./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-symm.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_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/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_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/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_6b10b471-7e9e-4ff2-9452-e88998135041/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 64fd5c9a7c03c96af66cf5f857887398d304caaa83220f1caa01f4ec8c71700a ......................................................................................................................................................................................................... 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_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/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_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/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_6b10b471-7e9e-4ff2-9452-e88998135041/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 64fd5c9a7c03c96af66cf5f857887398d304caaa83220f1caa01f4ec8c71700a ............................................................................................................................................................................................................. 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 02:54:00,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:00,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:00,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:00,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:00,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:00,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:00,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:00,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:00,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:00,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:00,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:00,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:00,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:00,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:00,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:00,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:00,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:00,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:00,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:00,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:00,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:00,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:00,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:00,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:00,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:00,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:00,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:00,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:00,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:00,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:00,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:00,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:00,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:00,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:00,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:00,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:00,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:00,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:00,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:00,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:00,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:54:00,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:00,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:00,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:00,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:00,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:00,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:00,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:00,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:54:00,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:54:00,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:54:00,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:00,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:00,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:00,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:00,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:00,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:00,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:00,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:00,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:00,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:00,136 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:54:00,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:54:00,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:00,137 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_6b10b471-7e9e-4ff2-9452-e88998135041/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64fd5c9a7c03c96af66cf5f857887398d304caaa83220f1caa01f4ec8c71700a [2021-10-29 02:54:00,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:00,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:00,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:00,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:00,456 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:00,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2021-10-29 02:54:00,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e675a1975/9092a9e537604588832a222055957714/FLAG5b95caac8 [2021-10-29 02:54:00,961 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:00,961 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2021-10-29 02:54:00,977 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e675a1975/9092a9e537604588832a222055957714/FLAG5b95caac8 [2021-10-29 02:54:01,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e675a1975/9092a9e537604588832a222055957714 [2021-10-29 02:54:01,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:01,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:01,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:01,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:01,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:01,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f65efa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01, skipping insertion in model container [2021-10-29 02:54:01,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:01,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:01,598 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_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[2986,2999] [2021-10-29 02:54:01,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:01,614 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:54:01,637 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_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[2986,2999] [2021-10-29 02:54:01,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:01,651 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:54:01,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01 WrapperNode [2021-10-29 02:54:01,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:01,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:01,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:54:01,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:54:01,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:01,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:54:01,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:54:01,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:54:01,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:54:01,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:54:01,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:54:01,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:54:01,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:01,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:54:01,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:54:01,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:54:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-10-29 02:54:01,787 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-10-29 02:54:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 02:54:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 02:54:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 02:54:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 02:54:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 02:54:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 02:54:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:54:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:54:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 02:54:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 02:54:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 02:54:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:54:01,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:54:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 02:54:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 02:54:01,791 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 02:54:02,539 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:54:02,539 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 02:54:02,540 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2021-10-29 02:54:02,541 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 02:54:02,548 INFO L168 Benchmark]: Toolchain (without parser) took 1181.18 ms. Allocated memory is still 104.9 MB. Free memory was 68.4 MB in the beginning and 52.7 MB in the end (delta: 15.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:02,548 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 84.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:02,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.12 ms. Allocated memory is still 104.9 MB. Free memory was 68.2 MB in the beginning and 79.5 MB in the end (delta: -11.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:02,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.55 ms. Allocated memory is still 104.9 MB. Free memory was 79.5 MB in the beginning and 77.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:02,551 INFO L168 Benchmark]: Boogie Preprocessor took 25.12 ms. Allocated memory is still 104.9 MB. Free memory was 77.8 MB in the beginning and 76.9 MB in the end (delta: 912.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:02,552 INFO L168 Benchmark]: RCFGBuilder took 828.51 ms. Allocated memory is still 104.9 MB. Free memory was 76.6 MB in the beginning and 52.7 MB in the end (delta: 23.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:02,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 84.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.12 ms. Allocated memory is still 104.9 MB. Free memory was 68.2 MB in the beginning and 79.5 MB in the end (delta: -11.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.55 ms. Allocated memory is still 104.9 MB. Free memory was 79.5 MB in the beginning and 77.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.12 ms. Allocated memory is still 104.9 MB. Free memory was 77.8 MB in the beginning and 76.9 MB in the end (delta: 912.