./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw --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 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:22:16,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:22:16,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:22:16,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:22:16,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:22:16,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:22:16,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:22:16,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:22:16,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:22:16,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:22:16,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:22:16,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:22:16,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:22:16,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:22:16,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:22:16,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:22:16,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:22:16,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:22:16,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:22:16,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:22:16,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:22:16,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:22:16,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:22:16,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:22:16,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:22:16,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:22:16,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:22:16,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:22:16,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:22:16,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:22:16,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:22:16,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:22:16,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:22:16,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:22:16,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:22:16,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:22:16,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:22:16,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:22:16,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:22:16,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:22:16,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:22:16,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-23 14:22:16,387 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:22:16,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:22:16,388 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:22:16,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:22:16,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:22:16,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:22:16,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:22:16,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:22:16,391 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:22:16,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:22:16,391 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:22:16,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:22:16,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:22:16,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:22:16,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:22:16,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:22:16,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:22:16,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:22:16,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:22:16,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:22:16,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:22:16,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:22:16,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:22:16,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:22:16,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:22:16,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:22:16,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:22:16,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:22:16,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:22:16,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:22:16,396 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:22:16,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:22:16,396 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:22:16,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:22:16,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:22:16,397 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:22:16,397 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:22:16,398 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_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2021-11-23 14:22:16,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:22:16,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:22:16,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:22:16,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:22:16,861 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:22:16,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-11-23 14:22:16,971 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/data/8f6fc2bac/3fd3eaca16f8406bae3b0e3a7e746190/FLAGebf2e5a5c [2021-11-23 14:22:17,820 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:22:17,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-11-23 14:22:17,870 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/data/8f6fc2bac/3fd3eaca16f8406bae3b0e3a7e746190/FLAGebf2e5a5c [2021-11-23 14:22:17,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/data/8f6fc2bac/3fd3eaca16f8406bae3b0e3a7e746190 [2021-11-23 14:22:17,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:22:17,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:22:17,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:22:17,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:22:17,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:22:17,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:17" (1/1) ... [2021-11-23 14:22:17,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200a87a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:17, skipping insertion in model container [2021-11-23 14:22:17,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:17" (1/1) ... [2021-11-23 14:22:17,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:22:18,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:22:18,300 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 14:22:19,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-11-23 14:22:19,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:22:19,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:22:19,128 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 14:22:19,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-11-23 14:22:19,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:22:19,374 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:22:19,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19 WrapperNode [2021-11-23 14:22:19,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:22:19,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:22:19,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:22:19,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:22:19,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,490 INFO L137 Inliner]: procedures = 468, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 134 [2021-11-23 14:22:19,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:22:19,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:22:19,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:22:19,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:22:19,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:22:19,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:22:19,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:22:19,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:22:19,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (1/1) ... [2021-11-23 14:22:19,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:22:19,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:19,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:22:19,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:22:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 14:22:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:22:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:22:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-23 14:22:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:22:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:22:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:22:19,676 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:22:20,142 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:22:20,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:22:20,433 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:22:20,462 