./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a ................................................................................................................................................................................................................ 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a ........................................................................................................................................................................................................................ 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 03:11:20,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:11:20,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:11:20,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:11:20,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:11:20,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:11:21,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:11:21,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:11:21,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:11:21,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:11:21,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:11:21,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:11:21,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:11:21,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:11:21,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:11:21,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:11:21,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:11:21,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:11:21,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:11:21,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:11:21,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:11:21,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:11:21,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:11:21,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:11:21,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:11:21,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:11:21,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:11:21,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:11:21,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:11:21,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:11:21,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:11:21,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:11:21,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:11:21,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:11:21,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:11:21,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:11:21,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:11:21,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:11:21,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:11:21,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:11:21,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:11:21,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:11:21,124 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:11:21,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:11:21,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:11:21,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:11:21,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:11:21,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:11:21,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:11:21,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:11:21,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:11:21,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:11:21,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:11:21,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:11:21,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:11:21,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:11:21,127 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:11:21,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:11:21,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:11:21,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:11:21,128 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:11:21,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:11:21,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:11:21,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:21,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:11:21,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:11:21,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:11:21,129 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:11:21,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:11:21,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:11:21,130 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2021-10-29 03:11:21,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:11:21,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:11:21,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:11:21,441 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:11:21,442 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:11:21,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2021-10-29 03:11:21,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/ff57cc220/bb6c2f4a9d0c4e6f87d034e84fc7d685/FLAG423668e3f [2021-10-29 03:11:21,987 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:11:21,989 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2021-10-29 03:11:22,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/ff57cc220/bb6c2f4a9d0c4e6f87d034e84fc7d685/FLAG423668e3f [2021-10-29 03:11:22,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/ff57cc220/bb6c2f4a9d0c4e6f87d034e84fc7d685 [2021-10-29 03:11:22,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:11:22,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:11:22,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:22,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:11:22,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:11:22,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af06ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22, skipping insertion in model container [2021-10-29 03:11:22,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:11:22,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:11:22,573 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2021-10-29 03:11:22,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:22,590 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:11:22,620 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2021-10-29 03:11:22,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:22,640 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:11:22,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22 WrapperNode [2021-10-29 03:11:22,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:22,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:22,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:11:22,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:11:22,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:22,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:11:22,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:11:22,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:11:22,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:11:22,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:11:22,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:11:22,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:11:22,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:22" (1/1) ... [2021-10-29 03:11:22,743 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:22,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:11:22,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:11:22,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:11:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:11:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:11:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:11:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:11:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:11:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:11:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:11:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:11:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:11:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:11:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:11:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:11:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:11:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:11:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:11:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:11:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:11:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:11:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:11:22,814 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 03:11:23,546 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:11:23,547 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:11:23,547 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:11:23,548 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 03:11:23,552 INFO L168 Benchmark]: Toolchain (without parser) took 1185.66 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 53.5 MB in the beginning and 80.8 MB in the end (delta: -27.3 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,553 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory was 69.9 MB in the beginning and 69.8 MB in the end (delta: 99.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.13 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 53.3 MB in the beginning and 99.1 MB in the end (delta: -45.9 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.92 ms. Allocated memory is still 125.8 MB. Free memory was 99.1 MB in the beginning and 97.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,556 INFO L168 Benchmark]: Boogie Preprocessor took 50.60 ms. Allocated memory is still 125.8 MB. Free memory was 97.7 MB in the beginning and 95.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,557 INFO L168 Benchmark]: RCFGBuilder took 815.59 ms. Allocated memory is still 125.8 MB. Free memory was 95.6 MB in the beginning and 80.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:23,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory was 69.9 MB in the beginning and 69.8 MB in the end (delta: 99.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.13 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 53.3 MB in the beginning and 99.1 MB in the end (delta: -45.9 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.92 ms. Allocated memory is still 125.8 MB. Free memory was 99.1 MB in the beginning and 97.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.60 ms. Allocated memory is still 125.8 MB. Free memory was 97.7 MB in the beginning and 95.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 815.59 ms. Allocated memory is still 125.8 MB. Free memory was 95.6 MB in the beginning and 80.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 12.6 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 03:11:23,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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 03:11:26,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:11:26,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:11:26,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:11:26,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:11:26,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:11:26,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:11:26,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:11:26,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:11:26,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:11:26,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:11:26,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:11:26,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:11:26,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:11:26,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:11:26,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:11:26,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:11:26,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:11:26,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:11:26,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:11:26,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:11:26,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:11:26,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:11:26,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:11:26,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:11:26,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:11:26,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:11:26,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:11:26,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:11:26,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:11:26,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:11:26,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:11:26,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:11:26,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:11:26,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:11:26,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:11:26,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:11:26,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:11:26,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:11:26,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:11:26,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:11:26,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:11:26,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:11:26,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:11:26,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:11:26,296 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:11:26,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:11:26,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:11:26,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:11:26,298 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:11:26,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:11:26,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:11:26,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:11:26,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:11:26,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:11:26,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:11:26,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:11:26,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:11:26,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:11:26,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:11:26,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:11:26,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:11:26,303 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:11:26,303 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:11:26,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:11:26,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:26,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:11:26,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:11:26,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:11:26,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:11:26,305 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:11:26,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:11:26,305 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:11:26,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:11:26,306 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2021-10-29 03:11:26,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:11:26,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:11:26,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:11:26,741 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:11:26,742 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:11:26,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2021-10-29 03:11:26,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/c017ddf45/10de8530e8374100871ea2c48e8248ec/FLAG911deacfd [2021-10-29 03:11:27,416 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:11:27,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2021-10-29 03:11:27,428 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/c017ddf45/10de8530e8374100871ea2c48e8248ec/FLAG911deacfd [2021-10-29 03:11:27,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/data/c017ddf45/10de8530e8374100871ea2c48e8248ec [2021-10-29 03:11:27,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:11:27,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:11:27,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:27,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:11:27,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:11:27,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:27" (1/1) ... [2021-10-29 03:11:27,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa1b415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:27, skipping insertion in model container [2021-10-29 03:11:27,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:27" (1/1) ... [2021-10-29 03:11:27,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:11:27,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:11:27,977 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2021-10-29 03:11:28,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:28,010 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 03:11:28,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:11:28,038 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2021-10-29 03:11:28,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:28,048 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:11:28,077 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_1ce40ea9-e2ae-447d-92ac-2253137e97a8/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2021-10-29 03:11:28,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:28,098 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:11:28,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28 WrapperNode [2021-10-29 03:11:28,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:28,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:28,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:11:28,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:11:28,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:28,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:11:28,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:11:28,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:11:28,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:11:28,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:11:28,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:11:28,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:11:28,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:28" (1/1) ... [2021-10-29 03:11:28,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:28,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:11:28,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:11:28,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:11:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:11:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:11:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:11:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:11:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:11:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:11:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:11:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:11:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:11:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:11:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:11:28,279 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 03:11:29,347 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:11:29,347 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:11:29,348 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:11:29,349 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 03:11:29,352 INFO L168 Benchmark]: Toolchain (without parser) took 1589.59 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 37.0 MB in the beginning and 59.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:29,353 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:11:29,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.44 ms. Allocated memory is still 58.7 MB. Free memory was 36.7 MB in the beginning and 37.6 MB in the end (delta: -861.4 kB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:29,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.65 ms. Allocated memory is still 58.7 MB. Free memory was 37.4 MB in the beginning and 35.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:29,360 INFO L168 Benchmark]: Boogie Preprocessor took 40.06 ms. Allocated memory is still 58.7 MB. Free memory was 35.8 MB in the beginning and 33.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:29,361 INFO L168 Benchmark]: RCFGBuilder took 1165.99 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 33.8 MB in the beginning and 59.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:29,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 336.44 ms. Allocated memory is still 58.7 MB. Free memory was 36.7 MB in the beginning and 37.6 MB in the end (delta: -861.4 kB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.65 ms. Allocated memory is still 58.7 MB. Free memory was 37.4 MB in the beginning and 35.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.06 ms. Allocated memory is still 58.7 MB. Free memory was 35.8 MB in the beginning and 33.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1165.99 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 33.8 MB in the beginning and 59.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 15.9 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 03:11:29,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce40ea9-e2ae-447d-92ac-2253137e97a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...