./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix053.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix053.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa --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 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:27:40,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:27:40,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:27:40,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:27:40,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:27:40,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:27:40,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:27:40,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:27:40,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:27:40,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:27:40,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:27:40,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:27:40,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:27:40,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:27:40,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:27:40,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:27:40,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:27:40,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:27:40,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:27:40,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:27:40,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:27:40,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:27:40,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:27:40,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:27:40,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:27:40,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:27:40,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:27:40,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:27:40,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:27:40,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:27:40,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:27:40,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:27:40,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:27:40,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:27:40,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:27:40,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:27:40,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:27:40,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:27:40,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:27:40,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:27:40,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:27:40,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-09 08:27:40,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:27:40,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:27:40,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:27:40,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:27:40,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:27:40,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:27:40,647 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:27:40,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:27:40,647 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 08:27:40,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 08:27:40,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 08:27:40,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:27:40,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:27:40,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 08:27:40,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:27:40,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:27:40,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-09 08:27:40,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 08:27:40,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:27:40,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:27:40,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 08:27:40,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 08:27:40,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 08:27:40,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 08:27:40,653 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 08:27:40,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-09 08:27:40,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 08:27:40,654 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-09 08:27:40,654 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-09 08:27:40,654 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_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 [2021-11-09 08:27:40,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:27:40,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:27:40,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:27:40,993 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:27:40,994 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:27:40,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/../../sv-benchmarks/c/pthread-wmm/mix053.opt.i [2021-11-09 08:27:41,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/data/698982817/9ffdd5d603ab4fdb898d48b3089ffa31/FLAGc1a81fd7d [2021-11-09 08:27:41,713 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:27:41,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/sv-benchmarks/c/pthread-wmm/mix053.opt.i [2021-11-09 08:27:41,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/data/698982817/9ffdd5d603ab4fdb898d48b3089ffa31/FLAGc1a81fd7d [2021-11-09 08:27:42,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/data/698982817/9ffdd5d603ab4fdb898d48b3089ffa31 [2021-11-09 08:27:42,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:27:42,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:27:42,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:27:42,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:27:42,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:27:42,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c8882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42, skipping insertion in model container [2021-11-09 08:27:42,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:27:42,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:27:42,274 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/sv-benchmarks/c/pthread-wmm/mix053.opt.i[944,957] [2021-11-09 08:27:42,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:27:42,613 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 08:27:42,628 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/sv-benchmarks/c/pthread-wmm/mix053.opt.i[944,957] [2021-11-09 08:27:42,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:27:42,772 INFO L208 MainTranslator]: Completed translation [2021-11-09 08:27:42,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42 WrapperNode [2021-11-09 08:27:42,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:27:42,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 08:27:42,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 08:27:42,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 08:27:42,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 08:27:42,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 08:27:42,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 08:27:42,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 08:27:42,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 08:27:42,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 08:27:42,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 08:27:42,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 08:27:42,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (1/1) ... [2021-11-09 08:27:42,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:27:42,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 [2021-11-09 08:27:42,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 08:27:42,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 08:27:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-09 08:27:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-09 08:27:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 08:27:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-09 08:27:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-09 08:27:43,022 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-09 08:27:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-09 08:27:43,022 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-09 08:27:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-09 08:27:43,023 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-09 08:27:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-09 08:27:43,023 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-09 08:27:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 08:27:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-09 08:27:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 08:27:43,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 08:27:43,025 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-09 08:27:44,748 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 08:27:44,749 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-09 08:27:44,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:27:44 BoogieIcfgContainer [2021-11-09 08:27:44,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 08:27:44,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 08:27:44,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 08:27:44,760 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 08:27:44,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 08:27:42" (1/3) ... [2021-11-09 08:27:44,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d06902c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 08:27:44, skipping insertion in model container [2021-11-09 08:27:44,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:42" (2/3) ... [2021-11-09 08:27:44,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d06902c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 08:27:44, skipping insertion in model container [2021-11-09 08:27:44,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:27:44" (3/3) ... [2021-11-09 08:27:44,764 INFO L111 eAbstractionObserver]: Analyzing ICFG mix053.opt.i [2021-11-09 08:27:44,770 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-09 08:27:44,770 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 08:27:44,770 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-09 08:27:44,771 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-09 08:27:44,836 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,837 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,837 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,838 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,838 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,838 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,838 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,839 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,839 