./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd5019d3aed54929cd262296b7eb8866c696444f31311cf49176222c13f665a6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:19:06,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:19:06,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:19:06,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:19:06,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:19:06,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:19:06,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:19:06,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:19:06,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:19:06,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:19:06,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:19:06,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:19:06,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:19:06,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:19:06,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:19:06,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:19:06,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:19:06,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:19:06,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:19:06,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:19:06,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:19:06,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:19:06,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:19:06,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:19:06,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:19:06,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:19:06,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:19:06,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:19:06,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:19:06,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:19:06,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:19:06,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:19:06,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:19:06,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:19:06,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:19:06,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:19:06,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:19:06,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:19:06,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:19:06,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:19:06,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:19:06,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-23 14:19:06,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:19:06,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:19:06,998 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:19:06,998 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:19:06,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:19:06,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:19:07,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:19:07,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:19:07,000 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:19:07,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:19:07,001 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:19:07,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:19:07,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:19:07,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:19:07,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:19:07,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:19:07,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:19:07,003 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:19:07,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:19:07,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:19:07,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:19:07,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:19:07,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:19:07,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:19:07,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:19:07,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:19:07,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:19:07,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:19:07,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:19:07,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:19:07,005 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:19:07,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:19:07,006 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:19:07,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:19:07,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:19:07,006 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:19:07,006 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:19:07,007 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_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd5019d3aed54929cd262296b7eb8866c696444f31311cf49176222c13f665a6 [2021-11-23 14:19:07,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:19:07,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:19:07,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:19:07,298 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:19:07,298 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:19:07,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 14:19:07,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/data/5a701667d/1bf7aec3c49c40309890e5f56139b7bc/FLAG65de94d77 [2021-11-23 14:19:07,954 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:19:07,954 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 14:19:07,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/data/5a701667d/1bf7aec3c49c40309890e5f56139b7bc/FLAG65de94d77 [2021-11-23 14:19:08,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/data/5a701667d/1bf7aec3c49c40309890e5f56139b7bc [2021-11-23 14:19:08,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:19:08,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:19:08,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:08,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:19:08,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:19:08,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:08" (1/1) ... [2021-11-23 14:19:08,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52634bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:08, skipping insertion in model container [2021-11-23 14:19:08,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:08" (1/1) ... [2021-11-23 14:19:08,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:19:08,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:19:08,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2021-11-23 14:19:08,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:19:08,859 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:19:08,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/sv-benchmarks/c/pthread-wmm/safe030_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2021-11-23 14:19:08,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:19:09,016 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:19:09,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09 WrapperNode [2021-11-23 14:19:09,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:09,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:19:09,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:19:09,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:19:09,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,120 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 273 [2021-11-23 14:19:09,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:19:09,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:19:09,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:19:09,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:19:09,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:19:09,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:19:09,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:19:09,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:19:09,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (1/1) ... [2021-11-23 14:19:09,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:19:09,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:19:09,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:19:09,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:19:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:19:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 14:19:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:19:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:19:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:19:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 14:19:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 14:19:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 14:19:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 14:19:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 14:19:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 14:19:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:19:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 14:19:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:19:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:19:09,288 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:19:09,490 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:19:09,492 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:19:10,125 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:19:10,566 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:19:10,566 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 14:19:10,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:10 BoogieIcfgContainer [2021-11-23 14:19:10,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:19:10,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:19:10,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:19:10,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:19:10,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:19:08" (1/3) ... [2021-11-23 14:19:10,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e35ed4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:19:10, skipping insertion in model container [2021-11-23 14:19:10,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:09" (2/3) ... [2021-11-23 14:19:10,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e35ed4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:19:10, skipping insertion in model container [2021-11-23 14:19:10,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:10" (3/3) ... [2021-11-23 14:19:10,586 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_power.oepc_pso.oepc_rmo.oepc.i [2021-11-23 14:19:10,596 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:19:10,597 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:19:10,597 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 14:19:10,597 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:19:10,665 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,665 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,666 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,666 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,666 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,666 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,666 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,667 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,667 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,668 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,668 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,668 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,668 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,668 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,669 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,670 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,670 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,670 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,671 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,671 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,672 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,672 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,672 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,674 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,674 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,677 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,677 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,679 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,679 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,679 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,679 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,681 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,681 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,681 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,681 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,682 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,682 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,683 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,683 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,683 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,685 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,686 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,692 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,693 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,693 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,693 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,705 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,705 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,711 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,711 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,712 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,712 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:10,715 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-23 14:19:10,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-23 14:19:10,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:19:10,775 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-23 14:19:10,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-23 14:19:10,815 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-23 14:19:10,825 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:19:10,825 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-23 14:19:11,022 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,024 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,025 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,025 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,025 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,026 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,026 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,026 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,027 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,027 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,027 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,077 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,079 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,079 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,081 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,081 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,082 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,082 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,136 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,137 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,184 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,240 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,241 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,241 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,241 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,243 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,243 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,243 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,244 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,244 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,244 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,245 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,274 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,288 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,300 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,301 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,339 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,389 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,415 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,416 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,416 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:11,457 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:11,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:11,467 INFO L85 PathProgramCache]: Analyzing trace with hash 672933756, now seen corresponding path program 1 times [2021-11-23 14:19:11,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:11,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393422799] [2021-11-23 14:19:11,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:11,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:11,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:11,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393422799] [2021-11-23 14:19:11,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393422799] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:11,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:11,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:19:11,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489625749] [2021-11-23 14:19:11,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:11,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 14:19:11,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:11,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 14:19:11,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:19:11,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:11,855 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:11,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:19:11,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:11,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:11,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:19:11,936 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:11,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:11,936 INFO L85 PathProgramCache]: Analyzing trace with hash 208336162, now seen corresponding path program 1 times [2021-11-23 14:19:11,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:11,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541841372] [2021-11-23 14:19:11,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:11,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:12,763 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:12,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541841372] [2021-11-23 14:19:12,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541841372] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:12,764 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:12,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-23 14:19:12,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681335466] [2021-11-23 14:19:12,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:12,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 14:19:12,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:12,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 14:19:12,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-11-23 14:19:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:12,770 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:12,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 15 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) [2021-11-23 14:19:12,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:12,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:13,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,148 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,148 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,148 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,149 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,149 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,149 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,150 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,150 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,150 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,151 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,151 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,151 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,152 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,196 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,196 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,196 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,197 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,197 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,229 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,230 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,230 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,230 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,230 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,231 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,231 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,231 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,231 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,232 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,264 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,267 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,268 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,268 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,268 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,288 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,289 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,289 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,289 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,291 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,312 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,314 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,337 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,338 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,339 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,339 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,339 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,339 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,340 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,340 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,340 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,341 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,371 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,372 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,372 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,372 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,373 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,375 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,426 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,427 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,427 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,427 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,428 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:13,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:19:13,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:19:13,472 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:13,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:13,472 INFO L85 PathProgramCache]: Analyzing trace with hash -611410374, now seen corresponding path program 1 times [2021-11-23 14:19:13,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:13,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825410562] [2021-11-23 14:19:13,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:13,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:13,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:13,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825410562] [2021-11-23 14:19:13,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825410562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:13,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:13,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:19:13,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296904720] [2021-11-23 14:19:13,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:13,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:19:13,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:13,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:19:13,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:19:13,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:13,776 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:13,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:19:13,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:13,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:19:13,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:13,863 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,864 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,864 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,864 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,953 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,960 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,968 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:13,995 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,033 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,202 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,213 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,220 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,231 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,232 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,261 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,262 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,277 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,278 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,301 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,321 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,335 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,337 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,362 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,388 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,444 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,482 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,500 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,521 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,559 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,572 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,572 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,594 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,632 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,643 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,644 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,669 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,699 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,743 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,769 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:14,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:14,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:19:14,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:14,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 14:19:14,904 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:14,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:14,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1434555228, now seen corresponding path program 2 times [2021-11-23 14:19:14,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:14,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773343696] [2021-11-23 14:19:14,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:14,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:15,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:15,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:15,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773343696] [2021-11-23 14:19:15,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773343696] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:15,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:15,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-23 14:19:15,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076994713] [2021-11-23 14:19:15,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:15,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 14:19:15,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:15,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 14:19:15,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-23 14:19:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:15,387 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:15,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 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) [2021-11-23 14:19:15,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:15,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:19:15,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:15,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:15,572 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:15,687 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:15,733 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:15,777 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,025 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,033 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,118 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,154 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,908 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,915 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,920 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,947 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,947 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,975 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:16,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,023 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,057 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,087 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,087 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,154 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,180 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,194 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,239 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,263 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,382 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,388 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,409 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,410 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,426 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,432 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,445 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,445 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,470 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,480 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,490 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,491 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,522 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:17,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:17,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:17,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:17,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:17,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 14:19:17,557 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:17,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:17,557 INFO L85 PathProgramCache]: Analyzing trace with hash -431665664, now seen corresponding path program 1 times [2021-11-23 14:19:17,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:17,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295992397] [2021-11-23 14:19:17,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:17,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:18,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:18,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295992397] [2021-11-23 14:19:18,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295992397] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:18,102 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:18,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-23 14:19:18,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339339920] [2021-11-23 14:19:18,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:18,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 14:19:18,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:18,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 14:19:18,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2021-11-23 14:19:18,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:18,103 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:18,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.5) internal successors, (88), 16 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:19:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:18,169 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,186 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,186 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,211 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,261 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,325 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,400 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,482 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,482 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,509 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,562 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,595 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,621 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,681 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,731 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:18,980 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,027 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,028 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,166 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,269 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,326 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,358 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,461 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,472 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,481 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,482 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,499 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,509 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,540 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,560 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,560 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,583 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,590 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,599 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,600 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,621 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,629 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,638 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,638 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,668 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,694 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,694 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,721 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,742 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,768 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,768 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,802 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,802 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,828 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,853 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,853 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:19,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,026 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,033 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,033 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,081 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,082 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,116 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,222 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,320 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,321 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,407 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,432 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:20,452 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:21,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:21,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-23 14:19:21,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 14:19:21,231 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:21,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:21,232 INFO L85 PathProgramCache]: Analyzing trace with hash 2077584965, now seen corresponding path program 1 times [2021-11-23 14:19:21,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:21,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936205433] [2021-11-23 14:19:21,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:21,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:21,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:21,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936205433] [2021-11-23 14:19:21,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936205433] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:21,445 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:21,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:19:21,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376883902] [2021-11-23 14:19:21,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:21,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:19:21,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:21,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:19:21,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:19:21,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,447 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:21,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-23 14:19:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,512 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:21,563 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:21,634 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:21,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-23 14:19:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 14:19:21,689 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:21,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:21,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1297497833, now seen corresponding path program 2 times [2021-11-23 14:19:21,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:21,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206814523] [2021-11-23 14:19:21,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:21,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:19:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:19:21,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:19:21,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206814523] [2021-11-23 14:19:21,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206814523] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:19:21,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:19:21,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 14:19:21,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473235034] [2021-11-23 14:19:21,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:19:21,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 14:19:21,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:19:21,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 14:19:21,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-23 14:19:21,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,839 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:19:21,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:21,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:22,284 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,284 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,328 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,393 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,401 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,579 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:19:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:19:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 14:19:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 14:19:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-23 14:19:22,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:19:22,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:19:22,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 14:19:22,675 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:19:22,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:19:22,677 INFO L85 PathProgramCache]: Analyzing trace with hash 689057415, now seen corresponding path program 1 times [2021-11-23 14:19:22,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:19:22,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897080667] [2021-11-23 14:19:22,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:19:22,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:19:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:19:22,769 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 14:19:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:19:22,915 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 14:19:22,916 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 14:19:22,917 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-23 14:19:22,919 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-23 14:19:22,919 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-23 14:19:22,919 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-23 14:19:22,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 14:19:22,935 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1] [2021-11-23 14:19:22,936 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-23 14:19:22,940 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 14:19:22,941 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:19:23,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:19:23 BasicIcfg [2021-11-23 14:19:23,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:19:23,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:19:23,140 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:19:23,140 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:19:23,141 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:10" (3/4) ... [2021-11-23 14:19:23,142 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 14:19:23,301 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/witness.graphml [2021-11-23 14:19:23,301 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:19:23,302 INFO L158 Benchmark]: Toolchain (without parser) took 15049.30ms. Allocated memory was 102.8MB in the beginning and 392.2MB in the end (delta: 289.4MB). Free memory was 67.3MB in the beginning and 171.8MB in the end (delta: -104.6MB). Peak memory consumption was 183.5MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,302 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:19:23,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 761.73ms. Allocated memory is still 102.8MB. Free memory was 67.1MB in the beginning and 64.7MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.65ms. Allocated memory is still 102.8MB. Free memory was 64.7MB in the beginning and 61.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,303 INFO L158 Benchmark]: Boogie Preprocessor took 74.32ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,304 INFO L158 Benchmark]: RCFGBuilder took 1371.30ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 59.4MB in the beginning and 45.7MB in the end (delta: 13.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,304 INFO L158 Benchmark]: TraceAbstraction took 12567.25ms. Allocated memory was 130.0MB in the beginning and 392.2MB in the end (delta: 262.1MB). Free memory was 45.7MB in the beginning and 201.2MB in the end (delta: -155.5MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,305 INFO L158 Benchmark]: Witness Printer took 161.17ms. Allocated memory is still 392.2MB. Free memory was 201.2MB in the beginning and 171.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 14:19:23,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 761.73ms. Allocated memory is still 102.8MB. Free memory was 67.1MB in the beginning and 64.7MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.65ms. Allocated memory is still 102.8MB. Free memory was 64.7MB in the beginning and 61.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.32ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1371.30ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 59.4MB in the beginning and 45.7MB in the end (delta: 13.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * TraceAbstraction took 12567.25ms. Allocated memory was 130.0MB in the beginning and 392.2MB in the end (delta: 262.1MB). Free memory was 45.7MB in the beginning and 201.2MB in the end (delta: -155.5MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. * Witness Printer took 161.17ms. Allocated memory is still 392.2MB. Free memory was 201.2MB in the beginning and 171.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 61545, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 2161, negative conditional: 2107, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60869, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 1485, negative conditional: 1431, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 60869, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 1485, negative conditional: 1431, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 57405, positive unconditional: 1979, negative: 7943, negative conditional: 6458, negative unconditional: 1485, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 24472, positive unconditional: 34912, negative: 7943, negative conditional: 2771, negative unconditional: 5172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 24472, positive unconditional: 34912, negative: 7943, negative conditional: 2771, negative unconditional: 5172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2064, positive: 1934, positive conditional: 101, positive unconditional: 1833, negative: 130, negative conditional: 74, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2064, positive: 1829, positive conditional: 0, positive unconditional: 1829, negative: 235, negative conditional: 0, negative unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 235, positive: 105, positive conditional: 99, positive unconditional: 6, negative: 130, negative conditional: 74, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4191, positive: 1505, positive conditional: 1492, positive unconditional: 12, negative: 2686, negative conditional: 1574, negative unconditional: 1112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67327, positive: 57450, positive conditional: 24371, positive unconditional: 33079, negative: 7813, negative conditional: 2697, negative unconditional: 5116, unknown: 2064, unknown conditional: 175, unknown unconditional: 1889] , Statistics on independence cache: Total cache size (in pairs): 2064, Positive cache size: 1934, Positive conditional cache size: 101, Positive unconditional cache size: 1833, Negative cache size: 130, Negative conditional cache size: 74, Negative unconditional cache size: 56, Eliminated conditions: 36620, Maximal queried relation: 5, Independence queries for same thread: 676 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 4378, Number of trivial persistent sets: 1944, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1882, positive: 1828, positive conditional: 0, positive unconditional: 1828, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 61545, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 2161, negative conditional: 2107, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60869, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 1485, negative conditional: 1431, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 60869, positive: 59384, positive conditional: 57556, positive unconditional: 1828, negative: 1485, negative conditional: 1431, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 57405, positive unconditional: 1979, negative: 7943, negative conditional: 6458, negative unconditional: 1485, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 24472, positive unconditional: 34912, negative: 7943, negative conditional: 2771, negative unconditional: 5172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67327, positive: 59384, positive conditional: 24472, positive unconditional: 34912, negative: 7943, negative conditional: 2771, negative unconditional: 5172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2064, positive: 1934, positive conditional: 101, positive unconditional: 1833, negative: 130, negative conditional: 74, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2064, positive: 1829, positive conditional: 0, positive unconditional: 1829, negative: 235, negative conditional: 0, negative unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 235, positive: 105, positive conditional: 99, positive unconditional: 6, negative: 130, negative conditional: 74, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4191, positive: 1505, positive conditional: 1492, positive unconditional: 12, negative: 2686, negative conditional: 1574, negative unconditional: 1112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67327, positive: 57450, positive conditional: 24371, positive unconditional: 33079, negative: 7813, negative conditional: 2697, negative unconditional: 5116, unknown: 2064, unknown conditional: 175, unknown unconditional: 1889] , Statistics on independence cache: Total cache size (in pairs): 2064, Positive cache size: 1934, Positive conditional cache size: 101, Positive unconditional cache size: 1833, Negative cache size: 130, Negative conditional cache size: 74, Negative unconditional cache size: 56, Eliminated conditions: 36620, Maximal queried relation: 5, Independence queries for same thread: 676 - 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: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L711] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L713] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L717] 0 int z = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L718] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L719] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L720] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$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] [L721] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$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$r_buff0_thd1=0] [L722] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=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$r_buff0_thd2=0] [L723] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=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] [L724] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0] [L725] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0] [L726] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L727] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L728] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L729] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L730] 0 int z$w_buff0; VAL [__unbuffered_cnt=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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L731] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L732] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L733] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$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] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L816] 0 pthread_t t2489; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2489={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L817] FCALL, FORK 0 pthread_create(&t2489, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2489, ((void *)0), P0, ((void *)0))=-2, t2489={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L818] 0 pthread_t t2490; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2489={5:0}, t2490={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L819] FCALL, FORK 0 pthread_create(&t2490, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2490, ((void *)0), P1, ((void *)0))=-1, t2489={5:0}, t2490={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L820] 0 pthread_t t2491; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2489={5:0}, t2490={6:0}, t2491={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L821] FCALL, FORK 0 pthread_create(&t2491, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2491, ((void *)0), P2, ((void *)0))=0, t2489={5:0}, t2490={6:0}, t2491={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L739] 1 z$w_buff1 = z$w_buff0 [L740] 1 z$w_buff0 = 2 [L741] 1 z$w_buff1_used = z$w_buff0_used [L742] 1 z$w_buff0_used = (_Bool)1 [L743] CALL 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L743] RET 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L744] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L745] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L746] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L747] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L748] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L774] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L774] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L774] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L774] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L775] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L775] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L776] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L776] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L777] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L777] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L778] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L778] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L781] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L783] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L788] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L791] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L794] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L794] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L794] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L794] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L795] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L795] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L796] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L796] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L797] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L797] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L798] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L798] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L801] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L803] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L754] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L755] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L755] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L756] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L756] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L757] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L757] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L758] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L758] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L823] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2489={5:0}, t2490={6:0}, t2491={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L825] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L825] RET 0 assume_abort_if_not(main$tmp_guard0) [L827] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L827] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L827] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L827] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L828] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L828] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L829] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L830] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L830] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L831] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L831] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L834] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L835] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L836] 0 z$flush_delayed = weak$$choice2 [L837] 0 z$mem_tmp = z [L838] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L838] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L839] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L839] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0) [L839] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L839] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L840] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L840] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1) [L840] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L840] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L841] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L841] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used) [L841] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L841] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L842] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L842] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L843] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L843] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0) [L843] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L843] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L844] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L844] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L845] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2) [L846] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L846] 0 z = z$flush_delayed ? z$mem_tmp : z [L847] 0 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2489={5:0}, t2490={6:0}, t2491={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 821]: 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: 817]: 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: 819]: 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 7 procedures, 140 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 8.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 707 NumberOfCodeBlocks, 707 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 609 ConstructedInterpolants, 0 QuantifiedInterpolants, 3876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-23 14:19:23,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:19:23,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3ca9d3c-370d-41e3-9eee-a49e1ed4c56b/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE