./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum.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_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c328ca6a6071aea6db12d1e311bd2e5e22fce6c700c884e61df52925e139f834 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:49:46,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:49:46,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:49:46,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:49:46,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:49:46,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:49:46,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:49:46,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:49:46,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:49:46,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:49:46,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:49:46,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:49:46,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:49:46,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:49:46,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:49:46,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:49:46,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:49:46,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:49:46,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:49:46,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:49:46,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:49:46,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:49:46,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:49:46,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:49:46,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:49:46,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:49:46,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:49:46,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:49:46,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:49:46,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:49:46,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:49:46,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:49:46,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:49:46,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:49:46,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:49:46,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:49:46,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:49:46,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:49:46,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:49:46,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:49:46,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:49:46,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-29 02:49:46,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:49:46,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:49:46,369 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 02:49:46,369 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 02:49:46,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:49:46,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:49:46,377 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 02:49:46,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:49:46,377 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:49:46,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:49:46,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:49:46,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:49:46,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:49:46,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:49:46,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:49:46,380 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:49:46,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:49:46,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:49:46,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:49:46,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:49:46,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 02:49:46,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-29 02:49:46,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 02:49:46,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 02:49:46,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:49:46,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:49:46,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:49:46,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-29 02:49:46,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:49:46,383 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-29 02:49:46,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-29 02:49:46,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:49:46,384 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-29 02:49:46,384 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-29 02:49:46,384 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_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c328ca6a6071aea6db12d1e311bd2e5e22fce6c700c884e61df52925e139f834 [2021-10-29 02:49:46,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:49:46,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:49:46,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:49:46,735 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:49:46,736 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:49:46,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2021-10-29 02:49:46,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/data/7f9698a76/b1a5e0ca32a44ce7ad6a8ce0de791a79/FLAGa0180f8e8 [2021-10-29 02:49:47,309 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:49:47,310 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2021-10-29 02:49:47,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/data/7f9698a76/b1a5e0ca32a44ce7ad6a8ce0de791a79/FLAGa0180f8e8 [2021-10-29 02:49:47,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/data/7f9698a76/b1a5e0ca32a44ce7ad6a8ce0de791a79 [2021-10-29 02:49:47,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:49:47,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:49:47,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:49:47,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:49:47,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:49:47,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:47,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ea2f05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47, skipping insertion in model container [2021-10-29 02:49:47,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:47,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:49:47,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:49:47,911 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_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c[2835,2848] [2021-10-29 02:49:47,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:49:47,931 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:49:47,957 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_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c[2835,2848] [2021-10-29 02:49:47,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:49:47,976 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:49:47,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47 WrapperNode [2021-10-29 02:49:47,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:49:47,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:49:47,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:49:47,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:49:47,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:49:48,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:49:48,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:49:48,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:49:48,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:49:48,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:49:48,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:49:48,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:49:48,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (1/1) ... [2021-10-29 02:49:48,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 02:49:48,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:48,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 02:49:48,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 02:49:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 02:49:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 02:49:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 02:49:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 02:49:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 02:49:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 02:49:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 02:49:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:49:48,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:49:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 02:49:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 02:49:48,181 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 02:49:49,327 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:49:49,327 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2021-10-29 02:49:49,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:49 BoogieIcfgContainer [2021-10-29 02:49:49,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:49:49,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 02:49:49,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 02:49:49,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 02:49:49,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:49:47" (1/3) ... [2021-10-29 02:49:49,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14976f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:49:49, skipping insertion in model container [2021-10-29 02:49:49,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:47" (2/3) ... [2021-10-29 02:49:49,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14976f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:49:49, skipping insertion in model container [2021-10-29 02:49:49,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:49" (3/3) ... [2021-10-29 02:49:49,340 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum.wvr.c [2021-10-29 02:49:49,346 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-29 02:49:49,346 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 02:49:49,346 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 02:49:49,347 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-29 02:49:49,381 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,382 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,382 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,382 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,382 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,383 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,384 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,384 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,387 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,387 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,388 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,388 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,389 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,390 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,390 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,390 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,392 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,392 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,392 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,392 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,393 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~tmp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~tmp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,397 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~tmp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,397 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~tmp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,399 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,399 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,400 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,401 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~tmp~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,402 