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 828.51 ms. Allocated memory is still 104.9 MB. Free memory was 76.6 MB in the beginning and 52.7 MB in the end (delta: 23.9 MB). Peak memory consumption was 25.2 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 02:54:02,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:05,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:05,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:05,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:05,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:05,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:05,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:05,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:05,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:05,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:05,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:05,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:05,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:05,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:05,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:05,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:05,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:05,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:05,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:05,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:05,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:05,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:05,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:05,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:05,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:05,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:05,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:05,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:05,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:05,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:05,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:05,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:05,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:05,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:05,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:05,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:05,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:05,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:05,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:05,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:05,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:05,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 02:54:05,328 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:05,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:05,330 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:05,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:05,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:05,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:05,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:05,333 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:54:05,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:54:05,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:05,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:05,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:05,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:05,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 02:54:05,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 02:54:05,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 02:54:05,335 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:54:05,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:05,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:05,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:05,336 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:05,336 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:05,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:05,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:05,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:05,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:05,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:05,338 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 02:54:05,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 02:54:05,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:05,339 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 02:54:05,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 02:54:05,339 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_6b10b471-7e9e-4ff2-9452-e88998135041/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64fd5c9a7c03c96af66cf5f857887398d304caaa83220f1caa01f4ec8c71700a [2021-10-29 02:54:05,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:05,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:05,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:05,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:05,781 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:05,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2021-10-29 02:54:05,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e479a41fd/4332249dbfa042de98d47c88d80fd316/FLAGec0fd7b69 [2021-10-29 02:54:06,357 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:06,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2021-10-29 02:54:06,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e479a41fd/4332249dbfa042de98d47c88d80fd316/FLAGec0fd7b69 [2021-10-29 02:54:06,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/data/e479a41fd/4332249dbfa042de98d47c88d80fd316 [2021-10-29 02:54:06,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:06,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:06,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:06,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:06,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:06,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:06" (1/1) ... [2021-10-29 02:54:06,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4061c584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:06, skipping insertion in model container [2021-10-29 02:54:06,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:06" (1/1) ... [2021-10-29 02:54:06,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:06,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:06,943 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_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[2986,2999] [2021-10-29 02:54:06,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:06,963 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:54:06,993 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_6b10b471-7e9e-4ff2-9452-e88998135041/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[2986,2999] [2021-10-29 02:54:06,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:07,031 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:54:07,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07 WrapperNode [2021-10-29 02:54:07,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:07,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:07,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:54:07,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:54:07,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:07,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:54:07,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:54:07,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:54:07,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:54:07,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:54:07,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:54:07,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:54:07,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:07" (1/1) ... [2021-10-29 02:54:07,174 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:07,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:54:07,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:54:07,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:54:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-10-29 02:54:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-10-29 02:54:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 02:54:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 02:54:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 02:54:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 02:54:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 02:54:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 02:54:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 02:54:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:54:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 02:54:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 02:54:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 02:54:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:54:07,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:54:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 02:54:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 02:54:07,262 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 02:54:07,998 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:54:07,998 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 02:54:07,999 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2021-10-29 02:54:08,000 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 02:54:08,004 INFO L168 Benchmark]: Toolchain (without parser) took 1285.14 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.8 MB in the beginning and 37.1 MB in the end (delta: -6.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:08,005 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:08,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.86 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.6 MB in the beginning and 49.1 MB in the end (delta: -18.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:08,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.78 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 47.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:08,008 INFO L168 Benchmark]: Boogie Preprocessor took 61.73 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 46.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:08,009 INFO L168 Benchmark]: RCFGBuilder took 839.84 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 37.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:08,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 304.86 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.6 MB in the beginning and 49.1 MB in the end (delta: -18.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.78 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 47.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.73 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 46.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 839.84 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 37.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 13.9 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 02:54:08,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b10b471-7e9e-4ff2-9452-e88998135041/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...