./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN --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 3a95f2ef87fd1cf5c8213f05c50508f1a1765fc5482d62813e9c15181aaf2ab6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:39:20,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:39:20,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:39:20,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:39:20,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:39:20,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:39:20,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:39:20,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:39:20,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:39:20,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:39:20,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:39:20,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:39:20,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:39:20,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:39:20,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:39:20,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:39:20,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:39:20,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:39:20,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:39:20,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:39:20,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:39:20,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:39:20,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:39:20,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:39:20,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:39:20,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:39:20,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:39:20,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:39:20,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:39:20,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:39:20,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:39:20,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:39:20,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:39:20,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:39:20,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:39:20,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:39:20,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:39:20,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:39:20,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:39:20,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:39:20,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:39:20,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:39:20,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:39:20,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:39:20,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:39:20,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:39:20,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:39:20,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:39:20,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:39:20,614 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:39:20,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:39:20,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:39:20,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:39:20,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:39:20,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:39:20,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:39:20,623 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:39:20,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:39:20,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:39:20,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:39:20,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:39:20,624 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:39:20,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:39:20,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:39:20,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:39:20,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:39:20,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:39:20,625 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:39:20,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:39:20,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:39:20,626 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_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a95f2ef87fd1cf5c8213f05c50508f1a1765fc5482d62813e9c15181aaf2ab6 [2021-11-21 04:39:20,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:39:20,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:39:20,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:39:20,953 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:39:20,955 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:39:20,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2021-11-21 04:39:21,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/da39a4a43/1631f4d2f9b043cc8db9464b6a271b68/FLAG04bcb52cc [2021-11-21 04:39:21,522 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:39:21,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2021-11-21 04:39:21,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/da39a4a43/1631f4d2f9b043cc8db9464b6a271b68/FLAG04bcb52cc [2021-11-21 04:39:21,876 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/da39a4a43/1631f4d2f9b043cc8db9464b6a271b68 [2021-11-21 04:39:21,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:39:21,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:39:21,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:39:21,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:39:21,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:39:21,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:39:21" (1/1) ... [2021-11-21 04:39:21,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465b5e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:21, skipping insertion in model container [2021-11-21 04:39:21,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:39:21" (1/1) ... [2021-11-21 04:39:21,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:39:21,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:39:22,116 WARN L230 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_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2021-11-21 04:39:22,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:39:22,133 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:39:22,156 WARN L230 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_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2021-11-21 04:39:22,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:39:22,175 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:39:22,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22 WrapperNode [2021-11-21 04:39:22,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:39:22,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:39:22,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:39:22,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:39:22,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,216 INFO L137 Inliner]: procedures = 25, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2021-11-21 04:39:22,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:39:22,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:39:22,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:39:22,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:39:22,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:39:22,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:39:22,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:39:22,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:39:22,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:22" (1/1) ... [2021-11-21 04:39:22,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:39:22,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:39:22,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:39:22,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:39:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:39:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:39:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:39:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:39:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-21 04:39:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-21 04:39:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-21 04:39:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-21 04:39:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-21 04:39:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-21 04:39:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 04:39:22,329 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 04:39:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:39:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-21 04:39:22,329 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-21 04:39:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-21 04:39:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-21 04:39:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:39:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:39:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:39:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:39:22,332 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:39:22,426 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:39:22,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:39:22,751 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:39:22,842 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:39:22,843 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-21 04:39:22,844 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2021-11-21 04:39:22,845 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:304) 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) [2021-11-21 04:39:22,849 INFO L158 Benchmark]: Toolchain (without parser) took 968.17ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 52.9MB in the end (delta: 14.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-21 04:39:22,849 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory was 52.8MB in the beginning and 52.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:39:22,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.88ms. Allocated memory is still 100.7MB. Free memory was 67.0MB in the beginning and 74.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:39:22,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.69ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 73.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:39:22,852 INFO L158 Benchmark]: Boogie Preprocessor took 34.71ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 71.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:39:22,853 INFO L158 Benchmark]: RCFGBuilder took 594.33ms. Allocated memory is still 100.7MB. Free memory was 71.6MB in the beginning and 52.9MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-21 04:39:22,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory was 52.8MB in the beginning and 52.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.88ms. Allocated memory is still 100.7MB. Free memory was 67.0MB in the beginning and 74.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.69ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 73.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.71ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 71.