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,403 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,407 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,407 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~tmp~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,408 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,409 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,409 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,409 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,409 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,409 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,410 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~tmp~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,410 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~tmp~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,410 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,411 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,411 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,411 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,411 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,411 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,412 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,412 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,412 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,412 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,418 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,419 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,419 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,419 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,419 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,420 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,420 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,420 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,421 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,421 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~tmp~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,422 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,422 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,422 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,425 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,425 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,425 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,428 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,428 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,428 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,428 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,429 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,429 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,429 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,429 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,430 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,430 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,430 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,430 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,430 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,431 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,431 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,431 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,433 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,433 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,433 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~tmp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,434 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,434 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,434 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,434 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,434 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,435 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,435 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,435 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,435 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,436 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,436 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,436 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:49,446 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-29 02:49:49,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-29 02:49:49,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:49,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-29 02:49:49,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-29 02:49:49,550 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-29 02:49:49,560 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 02:49:49,560 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-29 02:49:49,797 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:49,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:49,802 INFO L85 PathProgramCache]: Analyzing trace with hash 908042152, now seen corresponding path program 1 times [2021-10-29 02:49:49,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:49,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159105763] [2021-10-29 02:49:49,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:49,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:50,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:50,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159105763] [2021-10-29 02:49:50,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159105763] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:50,160 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:50,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 02:49:50,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254082615] [2021-10-29 02:49:50,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 02:49:50,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:50,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 02:49:50,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 02:49:50,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,205 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:50,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:50,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 02:49:50,250 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:50,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:50,251 INFO L85 PathProgramCache]: Analyzing trace with hash 822454799, now seen corresponding path program 1 times [2021-10-29 02:49:50,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:50,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299462916] [2021-10-29 02:49:50,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:50,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:50,700 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:50,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299462916] [2021-10-29 02:49:50,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299462916] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:50,701 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:50,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-29 02:49:50,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243038020] [2021-10-29 02:49:50,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 02:49:50,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:50,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 02:49:50,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 02:49:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,704 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:50,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 6 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:50,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:50,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:50,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 02:49:50,827 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:50,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:50,827 INFO L85 PathProgramCache]: Analyzing trace with hash -801751213, now seen corresponding path program 1 times [2021-10-29 02:49:50,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:50,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669222729] [2021-10-29 02:49:50,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:50,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:51,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:51,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669222729] [2021-10-29 02:49:51,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669222729] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:51,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:51,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-29 02:49:51,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029018462] [2021-10-29 02:49:51,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-29 02:49:51,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:51,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-29 02:49:51,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 02:49:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:51,177 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:51,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 9 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:51,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:51,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:51,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:51,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:51,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:51,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:51,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-29 02:49:51,448 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:51,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:51,449 INFO L85 PathProgramCache]: Analyzing trace with hash 2055478972, now seen corresponding path program 1 times [2021-10-29 02:49:51,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:51,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647169781] [2021-10-29 02:49:51,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:51,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:49:51,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:51,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647169781] [2021-10-29 02:49:51,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647169781] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 02:49:51,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784234108] [2021-10-29 02:49:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:51,662 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 02:49:51,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:51,668 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 02:49:51,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-29 02:49:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:51,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 02:49:51,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:49:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:49:52,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784234108] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 02:49:52,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-29 02:49:52,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-10-29 02:49:52,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565010787] [2021-10-29 02:49:52,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 02:49:52,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:52,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 02:49:52,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-10-29 02:49:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:52,408 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:52,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.2) internal successors, (142), 10 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:52,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:52,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:52,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:52,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:52,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:52,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-29 02:49:52,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 02:49:52,831 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:52,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:52,832 INFO L85 PathProgramCache]: Analyzing trace with hash 507589884, now seen corresponding path program 1 times [2021-10-29 02:49:52,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:52,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786894382] [2021-10-29 02:49:52,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:52,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:49:53,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:53,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786894382] [2021-10-29 02:49:53,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786894382] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 02:49:53,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022930188] [2021-10-29 02:49:53,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:53,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 02:49:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:53,015 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 02:49:53,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-29 02:49:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:53,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 02:49:53,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:49:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:49:53,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022930188] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 02:49:53,767 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-29 02:49:53,768 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-10-29 02:49:53,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541107829] [2021-10-29 02:49:53,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-29 02:49:53,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:53,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-29 02:49:53,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-10-29 02:49:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:53,771 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:53,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.428571428571429) internal successors, (146), 14 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:53,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:53,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:53,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:53,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:53,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:54,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-29 02:49:54,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-29 02:49:54,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 02:49:54,240 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-29 02:49:54,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:54,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1169742720, now seen corresponding path program 1 times [2021-10-29 02:49:54,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:54,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603123393] [2021-10-29 02:49:54,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:54,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:54,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 02:49:54,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:54,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603123393] [2021-10-29 02:49:54,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603123393] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:54,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:54,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-29 02:49:54,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654158373] [2021-10-29 02:49:54,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 02:49:54,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:54,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 02:49:54,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-29 02:49:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,414 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:54,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 02:49:54,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:54,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-29 02:49:54,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 02:49:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-29 02:49:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:54,447 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 02:49:54,447 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-29 02:49:54,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-29 02:49:54,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-29 02:49:54,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-29 02:49:54,456 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-29 02:49:54,458 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-29 02:49:54,459 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 02:49:54,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 02:49:54 BasicIcfg [2021-10-29 02:49:54,461 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 02:49:54,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:49:54,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:49:54,462 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:49:54,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:49" (3/4) ... [2021-10-29 02:49:54,466 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 02:49:54,473 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-29 02:49:54,473 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-29 02:49:54,473 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-29 02:49:54,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 02:49:54,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 02:49:54,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:49:54,482 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:49:54,541 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/witness.graphml [2021-10-29 02:49:54,542 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:49:54,548 INFO L168 Benchmark]: Toolchain (without parser) took 6867.94 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 75.2 MB in the beginning and 74.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,549 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 56.6 MB in the beginning and 56.6 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:49:54,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.52 ms. Allocated memory is still 111.1 MB. Free memory was 75.0 MB in the beginning and 85.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.48 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 82.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,550 INFO L168 Benchmark]: Boogie Preprocessor took 40.85 ms. Allocated memory is still 111.1 MB. Free memory was 82.5 MB in the beginning and 80.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,550 INFO L168 Benchmark]: RCFGBuilder took 1238.85 ms. Allocated memory is still 111.1 MB. Free memory was 80.5 MB in the beginning and 74.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,551 INFO L168 Benchmark]: TraceAbstraction took 5129.32 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 74.6 MB in the beginning and 78.2 MB in the end (delta: -3.7 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,551 INFO L168 Benchmark]: Witness Printer took 79.81 ms. Allocated memory is still 157.3 MB. Free memory was 78.2 MB in the beginning and 74.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:54,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 56.6 MB in the beginning and 56.6 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 297.52 ms. Allocated memory is still 111.1 MB. Free memory was 75.0 MB in the beginning and 85.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.48 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 82.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.85 ms. Allocated memory is still 111.1 MB. Free memory was 82.5 MB in the beginning and 80.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1238.85 ms. Allocated memory is still 111.1 MB. Free memory was 80.5 MB in the beginning and 74.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5129.32 ms. Allocated memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: 46.1 MB). Free memory was 74.6 MB in the beginning and 78.2 MB in the end (delta: -3.7 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. * Witness Printer took 79.81 ms. Allocated memory is still 157.3 MB. Free memory was 78.2 MB in the beginning and 74.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1827, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 180, negative conditional: 171, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 390, positive unconditional: 1257, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 76, positive unconditional: 1571, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 76, positive unconditional: 1571, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, positive: 1085, positive conditional: 1, positive unconditional: 1084, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, positive: 1085, positive conditional: 0, positive unconditional: 1085, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1656, positive: 562, positive conditional: 75, positive unconditional: 487, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1094, unknown conditional: 1, unknown unconditional: 1093] , Statistics on independence cache: Total cache size (in pairs): 1094, Positive cache size: 1085, Positive conditional cache size: 1, Positive unconditional cache size: 1084, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Eliminated conditions: 314, Maximal queried relation: 0, Independence queries for same thread: 171 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 141, Number of persistent set computation: 142, Number of trivial persistent sets: 107, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1106, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1827, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 180, negative conditional: 171, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 550, positive unconditional: 1097, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 390, positive unconditional: 1257, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 76, positive unconditional: 1571, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1656, positive: 1647, positive conditional: 76, positive unconditional: 1571, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, positive: 1085, positive conditional: 1, positive unconditional: 1084, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, positive: 1085, positive conditional: 0, positive unconditional: 1085, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1656, positive: 562, positive conditional: 75, positive unconditional: 487, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1094, unknown conditional: 1, unknown unconditional: 1093] , Statistics on independence cache: Total cache size (in pairs): 1094, Positive cache size: 1085, Positive conditional cache size: 1, Positive unconditional cache size: 1084, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Eliminated conditions: 314, Maximal queried relation: 0, Independence queries for same thread: 171 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 106]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 194 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.1s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1030 NumberOfCodeBlocks, 1030 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1022 ConstructedInterpolants, 0 QuantifiedInterpolants, 2396 SizeOfPredicates, 12 NumberOfNonLiveVariables, 658 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 13/17 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-29 02:49:54,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-29 02:49:54,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_452720e0-68b3-404d-bdbe-16b4c2f6b0dc/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...