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:22:20,463 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 14:22:20,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:20 BoogieIcfgContainer [2021-11-23 14:22:20,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:22:20,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:22:20,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:22:20,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:22:20,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:17" (1/3) ... [2021-11-23 14:22:20,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5bad2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:20, skipping insertion in model container [2021-11-23 14:22:20,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19" (2/3) ... [2021-11-23 14:22:20,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5bad2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:20, skipping insertion in model container [2021-11-23 14:22:20,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:20" (3/3) ... [2021-11-23 14:22:20,483 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2021-11-23 14:22:20,490 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:22:20,498 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:22:20,498 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 14:22:20,498 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:22:20,571 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,572 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,572 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,573 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,573 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,573 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,574 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,574 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,575 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,575 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,576 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,577 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,578 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,580 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,580 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,582 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,582 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,582 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,583 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,584 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,585 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,586 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,586 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,586 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,587 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,587 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,587 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,587 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,588 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,588 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,588 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,588 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,589 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,589 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,590 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,590 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,591 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,591 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,591 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,592 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,592 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,592 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,592 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,593 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,593 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,593 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,593 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,594 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,594 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,594 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,595 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,596 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,597 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,597 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,597 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,598 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,598 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,599 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,599 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,599 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,600 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,600 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,600 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,600 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,601 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,601 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,601 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,602 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,603 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,604 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,608 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,608 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,609 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,609 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,609 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,610 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,611 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,611 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,611 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,619 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,620 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,620 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,620 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,621 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,621 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,626 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,626 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,627 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,627 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,627 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,627 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,628 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,628 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,628 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,628 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,630 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,630 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,631 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,631 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,631 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,631 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,633 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,633 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,633 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,634 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:22:20,639 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-23 14:22:20,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-23 14:22:20,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:22:20,730 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-23 14:22:20,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-23 14:22:20,787 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-23 14:22:20,795 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 [2021-11-23 14:22:20,796 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-23 14:22:20,858 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:20,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:20,865 INFO L85 PathProgramCache]: Analyzing trace with hash -34102460, now seen corresponding path program 1 times [2021-11-23 14:22:20,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:20,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121810845] [2021-11-23 14:22:20,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:20,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:21,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:21,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121810845] [2021-11-23 14:22:21,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121810845] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:21,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:21,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:22:21,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210055404] [2021-11-23 