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 594.33ms. Allocated memory is still 100.7MB. Free memory was 71.6MB in the beginning and 52.9MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:39:22,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN --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 3a95f2ef87fd1cf5c8213f05c50508f1a1765fc5482d62813e9c15181aaf2ab6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:39:25,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:39:25,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:39:25,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:39:25,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:39:25,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:39:25,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:39:25,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:39:25,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:39:25,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:39:25,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:39:25,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:39:25,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:39:25,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:39:25,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:39:25,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:39:25,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:39:25,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:39:25,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:39:25,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:39:25,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:39:25,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:39:25,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:39:25,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:39:25,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:39:25,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:39:25,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:39:25,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:39:25,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:39:25,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:39:25,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:39:25,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:39:25,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:39:25,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:39:25,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:39:25,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:39:25,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:39:25,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:39:25,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:39:25,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:39:25,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:39:25,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 04:39:25,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:39:25,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:39:25,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:39:25,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:39:25,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:39:25,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:39:25,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:39:25,604 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:39:25,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:39:25,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:39:25,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:39:25,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:39:25,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:39:25,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 04:39:25,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 04:39:25,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 04:39:25,607 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:39:25,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:39:25,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:39:25,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:39:25,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:39:25,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:39:25,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:39:25,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:39:25,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:39:25,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:39:25,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:39:25,610 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 04:39:25,610 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 04:39:25,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:39:25,610 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 04:39:25,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 04:39:25,611 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_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a95f2ef87fd1cf5c8213f05c50508f1a1765fc5482d62813e9c15181aaf2ab6 [2021-11-21 04:39:26,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:39:26,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:39:26,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:39:26,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:39:26,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:39:26,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2021-11-21 04:39:26,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/bac9109b8/b2a985b54b154657989f4aebe4580465/FLAGdacf98c87 [2021-11-21 04:39:26,729 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:39:26,730 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2021-11-21 04:39:26,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/bac9109b8/b2a985b54b154657989f4aebe4580465/FLAGdacf98c87 [2021-11-21 04:39:27,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/data/bac9109b8/b2a985b54b154657989f4aebe4580465 [2021-11-21 04:39:27,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:39:27,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:39:27,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:39:27,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:39:27,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:39:27,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7f9bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27, skipping insertion in model container [2021-11-21 04:39:27,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:39:27,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:39:27,293 WARN L230 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_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2021-11-21 04:39:27,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:39:27,345 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-21 04:39:27,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:39:27,386 WARN L230 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_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2021-11-21 04:39:27,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:39:27,409 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:39:27,450 WARN L230 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_ad4ba71c-2876-440d-8991-ae10466c88a1/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2021-11-21 04:39:27,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:39:27,485 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:39:27,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27 WrapperNode [2021-11-21 04:39:27,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:39:27,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:39:27,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:39:27,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:39:27,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,527 INFO L137 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2021-11-21 04:39:27,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:39:27,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:39:27,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:39:27,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:39:27,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:39:27,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:39:27,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:39:27,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:39:27,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:39:27" (1/1) ... [2021-11-21 04:39:27,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:39:27,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:39:27,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:39:27,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:39:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:39:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 04:39:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:39:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-21 04:39:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-21 04:39:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-21 04:39:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-21 04:39:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-21 04:39:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-21 04:39:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-21 04:39:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 04:39:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 04:39:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-21 04:39:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-21 04:39:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-21 04:39:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-21 04:39:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:39:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:39:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:39:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:39:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 04:39:27,668 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:39:27,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:39:27,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:39:28,134 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:39:28,280 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:39:28,284 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-21 04:39:28,285 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2021-11-21 04:39:28,286 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:304) 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) [2021-11-21 04:39:28,293 INFO L158 Benchmark]: Toolchain (without parser) took 1217.24ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 32.4MB in the beginning and 53.5MB in the end (delta: -21.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-21 04:39:28,295 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:39:28,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.45ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 32.2MB in the beginning and 58.6MB in the end (delta: -26.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 04:39:28,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.91ms. Allocated memory is still 77.6MB. Free memory was 58.6MB in the beginning and 56.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:39:28,298 INFO L158 Benchmark]: Boogie Preprocessor took 38.26ms. Allocated memory is still 77.6MB. Free memory was 56.7MB in the beginning and 55.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:39:28,299 INFO L158 Benchmark]: RCFGBuilder took 722.17ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-21 04:39:28,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.45ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 32.2MB in the beginning and 58.6MB in the end (delta: -26.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.91ms. Allocated memory is still 77.6MB. Free memory was 58.6MB in the beginning and 56.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.26ms. Allocated memory is still 77.6MB. Free memory was 56.7MB in the beginning and 55.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.17ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:39:28,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4ba71c-2876-440d-8991-ae10466c88a1/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?