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,839 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,840 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,840 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,840 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,840 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,840 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,841 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,841 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,841 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,841 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,842 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,842 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,842 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,842 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,843 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,843 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,843 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,843 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,843 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,844 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,844 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,844 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,844 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,844 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,845 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,845 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,845 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,845 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,845 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,846 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,847 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,847 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,847 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,847 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,847 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,848 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,848 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,848 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,848 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,848 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,849 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,849 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,849 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,849 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,849 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,850 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,851 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,851 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,861 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,863 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,863 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,863 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,863 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,863 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,864 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,864 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,864 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,864 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,864 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,865 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,865 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,865 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,865 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,865 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,866 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,866 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,866 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,866 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,867 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,867 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,867 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,867 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,868 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,868 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,868 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,868 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,868 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,869 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,869 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,869 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,870 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,870 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,870 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,873 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,874 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,874 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,889 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,889 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,889 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,890 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,890 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,890 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,890 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,891 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,891 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,891 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,891 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,891 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,893 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,894 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,896 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,896 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,896 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,897 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,897 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,897 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,897 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,897 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,898 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,898 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,898 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,898 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,899 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,899 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,899 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,899 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,899 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,900 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,900 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,900 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,900 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,900 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,901 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,901 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,901 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,901 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,902 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:44,903 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-09 08:27:44,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-09 08:27:44,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 [2021-11-09 08:27:44,971 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-09 08:27:44,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-09 08:27:45,054 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-09 08:27:45,061 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 [2021-11-09 08:27:45,061 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-09 08:27:45,309 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,309 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,310 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,310 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,310 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,311 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,311 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,311 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,312 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,312 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,312 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,313 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,313 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,316 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,346 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:45,378 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:45,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:45,384 INFO L85 PathProgramCache]: Analyzing trace with hash -994945837, now seen corresponding path program 1 times [2021-11-09 08:27:45,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:45,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925331769] [2021-11-09 08:27:45,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:45,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:45,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:45,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925331769] [2021-11-09 08:27:45,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925331769] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:45,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:45,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 08:27:45,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851475308] [2021-11-09 08:27:45,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-09 08:27:45,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:45,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-09 08:27:45,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-09 08:27:45,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:45,750 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:45,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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) [2021-11-09 08:27:45,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:45,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:45,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-09 08:27:45,791 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:45,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:45,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1796315724, now seen corresponding path program 1 times [2021-11-09 08:27:45,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:45,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635005350] [2021-11-09 08:27:45,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:45,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:46,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:46,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635005350] [2021-11-09 08:27:46,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635005350] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:46,296 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:46,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-09 08:27:46,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224686136] [2021-11-09 08:27:46,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-09 08:27:46,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:46,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-09 08:27:46,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-09 08:27:46,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,302 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:46,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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) [2021-11-09 08:27:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:46,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-09 08:27:46,500 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:46,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:46,501 INFO L85 PathProgramCache]: Analyzing trace with hash -865856328, now seen corresponding path program 1 times [2021-11-09 08:27:46,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:46,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130714532] [2021-11-09 08:27:46,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:46,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:46,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:46,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130714532] [2021-11-09 08:27:46,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130714532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:46,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:46,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-09 08:27:46,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439488216] [2021-11-09 08:27:46,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-09 08:27:46,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:46,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-09 08:27:46,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-09 08:27:46,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,789 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:46,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 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) [2021-11-09 08:27:46,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:46,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,863 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,863 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,864 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,864 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,864 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,865 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,865 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,865 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,866 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,866 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,867 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,867 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,867 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,895 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,896 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,896 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,897 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,897 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,897 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,898 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,898 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,898 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,899 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,899 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,899 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,900 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,924 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,925 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,927 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,931 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,931 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,931 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,933 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:46,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:46,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:46,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 08:27:46,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-09 08:27:46,990 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:46,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:46,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1108577797, now seen corresponding path program 1 times [2021-11-09 08:27:46,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:46,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578321512] [2021-11-09 08:27:46,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:46,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:47,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:47,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578321512] [2021-11-09 08:27:47,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578321512] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:47,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:47,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-09 08:27:47,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241097924] [2021-11-09 08:27:47,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-09 08:27:47,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:47,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-09 08:27:47,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-09 08:27:47,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,244 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:47,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 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) [2021-11-09 08:27:47,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:47,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-09 08:27:47,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:47,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-09 08:27:47,435 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:47,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:47,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1597128827, now seen corresponding path program 2 times [2021-11-09 08:27:47,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:47,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046649326] [2021-11-09 08:27:47,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:47,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:47,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:47,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:47,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046649326] [2021-11-09 08:27:47,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046649326] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:47,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:47,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-09 08:27:47,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364734139] [2021-11-09 08:27:47,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-09 08:27:47,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:47,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-09 08:27:47,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-09 08:27:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,681 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:47,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2021-11-09 08:27:47,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,730 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,732 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,732 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,732 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,733 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,733 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,733 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,734 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,735 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,792 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,794 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:47,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:47,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:47,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:47,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-09 08:27:47,865 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:47,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:47,866 INFO L85 PathProgramCache]: Analyzing trace with hash -346553859, now seen corresponding path program 1 times [2021-11-09 08:27:47,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:47,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735907193] [2021-11-09 08:27:47,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:47,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:48,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:48,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735907193] [2021-11-09 08:27:48,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735907193] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:48,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:48,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-09 08:27:48,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339126899] [2021-11-09 08:27:48,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-09 08:27:48,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:48,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-09 08:27:48,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-09 08:27:48,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:48,086 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:48,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 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) [2021-11-09 08:27:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:48,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:48,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:48,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:48,177 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,177 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,178 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,178 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,178 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,178 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,179 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,179 