:04:29,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:04:29,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:04:29,166 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:04:29,166 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:04:29,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:04:29,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:04:29,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:04:29,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:04:29,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:04:29,168 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:04:29,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:04:29,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:04:29,169 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:04:29,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:04:29,170 INFO L138 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_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd523f7f98069bc15a8892c75be26f15a858863c31fc6ea863dcd5f92e46c458 [2021-10-29 04:04:29,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:04:29,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:04:29,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:04:29,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:04:29,662 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:04:29,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2021-10-29 04:04:29,750 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/de9ab4f01/d3e3802b390f4639bd45f9a03f3fce23/FLAGd6ec7aaba [2021-10-29 04:04:30,353 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:04:30,353 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2021-10-29 04:04:30,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/de9ab4f01/d3e3802b390f4639bd45f9a03f3fce23/FLAGd6ec7aaba [2021-10-29 04:04:30,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/data/de9ab4f01/d3e3802b390f4639bd45f9a03f3fce23 [2021-10-29 04:04:30,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:04:30,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:04:30,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:04:30,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:04:30,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:04:30,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:30,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c69780d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30, skipping insertion in model container [2021-10-29 04:04:30,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:30,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:04:30,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:04:30,912 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c[2087,2100] [2021-10-29 04:04:30,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:04:30,934 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:04:30,960 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c[2087,2100] [2021-10-29 04:04:30,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:04:30,984 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:04:30,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30 WrapperNode [2021-10-29 04:04:30,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:04:30,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:04:30,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:04:30,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:04:30,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:04:31,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:04:31,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:04:31,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:04:31,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:04:31,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:04:31,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:04:31,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:04:31,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:04:30" (1/1) ... [2021-10-29 04:04:31,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:04:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:04:31,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:04:31,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:04:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:04:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:04:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:04:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:04:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:04:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:04:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:04:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:04:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 04:04:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 04:04:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:04:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:04:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:04:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:04:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:04:31,166 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:04:31,709 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:04:31,710 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-29 04:04:31,711 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 04:04:31,711 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-10-29 04:04:31,716 INFO L168 Benchmark]: Toolchain (without parser) took 1008.82 ms. Allocated memory is still 88.1 MB. Free memory was 53.6 MB in the beginning and 54.8 MB in the end (delta: -1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:04:31,717 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.1 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:04:31,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.00 ms. Allocated memory is still 88.1 MB. Free memory was 53.3 MB in the beginning and 72.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:31,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.36 ms. Allocated memory is still 88.1 MB. Free memory was 72.6 MB in the beginning and 71.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:31,720 INFO L168 Benchmark]: Boogie Preprocessor took 38.49 ms. Allocated memory is still 88.1 MB. Free memory was 71.1 MB in the beginning and 70.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:04:31,720 INFO L168 Benchmark]: RCFGBuilder took 626.93 ms. Allocated memory is still 88.1 MB. Free memory was 69.7 MB in the beginning and 54.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:04:31,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.1 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 276.00 ms. Allocated memory is still 88.1 MB. Free memory was 53.3 MB in the beginning and 72.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.36 ms. Allocated memory is still 88.1 MB. Free memory was 72.6 MB in the beginning and 71.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.49 ms. Allocated memory is still 88.1 MB. Free memory was 71.1 MB in the beginning and 70.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 626.93 ms. Allocated memory is still 88.1 MB. Free memory was 69.7 MB in the beginning and 54.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:04:31,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f34273-94fe-45de-9c0a-0a6ab2fa11f8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...