14:22:21,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:21,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:22:21,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:21,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:22:21,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:21,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,637 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:21,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 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) [2021-11-23 14:22:21,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:21,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:21,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:22:21,870 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:21,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:21,875 INFO L85 PathProgramCache]: Analyzing trace with hash -888642596, now seen corresponding path program 1 times [2021-11-23 14:22:21,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:21,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379868796] [2021-11-23 14:22:21,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:21,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:22,139 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:22,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379868796] [2021-11-23 14:22:22,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379868796] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:22,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:22,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:22:22,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368162267] [2021-11-23 14:22:22,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:22,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:22:22,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:22,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:22:22,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:22,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,149 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:22,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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) [2021-11-23 14:22:22,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:22,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:22,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:22,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:22:22,428 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:22,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:22,428 INFO L85 PathProgramCache]: Analyzing trace with hash -170107804, now seen corresponding path program 1 times [2021-11-23 14:22:22,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:22,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641013859] [2021-11-23 14:22:22,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:22,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:22,686 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:22,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641013859] [2021-11-23 14:22:22,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641013859] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:22,686 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:22,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:22:22,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645110346] [2021-11-23 14:22:22,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:22,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:22:22,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:22,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:22:22,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:22,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,689 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:22,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2021-11-23 14:22:22,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:22,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:22,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:22,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:22,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:22,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:22,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 14:22:22,936 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:22,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:22,937 INFO L85 PathProgramCache]: Analyzing trace with hash 896697388, now seen corresponding path program 1 times [2021-11-23 14:22:22,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:22,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900761604] [2021-11-23 14:22:22,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:22,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:23,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:23,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:23,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900761604] [2021-11-23 14:22:23,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900761604] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:23,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:23,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:22:23,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959791571] [2021-11-23 14:22:23,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:23,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:22:23,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:23,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:22:23,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:22:23,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:23,286 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:23,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2021-11-23 14:22:23,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:23,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:23,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:23,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:30,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:30,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:30,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:30,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:30,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 14:22:30,239 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:30,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:30,239 INFO L85 PathProgramCache]: Analyzing trace with hash -112432435, now seen corresponding path program 1 times [2021-11-23 14:22:30,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:30,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323401542] [2021-11-23 14:22:30,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:30,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:32,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:32,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323401542] [2021-11-23 14:22:32,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323401542] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:32,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:32,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-11-23 14:22:32,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613079774] [2021-11-23 14:22:32,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:32,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-23 14:22:32,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:32,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-23 14:22:32,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=485, Unknown=0, NotChecked=0, Total=552 [2021-11-23 14:22:32,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:32,497 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:32,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 5.041666666666667) internal successors, (121), 24 states have internal predecessors, (121), 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) [2021-11-23 14:22:32,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:35,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:35,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:35,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:35,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 14:22:35,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 14:22:35,209 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:35,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:35,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1999905453, now seen corresponding path program 1 times [2021-11-23 14:22:35,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:35,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487634685] [2021-11-23 14:22:35,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:35,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:37,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:37,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487634685] [2021-11-23 14:22:37,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487634685] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:37,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:37,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-11-23 14:22:37,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362238258] [2021-11-23 14:22:37,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:37,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-23 14:22:37,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:37,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-23 14:22:37,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=795, Unknown=0, NotChecked=0, Total=870 [2021-11-23 14:22:37,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:37,635 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:37,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.3) internal successors, (129), 30 states have internal predecessors, (129), 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) [2021-11-23 14:22:37,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:37,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:37,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:37,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:22:37,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-23 14:22:37,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:53,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-23 14:22:53,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 14:22:53,489 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:22:53,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:22:53,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1064238852, now seen corresponding path program 1 times [2021-11-23 14:22:53,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:22:53,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617308210] [2021-11-23 14:22:53,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:22:53,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:22:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:22:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:22:53,594 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:22:53,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617308210] [2021-11-23 14:22:53,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617308210] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:22:53,595 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:22:53,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:22:53,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255676683] [2021-11-23 14:22:53,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:22:53,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:22:53,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:22:53,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:22:53,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:22:53,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:22:53,598 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:22:53,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 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) [2021-11-23 14:22:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:22:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:22:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:22:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-23 14:22:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:23:12,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:23:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:23:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:23:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 14:23:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-23 14:23:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-23 14:23:12,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:23:12,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 14:23:12,961 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-11-23 14:23:12,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:23:12,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1040824943, now seen corresponding path program 2 times [2021-11-23 14:23:12,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:23:12,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987790282] [2021-11-23 14:23:12,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:23:12,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:23:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:23:13,079 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 14:23:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:23:13,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 14:23:13,239 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 14:23:13,241 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2021-11-23 14:23:13,243 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2021-11-23 14:23:13,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2021-11-23 14:23:13,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2021-11-23 14:23:13,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2021-11-23 14:23:13,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2021-11-23 14:23:13,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 8 remaining) [2021-11-23 14:23:13,245 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 8 remaining) [2021-11-23 14:23:13,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 14:23:13,263 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2021-11-23 14:23:13,271 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 14:23:13,271 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:23:13,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:23:13 BasicIcfg [2021-11-23 14:23:13,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:23:13,512 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:23:13,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:23:13,513 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:23:13,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:20" (3/4) ... [2021-11-23 14:23:13,516 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 14:23:13,625 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/witness.graphml [2021-11-23 14:23:13,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:23:13,627 INFO L158 Benchmark]: Toolchain (without parser) took 55698.36ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 91.2MB in the beginning and 85.7MB in the end (delta: 5.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,627 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:23:13,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1442.91ms. Allocated memory is still 130.0MB. Free memory was 90.9MB in the beginning and 63.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.36ms. Allocated memory is still 130.0MB. Free memory was 63.6MB in the beginning and 60.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,629 INFO L158 Benchmark]: Boogie Preprocessor took 71.81ms. Allocated memory is still 130.0MB. Free memory was 60.1MB in the beginning and 57.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,630 INFO L158 Benchmark]: RCFGBuilder took 901.96ms. Allocated memory is still 130.0MB. Free memory was 57.3MB in the beginning and 93.3MB in the end (delta: -35.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,630 INFO L158 Benchmark]: TraceAbstraction took 53042.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 92.4MB in the beginning and 109.8MB in the end (delta: -17.3MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,631 INFO L158 Benchmark]: Witness Printer took 113.82ms. Allocated memory is still 157.3MB. Free memory was 109.8MB in the beginning and 85.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 14:23:13,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1442.91ms. Allocated memory is still 130.0MB. Free memory was 90.9MB in the beginning and 63.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.36ms. Allocated memory is still 130.0MB. Free memory was 63.6MB in the beginning and 60.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.81ms. Allocated memory is still 130.0MB. Free memory was 60.1MB in the beginning and 57.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 901.96ms. Allocated memory is still 130.0MB. Free memory was 57.3MB in the beginning and 93.3MB in the end (delta: -35.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 53042.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 92.4MB in the beginning and 109.8MB in the end (delta: -17.3MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Witness Printer took 113.82ms. Allocated memory is still 157.3MB. Free memory was 109.8MB in the beginning and 85.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2774, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 120, negative conditional: 87, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2692, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 38, negative conditional: 5, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2692, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 38, negative conditional: 5, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 78, negative conditional: 40, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 664, positive unconditional: 1990, negative: 78, negative conditional: 12, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 664, positive unconditional: 1990, negative: 78, negative conditional: 12, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1292, positive: 1250, positive conditional: 7, positive unconditional: 1243, negative: 42, negative conditional: 9, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1292, positive: 1245, positive conditional: 0, positive unconditional: 1245, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 24, unknown conditional: 7, unknown unconditional: 17] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35648, positive: 519, positive conditional: 519, positive unconditional: 0, negative: 239, negative conditional: 8, negative unconditional: 231, unknown: 34890, unknown conditional: 11664, unknown unconditional: 23226] ], Cache Queries: [ total: 2732, positive: 1404, positive conditional: 657, positive unconditional: 747, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 1292, unknown conditional: 16, unknown unconditional: 1276] , Statistics on independence cache: Total cache size (in pairs): 1292, Positive cache size: 1250, Positive conditional cache size: 7, Positive unconditional cache size: 1243, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Eliminated conditions: 779, Maximal queried relation: 6, Independence queries for same thread: 82 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 23.6s, Number of persistent set computation: 599, Number of trivial persistent sets: 568, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1272, positive: 1239, positive conditional: 0, positive unconditional: 1239, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2774, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 120, negative conditional: 87, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2692, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 38, negative conditional: 5, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2692, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 38, negative conditional: 5, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 1415, positive unconditional: 1239, negative: 78, negative conditional: 40, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 664, positive unconditional: 1990, negative: 78, negative conditional: 12, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2732, positive: 2654, positive conditional: 664, positive unconditional: 1990, negative: 78, negative conditional: 12, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1292, positive: 1250, positive conditional: 7, positive unconditional: 1243, negative: 42, negative conditional: 9, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1292, positive: 1245, positive conditional: 0, positive unconditional: 1245, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 24, unknown conditional: 7, unknown unconditional: 17] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35648, positive: 519, positive conditional: 519, positive unconditional: 0, negative: 239, negative conditional: 8, negative unconditional: 231, unknown: 34890, unknown conditional: 11664, unknown unconditional: 23226] ], Cache Queries: [ total: 2732, positive: 1404, positive conditional: 657, positive unconditional: 747, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 1292, unknown conditional: 16, unknown unconditional: 1276] , Statistics on independence cache: Total cache size (in pairs): 1292, Positive cache size: 1250, Positive conditional cache size: 7, Positive unconditional cache size: 1243, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Eliminated conditions: 779, Maximal queried relation: 6, Independence queries for same thread: 82 - 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 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={3:0}, t2={4:0}] [L1688] 0 struct device *my_dev; VAL [my_dev={0:0}, t1={3:0}, t2={4:0}] [L1733] CALL, EXPR 0 my_drv_init() [L1727] 0 return 0; VAL [\result=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1733] RET, EXPR 0 my_drv_init() [L1733] 0 int ret = my_drv_init(); VAL [my_dev={0:0}, my_drv_init()=0, ret=0, t1={3:0}, t2={4:0}] [L1734] COND TRUE 0 ret==0 VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1735] 0 int probe_ret; VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1736] 0 struct my_data data; VAL [data={9:0}, my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1737] CALL, EXPR 0 my_drv_probe(&data) [L1705] 0 data->shared.a = 0 VAL [data={9:0}, data={9:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1706] 0 data->shared.b = 0 VAL [data={9:0}, data={9:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] EXPR 0 data->shared.a VAL [data={9:0}, data={9:0}, data->shared.a=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] CALL 0 ldv_assert(data->shared.a==0) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] RET 0 ldv_assert(data->shared.a==0) [L1708] EXPR 0 data->shared.b VAL [data={9:0}, data={9:0}, data->shared.b=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1708] CALL 0 ldv_assert(data->shared.b==0) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1708] RET 0 ldv_assert(data->shared.b==0) [L1709] 0 int res = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, data={9:0}, data={9:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1710] COND FALSE 0 !(\read(res)) VAL [data={9:0}, data={9:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1712] 0 my_dev = &data->dev VAL [data={9:0}, data={9:0}, my_dev={9:24}, res=0, t1={3:0}, t2={4:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, data={9:0}, data={9:0}, my_dev={9:24}, pthread_create(&t1, ((void *)0), my_callback, ((void *)0))=-2, res=0, t1={3:0}, t2={4:0}] [L1690] 1 struct my_data *data; VAL [arg={0:0}, arg={0:0}, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, pthread_create(&t2, ((void *)0), my_callback, ((void *)0))=-1, res=0, t1={3:0}, t2={4:0}] [L1690] 2 struct my_data *data; VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1693] 2 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 2 data->shared.b = lb + 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1701] 2 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1699] 1 data->shared.b = lb + 1 VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1701] 1 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1715] 0 return 0; VAL [\result=0, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, res=0, t1={3:0}, t2={4:0}] [L1737] RET, EXPR 0 my_drv_probe(&data) [L1737] 0 probe_ret = my_drv_probe(&data) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, my_drv_probe(&data)=0, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1738] COND TRUE 0 probe_ret==0 VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1739] CALL 0 my_drv_disconnect(&data) [L1721] 0 void *status; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, status={8:0}, t1={3:0}, t2={4:0}] [L1722] 0 \read(t1) VAL [\read(t1)=-2, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, status={8:0}, t1={3:0}, t2={4:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\read(t1)=-2, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, pthread_join(t1, &status)={0:0}, status={8:0}, t1={3:0}, t2={4:0}] [L1723] 0 \read(t2) VAL [\read(t2)=-1, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, status={8:0}, t1={3:0}, t2={4:0}] [L1723] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\read(t2)=-1, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data={9:0}, lb=0, my_dev={9:24}, pthread_join(t2, &status)={0:0}, status={8:0}, t1={3:0}, t2={4:0}] [L1739] RET 0 my_drv_disconnect(&data) [L1740] EXPR 0 data.shared.a VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data.shared.a=1, lb=0, my_dev={9:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1740] CALL 0 ldv_assert(data.shared.a==1) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, expression=1, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1740] RET 0 ldv_assert(data.shared.a==1) [L1741] EXPR 0 data.shared.b VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, data={9:0}, data.shared.b=1, lb=0, my_dev={9:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1741] CALL 0 ldv_assert(data.shared.b==2) [L1675] COND TRUE 0 !expression VAL [\old(expression)=0, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, expression=0, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] [L1675] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, expression=0, lb=0, my_dev={9:24}, t1={3:0}, t2={4:0}] - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1714]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1713]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 190 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 52.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 45.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 105, 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, 0.6s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 608 ConstructedInterpolants, 0 QuantifiedInterpolants, 5693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate proved your program to be incorrect! [2021-11-23 14:23:13,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:23:13,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0feed3e-1353-47fc-8242-f4a290641843/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE