./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons.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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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 f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 .......................................................................................................................................................................................................... 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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 f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 .................................................................................................................................................................................................................. 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 03:27:11,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:27:11,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:27:12,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:27:12,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:27:12,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:27:12,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:27:12,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:27:12,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:27:12,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:27:12,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:27:12,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:27:12,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:27:12,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:27:12,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:27:12,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:27:12,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:27:12,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:27:12,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:27:12,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:27:12,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:27:12,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:27:12,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:27:12,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:27:12,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:27:12,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:27:12,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:27:12,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:27:12,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:27:12,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:27:12,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:27:12,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:27:12,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:27:12,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:27:12,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:27:12,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:27:12,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:27:12,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:27:12,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:27:12,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:27:12,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:27:12,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:27:12,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:27:12,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:27:12,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:27:12,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:27:12,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:27:12,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:27:12,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:27:12,149 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:27:12,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:27:12,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:27:12,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:27:12,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:27:12,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:27:12,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:27:12,150 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:27:12,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:27:12,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:27:12,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:27:12,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:27:12,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:27:12,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:27:12,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:27:12,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:27:12,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:27:12,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:27:12,153 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:27:12,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:27:12,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:27:12,154 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 [2021-10-29 03:27:12,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:27:12,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:27:12,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:27:12,478 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:27:12,480 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:27:12,482 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2021-10-29 03:27:12,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/9eedc7607/4700f6fdb5ac4dd188c73a292b250834/FLAG6a98d2a49 [2021-10-29 03:27:13,089 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:27:13,094 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2021-10-29 03:27:13,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/9eedc7607/4700f6fdb5ac4dd188c73a292b250834/FLAG6a98d2a49 [2021-10-29 03:27:13,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/9eedc7607/4700f6fdb5ac4dd188c73a292b250834 [2021-10-29 03:27:13,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:27:13,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:27:13,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:27:13,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:27:13,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:27:13,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63262229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13, skipping insertion in model container [2021-10-29 03:27:13,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:27:13,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:27:13,664 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2021-10-29 03:27:13,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:27:13,681 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:27:13,706 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2021-10-29 03:27:13,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:27:13,724 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:27:13,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13 WrapperNode [2021-10-29 03:27:13,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:27:13,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:27:13,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:27:13,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:27:13,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:27:13,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:27:13,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:27:13,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:27:13,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:27:13,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:27:13,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:27:13,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:27:13,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:13" (1/1) ... [2021-10-29 03:27:13,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:27:13,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:27:13,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:27:13,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:27:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:27:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:27:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:27:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:27:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:27:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:27:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:27:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:27:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:27:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:27:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:27:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:27:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:27:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:27:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:27:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:27:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:27:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:27:13,903 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 03:27:14,548 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:27:14,548 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:27:14,550 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L56 is neither atomic block end nor a sink node. [2021-10-29 03:27:14,551 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 03:27:14,555 INFO L168 Benchmark]: Toolchain (without parser) took 1127.70 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 51.1 MB in the beginning and 56.6 MB in the end (delta: -5.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:14,556 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory was 67.6 MB in the beginning and 67.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:27:14,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.27 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.9 MB in the beginning and 81.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:14,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.81 ms. Allocated memory is still 107.0 MB. Free memory was 81.1 MB in the beginning and 79.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:14,558 INFO L168 Benchmark]: Boogie Preprocessor took 34.17 ms. Allocated memory is still 107.0 MB. Free memory was 79.3 MB in the beginning and 77.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:27:14,559 INFO L168 Benchmark]: RCFGBuilder took 740.27 ms. Allocated memory is still 107.0 MB. Free memory was 77.9 MB in the beginning and 56.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:14,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory was 67.6 MB in the beginning and 67.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 297.27 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.9 MB in the beginning and 81.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.81 ms. Allocated memory is still 107.0 MB. Free memory was 81.1 MB in the beginning and 79.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.17 ms. Allocated memory is still 107.0 MB. Free memory was 79.3 MB in the beginning and 77.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 740.27 ms. Allocated memory is still 107.0 MB. Free memory was 77.9 MB in the beginning and 56.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 23.1 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 03:27:14,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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 03:27:17,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:27:17,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:27:17,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:27:17,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:27:17,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:27:17,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:27:17,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:27:17,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:27:17,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:27:17,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:27:17,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:27:17,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:27:17,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:27:17,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:27:17,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:27:17,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:27:17,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:27:17,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:27:17,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:27:17,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:27:17,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:27:17,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:27:17,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:27:17,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:27:17,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:27:17,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:27:17,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:27:17,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:27:17,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:27:17,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:27:17,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:27:17,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:27:17,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:27:17,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:27:17,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:27:17,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:27:17,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:27:17,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:27:17,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:27:17,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:27:17,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:27:17,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:27:17,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:27:17,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:27:17,316 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:27:17,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:27:17,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:27:17,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:27:17,319 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:27:17,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:27:17,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:27:17,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:27:17,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:27:17,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:27:17,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:27:17,321 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:27:17,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:27:17,322 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:27:17,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:27:17,322 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:27:17,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:27:17,323 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:27:17,323 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:27:17,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:27:17,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:27:17,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:27:17,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:27:17,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:27:17,324 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:27:17,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:27:17,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:27:17,325 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:27:17,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:27:17,326 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 [2021-10-29 03:27:17,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:27:17,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:27:17,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:27:17,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:27:17,788 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:27:17,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2021-10-29 03:27:17,864 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/150e7674e/35839f4281f64efe966989a8bc3bec2c/FLAGf971da618 [2021-10-29 03:27:18,501 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:27:18,502 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2021-10-29 03:27:18,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/150e7674e/35839f4281f64efe966989a8bc3bec2c/FLAGf971da618 [2021-10-29 03:27:18,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/data/150e7674e/35839f4281f64efe966989a8bc3bec2c [2021-10-29 03:27:18,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:27:18,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:27:18,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:27:18,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:27:18,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:27:18,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:27:18" (1/1) ... [2021-10-29 03:27:18,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f711767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:18, skipping insertion in model container [2021-10-29 03:27:18,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:27:18" (1/1) ... [2021-10-29 03:27:18,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:27:18,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:27:19,045 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2021-10-29 03:27:19,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:27:19,068 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 03:27:19,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:27:19,091 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2021-10-29 03:27:19,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:27:19,142 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:27:19,178 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_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2021-10-29 03:27:19,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:27:19,199 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:27:19,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19 WrapperNode [2021-10-29 03:27:19,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:27:19,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:27:19,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:27:19,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:27:19,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:27:19,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:27:19,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:27:19,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:27:19,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:27:19,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:27:19,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:27:19,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:27:19,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:27:19" (1/1) ... [2021-10-29 03:27:19,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:27:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:27:19,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:27:19,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:27:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:27:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:27:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:27:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:27:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:27:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:27:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:27:19,390 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 03:27:20,305 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:27:20,306 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:27:20,307 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L56 is neither atomic block end nor a sink node. [2021-10-29 03:27:20,307 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 03:27:20,311 INFO L168 Benchmark]: Toolchain (without parser) took 1477.90 ms. Allocated memory is still 65.0 MB. Free memory was 44.2 MB in the beginning and 38.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:20,312 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 65.0 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:27:20,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.74 ms. Allocated memory is still 65.0 MB. Free memory was 44.1 MB in the beginning and 46.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:20,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.67 ms. Allocated memory is still 65.0 MB. Free memory was 46.4 MB in the beginning and 44.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:20,314 INFO L168 Benchmark]: Boogie Preprocessor took 35.69 ms. Allocated memory is still 65.0 MB. Free memory was 44.7 MB in the beginning and 43.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:27:20,315 INFO L168 Benchmark]: RCFGBuilder took 1028.85 ms. Allocated memory is still 65.0 MB. Free memory was 43.1 MB in the beginning and 38.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:27:20,322 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 65.0 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 363.74 ms. Allocated memory is still 65.0 MB. Free memory was 44.1 MB in the beginning and 46.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.67 ms. Allocated memory is still 65.0 MB. Free memory was 46.4 MB in the beginning and 44.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.69 ms. Allocated memory is still 65.0 MB. Free memory was 44.7 MB in the beginning and 43.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1028.85 ms. Allocated memory is still 65.0 MB. Free memory was 43.1 MB in the beginning and 38.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 21.1 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 03:27:20,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ccaf03c-a26f-4836-bb89-e4f1774aa52a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...