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,179 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,179 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,179 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,180 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,180 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,204 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,204 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,204 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,205 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,205 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,205 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,205 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,206 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,208 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,208 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,208 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,209 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,209 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,238 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,240 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,240 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,240 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,241 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,242 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,243 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,244 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,244 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,244 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,245 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,245 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,245 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,245 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,274 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,274 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,274 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,274 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,275 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,276 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,276 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,276 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,276 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,277 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,277 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,277 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,277 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:48,279 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-09 08:27:49,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:49,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:49,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-09 08:27:49,113 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:49,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:49,113 INFO L85 PathProgramCache]: Analyzing trace with hash 266043557, now seen corresponding path program 2 times [2021-11-09 08:27:49,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:49,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463103522] [2021-11-09 08:27:49,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:49,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:49,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:49,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463103522] [2021-11-09 08:27:49,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463103522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:49,345 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:49,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-09 08:27:49,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422157523] [2021-11-09 08:27:49,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-09 08:27:49,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:49,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-09 08:27:49,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-09 08:27:49,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,347 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:49,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 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) [2021-11-09 08:27:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:49,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-09 08:27:49,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-09 08:27:49,820 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:49,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:49,821 INFO L85 PathProgramCache]: Analyzing trace with hash 258636387, now seen corresponding path program 3 times [2021-11-09 08:27:49,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:49,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558841060] [2021-11-09 08:27:49,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:49,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:27:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:27:49,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:27:49,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558841060] [2021-11-09 08:27:49,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558841060] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:27:49,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:27:49,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-09 08:27:49,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280635243] [2021-11-09 08:27:49,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-09 08:27:49,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:27:49,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-09 08:27:49,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-09 08:27:49,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-09 08:27:49,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 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) [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:49,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-09 08:27:49,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-09 08:27:50,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:27:50,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-09 08:27:50,190 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-09 08:27:50,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:27:50,191 INFO L85 PathProgramCache]: Analyzing trace with hash -2115052977, now seen corresponding path program 4 times [2021-11-09 08:27:50,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:27:50,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939755823] [2021-11-09 08:27:50,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:27:50,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:27:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:27:50,243 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:27:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:27:50,365 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:27:50,365 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-09 08:27:50,366 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 08:27:50,368 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-09 08:27:50,368 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-09 08:27:50,368 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-11-09 08:27:50,369 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-11-09 08:27:50,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-09 08:27:50,384 INFO L731 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1] [2021-11-09 08:27:50,385 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-09 08:27:50,389 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-09 08:27:50,390 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-09 08:27:50,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 08:27:50 BasicIcfg [2021-11-09 08:27:50,679 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 08:27:50,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 08:27:50,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 08:27:50,680 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 08:27:50,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:27:44" (3/4) ... [2021-11-09 08:27:50,682 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-09 08:27:50,882 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/witness.graphml [2021-11-09 08:27:50,882 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 08:27:50,884 INFO L168 Benchmark]: Toolchain (without parser) took 8878.68 ms. Allocated memory was 117.4 MB in the beginning and 188.7 MB in the end (delta: 71.3 MB). Free memory was 81.6 MB in the beginning and 70.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 81.6 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,884 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 08:27:50,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.24 ms. Allocated memory is still 117.4 MB. Free memory was 81.2 MB in the beginning and 81.1 MB in the end (delta: 77.5 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.82 ms. Allocated memory is still 117.4 MB. Free memory was 80.4 MB in the beginning and 78.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,886 INFO L168 Benchmark]: Boogie Preprocessor took 35.27 ms. Allocated memory is still 117.4 MB. Free memory was 78.3 MB in the beginning and 76.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,886 INFO L168 Benchmark]: RCFGBuilder took 1855.24 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 44.9 MB in the end (delta: 31.3 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,887 INFO L168 Benchmark]: TraceAbstraction took 5923.95 ms. Allocated memory was 117.4 MB in the beginning and 188.7 MB in the end (delta: 71.3 MB). Free memory was 44.3 MB in the beginning and 123.1 MB in the end (delta: -78.9 MB). Peak memory consumption was 71.1 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,887 INFO L168 Benchmark]: Witness Printer took 202.70 ms. Allocated memory is still 188.7 MB. Free memory was 123.1 MB in the beginning and 70.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:50,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 767.24 ms. Allocated memory is still 117.4 MB. Free memory was 81.2 MB in the beginning and 81.1 MB in the end (delta: 77.5 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.82 ms. Allocated memory is still 117.4 MB. Free memory was 80.4 MB in the beginning and 78.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.27 ms. Allocated memory is still 117.4 MB. Free memory was 78.3 MB in the beginning and 76.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1855.24 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 44.9 MB in the end (delta: 31.3 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5923.95 ms. Allocated memory was 117.4 MB in the beginning and 188.7 MB in the end (delta: 71.3 MB). Free memory was 44.3 MB in the beginning and 123.1 MB in the end (delta: -78.9 MB). Peak memory consumption was 71.1 MB. Max. memory is 16.1 GB. * Witness Printer took 202.70 ms. Allocated memory is still 188.7 MB. Free memory was 123.1 MB in the beginning and 70.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46345, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 1455, negative conditional: 1417, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45888, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 998, negative conditional: 960, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45888, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 998, negative conditional: 960, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 42217, positive unconditional: 2673, negative: 6944, negative conditional: 5946, negative unconditional: 998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 7846, positive unconditional: 37044, negative: 6944, negative conditional: 12, negative unconditional: 6932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 7846, positive unconditional: 37044, negative: 6944, negative conditional: 12, negative unconditional: 6932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2191, positive: 2148, positive conditional: 17, positive unconditional: 2131, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2191, positive: 2119, positive conditional: 0, positive unconditional: 2119, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 479, positive: 45, positive conditional: 26, positive unconditional: 19, negative: 434, negative conditional: 7, negative unconditional: 427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51834, positive: 42742, positive conditional: 7829, positive unconditional: 34913, negative: 6901, negative conditional: 8, negative unconditional: 6893, unknown: 2191, unknown conditional: 21, unknown unconditional: 2170] , Statistics on independence cache: Total cache size (in pairs): 2191, Positive cache size: 2148, Positive conditional cache size: 17, Positive unconditional cache size: 2131, Negative cache size: 43, Negative conditional cache size: 4, Negative unconditional cache size: 39, Eliminated conditions: 40305, Maximal queried relation: 7, Independence queries for same thread: 457 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 799, Number of persistent set computation: 2413, Number of trivial persistent sets: 1682, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2169, positive: 2131, positive conditional: 0, positive unconditional: 2131, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46345, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 1455, negative conditional: 1417, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45888, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 998, negative conditional: 960, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45888, positive: 44890, positive conditional: 42759, positive unconditional: 2131, negative: 998, negative conditional: 960, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 42217, positive unconditional: 2673, negative: 6944, negative conditional: 5946, negative unconditional: 998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 7846, positive unconditional: 37044, negative: 6944, negative conditional: 12, negative unconditional: 6932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51834, positive: 44890, positive conditional: 7846, positive unconditional: 37044, negative: 6944, negative conditional: 12, negative unconditional: 6932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2191, positive: 2148, positive conditional: 17, positive unconditional: 2131, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2191, positive: 2119, positive conditional: 0, positive unconditional: 2119, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 43, negative conditional: 4, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 479, positive: 45, positive conditional: 26, positive unconditional: 19, negative: 434, negative conditional: 7, negative unconditional: 427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51834, positive: 42742, positive conditional: 7829, positive unconditional: 34913, negative: 6901, negative conditional: 8, negative unconditional: 6893, unknown: 2191, unknown conditional: 21, unknown unconditional: 2170] , Statistics on independence cache: Total cache size (in pairs): 2191, Positive cache size: 2148, Positive conditional cache size: 17, Positive unconditional cache size: 2131, Negative cache size: 43, Negative conditional cache size: 4, Negative unconditional cache size: 39, Eliminated conditions: 40305, Maximal queried relation: 7, Independence queries for same thread: 457 - 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: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L714] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L716] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0] [L717] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0] [L718] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L720] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L722] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L724] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L725] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L726] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L727] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L728] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L729] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L730] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L731] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L732] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L733] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L734] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L735] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L736] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L737] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L738] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L739] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L740] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L741] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L742] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L743] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L744] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L844] 0 pthread_t t1413; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] FCALL, FORK 0 pthread_create(&t1413, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] 0 pthread_t t1414; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] FCALL, FORK 0 pthread_create(&t1414, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] 0 pthread_t t1415; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] FCALL, FORK 0 pthread_create(&t1415, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 pthread_t t1416; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] FCALL, FORK 0 pthread_create(&t1416, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L806] 4 z$w_buff1 = z$w_buff0 [L807] 4 z$w_buff0 = 1 [L808] 4 z$w_buff1_used = z$w_buff0_used [L809] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L811] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L812] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L813] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L814] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L815] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L816] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L819] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L763] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 3 y = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L782] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L783] 3 z$flush_delayed = weak$$choice2 [L784] 3 z$mem_tmp = z [L785] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L785] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L786] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L786] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L786] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L786] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L787] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L787] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L787] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L787] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L788] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L788] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L788] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L788] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L789] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L789] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L789] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L790] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L790] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L790] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L791] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L791] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L792] 3 __unbuffered_p2_EAX = z [L793] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L793] 3 z = z$flush_delayed ? z$mem_tmp : z [L794] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L799] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L801] 3 return 0; VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L822] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L822] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L823] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L823] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L824] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L824] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L826] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L858] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L858] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L859] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L860] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L861] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L861] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L864] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 847]: 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: 851]: 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: 849]: 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: 845]: 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 9 procedures, 157 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.7s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 831 NumberOfCodeBlocks, 831 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 722 ConstructedInterpolants, 0 QuantifiedInterpolants, 2693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-11-09 08:27:50,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-09 08:27:51,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b2f8ed-6e6b-4a29-ba14-6581b1980b6e/bin/ugemcutter-sTCyEAgtpa/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