./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix019_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_rmo.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a197bd9b18e7b2017ef5dcfa1f785f07ddae6b8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:02:39,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:02:39,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:02:39,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:02:39,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:02:39,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:02:39,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:02:39,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:02:39,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:02:39,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:02:39,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:02:39,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:02:39,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:02:39,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:02:39,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:02:39,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:02:39,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:02:39,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:02:39,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:02:39,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:02:39,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:02:39,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:02:39,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:02:39,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:02:39,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:02:39,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:02:39,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:02:39,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:02:39,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:02:39,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:02:39,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:02:39,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:02:39,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:02:39,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:02:39,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:02:39,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:02:39,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:02:39,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:02:39,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:02:39,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:02:39,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:02:39,998 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 21:02:40,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:02:40,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:02:40,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:02:40,008 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:02:40,008 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:02:40,009 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:02:40,009 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:02:40,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:02:40,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:02:40,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:02:40,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:02:40,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:02:40,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:02:40,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:02:40,013 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 1a197bd9b18e7b2017ef5dcfa1f785f07ddae6b8 [2019-12-07 21:02:40,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:02:40,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:02:40,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:02:40,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:02:40,122 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:02:40,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/../../sv-benchmarks/c/pthread-wmm/mix019_rmo.opt.i [2019-12-07 21:02:40,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/data/838381717/498ae18a01704989b940044ae5edb25b/FLAG23aec342d [2019-12-07 21:02:40,608 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:02:40,609 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/sv-benchmarks/c/pthread-wmm/mix019_rmo.opt.i [2019-12-07 21:02:40,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/data/838381717/498ae18a01704989b940044ae5edb25b/FLAG23aec342d [2019-12-07 21:02:40,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/data/838381717/498ae18a01704989b940044ae5edb25b [2019-12-07 21:02:40,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:02:40,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:02:40,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:02:40,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:02:40,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:02:40,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:02:40" (1/1) ... [2019-12-07 21:02:40,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2ff042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:40, skipping insertion in model container [2019-12-07 21:02:40,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:02:40" (1/1) ... [2019-12-07 21:02:40,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:02:40,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:02:40,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:02:40,930 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:02:40,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:02:41,019 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:02:41,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41 WrapperNode [2019-12-07 21:02:41,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:02:41,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:02:41,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:02:41,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:02:41,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:02:41,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:02:41,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:02:41,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:02:41,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... [2019-12-07 21:02:41,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:02:41,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:02:41,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:02:41,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:02:41,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:02:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-07 21:02:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-07 21:02:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-07 21:02:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-07 21:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:02:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:02:41,136 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 21:02:41,507 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:02:41,507 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-07 21:02:41,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:02:41 BoogieIcfgContainer [2019-12-07 21:02:41,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:02:41,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:02:41,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:02:41,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:02:41,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:02:40" (1/3) ... [2019-12-07 21:02:41,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e54af0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:02:41, skipping insertion in model container [2019-12-07 21:02:41,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:02:41" (2/3) ... [2019-12-07 21:02:41,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e54af0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:02:41, skipping insertion in model container [2019-12-07 21:02:41,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:02:41" (3/3) ... [2019-12-07 21:02:41,512 INFO L109 eAbstractionObserver]: Analyzing ICFG mix019_rmo.opt.i [2019-12-07 21:02:41,518 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-07 21:02:41,519 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:02:41,523 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 21:02:41,524 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-07 21:02:41,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,552 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,552 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,553 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,553 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,553 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,553 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,554 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,555 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,556 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,556 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,556 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,556 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,556 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,557 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,557 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,557 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,557 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,557 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,558 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,559 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,559 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,559 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,559 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,559 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,560 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,561 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,562 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,563 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,564 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,570 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,571 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,572 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,573 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,582 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,583 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,584 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,585 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,586 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,587 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,587 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,587 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,587 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,587 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,588 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,589 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 21:02:41,601 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-07 21:02:41,614 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:02:41,614 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:02:41,615 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:02:41,615 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:02:41,615 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:02:41,615 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:02:41,615 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:02:41,615 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:02:41,625 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 240 transitions [2019-12-07 21:02:41,626 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 194 places, 240 transitions [2019-12-07 21:02:41,705 INFO L134 PetriNetUnfolder]: 56/237 cut-off events. [2019-12-07 21:02:41,705 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 21:02:41,719 INFO L76 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 237 events. 56/237 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 915 event pairs. 9/188 useless extension candidates. Maximal degree in co-relation 206. Up to 2 conditions per place. [2019-12-07 21:02:41,745 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 194 places, 240 transitions [2019-12-07 21:02:41,789 INFO L134 PetriNetUnfolder]: 56/237 cut-off events. [2019-12-07 21:02:41,789 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 21:02:41,796 INFO L76 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 237 events. 56/237 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 915 event pairs. 9/188 useless extension candidates. Maximal degree in co-relation 206. Up to 2 conditions per place. [2019-12-07 21:02:41,820 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 24630 [2019-12-07 21:02:41,821 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-07 21:02:45,073 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-12-07 21:02:45,225 INFO L206 etLargeBlockEncoding]: Checked pairs total: 128329 [2019-12-07 21:02:45,225 INFO L214 etLargeBlockEncoding]: Total number of compositions: 122 [2019-12-07 21:02:45,228 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 109 places, 131 transitions [2019-12-07 21:02:48,401 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 48994 states. [2019-12-07 21:02:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 48994 states. [2019-12-07 21:02:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-07 21:02:48,407 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:02:48,407 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:02:48,407 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:02:48,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:02:48,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1376992094, now seen corresponding path program 1 times [2019-12-07 21:02:48,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:02:48,417 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488545963] [2019-12-07 21:02:48,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:02:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:02:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:02:48,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488545963] [2019-12-07 21:02:48,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:02:48,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 21:02:48,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182655723] [2019-12-07 21:02:48,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:02:48,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:02:48,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:02:48,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:02:48,585 INFO L87 Difference]: Start difference. First operand 48994 states. Second operand 3 states. [2019-12-07 21:02:48,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:02:48,998 INFO L93 Difference]: Finished difference Result 48562 states and 198786 transitions. [2019-12-07 21:02:48,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:02:48,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-07 21:02:48,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:02:49,271 INFO L225 Difference]: With dead ends: 48562 [2019-12-07 21:02:49,271 INFO L226 Difference]: Without dead ends: 45454 [2019-12-07 21:02:49,272 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:02:50,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45454 states. [2019-12-07 21:02:50,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45454 to 45454. [2019-12-07 21:02:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45454 states. [2019-12-07 21:02:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45454 states to 45454 states and 185938 transitions. [2019-12-07 21:02:50,949 INFO L78 Accepts]: Start accepts. Automaton has 45454 states and 185938 transitions. Word has length 7 [2019-12-07 21:02:50,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:02:50,950 INFO L462 AbstractCegarLoop]: Abstraction has 45454 states and 185938 transitions. [2019-12-07 21:02:50,950 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:02:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 45454 states and 185938 transitions. [2019-12-07 21:02:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 21:02:50,956 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:02:50,956 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:02:50,957 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:02:50,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:02:50,957 INFO L82 PathProgramCache]: Analyzing trace with hash -694250741, now seen corresponding path program 1 times [2019-12-07 21:02:50,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:02:50,957 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752935702] [2019-12-07 21:02:50,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:02:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:02:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:02:51,027 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752935702] [2019-12-07 21:02:51,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:02:51,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 21:02:51,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022274042] [2019-12-07 21:02:51,028 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:02:51,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:02:51,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:02:51,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:02:51,029 INFO L87 Difference]: Start difference. First operand 45454 states and 185938 transitions. Second operand 4 states. [2019-12-07 21:02:51,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:02:51,521 INFO L93 Difference]: Finished difference Result 70498 states and 277512 transitions. [2019-12-07 21:02:51,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:02:51,521 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-07 21:02:51,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:02:51,848 INFO L225 Difference]: With dead ends: 70498 [2019-12-07 21:02:51,848 INFO L226 Difference]: Without dead ends: 70464 [2019-12-07 21:02:51,848 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:02:52,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70464 states. [2019-12-07 21:02:53,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70464 to 68586. [2019-12-07 21:02:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68586 states. [2019-12-07 21:02:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68586 states to 68586 states and 271564 transitions. [2019-12-07 21:02:53,810 INFO L78 Accepts]: Start accepts. Automaton has 68586 states and 271564 transitions. Word has length 13 [2019-12-07 21:02:53,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:02:53,810 INFO L462 AbstractCegarLoop]: Abstraction has 68586 states and 271564 transitions. [2019-12-07 21:02:53,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:02:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 68586 states and 271564 transitions. [2019-12-07 21:02:53,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 21:02:53,815 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:02:53,815 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:02:53,815 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:02:53,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:02:53,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1574256306, now seen corresponding path program 1 times [2019-12-07 21:02:53,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:02:53,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953518847] [2019-12-07 21:02:53,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:02:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:02:53,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:02:53,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953518847] [2019-12-07 21:02:53,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:02:53,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 21:02:53,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266081500] [2019-12-07 21:02:53,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:02:53,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:02:53,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:02:53,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:02:53,862 INFO L87 Difference]: Start difference. First operand 68586 states and 271564 transitions. Second operand 4 states. [2019-12-07 21:02:54,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:02:54,355 INFO L93 Difference]: Finished difference Result 86148 states and 336751 transitions. [2019-12-07 21:02:54,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:02:54,355 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-07 21:02:54,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:02:54,534 INFO L225 Difference]: With dead ends: 86148 [2019-12-07 21:02:54,535 INFO L226 Difference]: Without dead ends: 86120 [2019-12-07 21:02:54,535 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:02:56,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86120 states. [2019-12-07 21:02:57,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86120 to 77624. [2019-12-07 21:02:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77624 states. [2019-12-07 21:02:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77624 states to 77624 states and 306129 transitions. [2019-12-07 21:02:57,813 INFO L78 Accepts]: Start accepts. Automaton has 77624 states and 306129 transitions. Word has length 16 [2019-12-07 21:02:57,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:02:57,814 INFO L462 AbstractCegarLoop]: Abstraction has 77624 states and 306129 transitions. [2019-12-07 21:02:57,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:02:57,814 INFO L276 IsEmpty]: Start isEmpty. Operand 77624 states and 306129 transitions. [2019-12-07 21:02:57,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 21:02:57,820 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:02:57,820 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:02:57,820 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:02:57,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:02:57,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1845190065, now seen corresponding path program 1 times [2019-12-07 21:02:57,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:02:57,821 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507911235] [2019-12-07 21:02:57,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:02:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:02:57,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:02:57,874 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507911235] [2019-12-07 21:02:57,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:02:57,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 21:02:57,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202808939] [2019-12-07 21:02:57,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:02:57,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:02:57,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:02:57,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:02:57,875 INFO L87 Difference]: Start difference. First operand 77624 states and 306129 transitions. Second operand 3 states. [2019-12-07 21:02:58,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:02:58,300 INFO L93 Difference]: Finished difference Result 115733 states and 434320 transitions. [2019-12-07 21:02:58,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:02:58,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-07 21:02:58,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:02:58,561 INFO L225 Difference]: With dead ends: 115733 [2019-12-07 21:02:58,561 INFO L226 Difference]: Without dead ends: 115154 [2019-12-07 21:02:58,562 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:02:59,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115154 states. [2019-12-07 21:03:01,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115154 to 111996. [2019-12-07 21:03:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111996 states. [2019-12-07 21:03:01,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111996 states to 111996 states and 424493 transitions. [2019-12-07 21:03:01,453 INFO L78 Accepts]: Start accepts. Automaton has 111996 states and 424493 transitions. Word has length 18 [2019-12-07 21:03:01,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:01,453 INFO L462 AbstractCegarLoop]: Abstraction has 111996 states and 424493 transitions. [2019-12-07 21:03:01,454 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:03:01,454 INFO L276 IsEmpty]: Start isEmpty. Operand 111996 states and 424493 transitions. [2019-12-07 21:03:01,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 21:03:01,463 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:01,463 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:01,463 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:01,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:01,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1245259920, now seen corresponding path program 1 times [2019-12-07 21:03:01,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:01,463 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014119558] [2019-12-07 21:03:01,463 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:01,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014119558] [2019-12-07 21:03:01,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:01,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 21:03:01,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123009659] [2019-12-07 21:03:01,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:03:01,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:01,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:03:01,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:01,516 INFO L87 Difference]: Start difference. First operand 111996 states and 424493 transitions. Second operand 4 states. [2019-12-07 21:03:02,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:02,161 INFO L93 Difference]: Finished difference Result 108726 states and 409520 transitions. [2019-12-07 21:03:02,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:03:02,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 21:03:02,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:02,392 INFO L225 Difference]: With dead ends: 108726 [2019-12-07 21:03:02,392 INFO L226 Difference]: Without dead ends: 108726 [2019-12-07 21:03:02,392 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:03,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108726 states. [2019-12-07 21:03:04,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108726 to 83747. [2019-12-07 21:03:04,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83747 states. [2019-12-07 21:03:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83747 states to 83747 states and 322076 transitions. [2019-12-07 21:03:05,014 INFO L78 Accepts]: Start accepts. Automaton has 83747 states and 322076 transitions. Word has length 19 [2019-12-07 21:03:05,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:05,014 INFO L462 AbstractCegarLoop]: Abstraction has 83747 states and 322076 transitions. [2019-12-07 21:03:05,014 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:03:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 83747 states and 322076 transitions. [2019-12-07 21:03:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 21:03:05,027 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:05,027 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:05,027 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:05,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:05,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1737177277, now seen corresponding path program 1 times [2019-12-07 21:03:05,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:05,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810766342] [2019-12-07 21:03:05,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:05,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810766342] [2019-12-07 21:03:05,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:05,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 21:03:05,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823330171] [2019-12-07 21:03:05,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:03:05,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:05,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:03:05,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:03:05,077 INFO L87 Difference]: Start difference. First operand 83747 states and 322076 transitions. Second operand 5 states. [2019-12-07 21:03:05,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:05,801 INFO L93 Difference]: Finished difference Result 99565 states and 377265 transitions. [2019-12-07 21:03:05,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 21:03:05,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-07 21:03:05,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:06,017 INFO L225 Difference]: With dead ends: 99565 [2019-12-07 21:03:06,017 INFO L226 Difference]: Without dead ends: 99513 [2019-12-07 21:03:06,017 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 21:03:06,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99513 states. [2019-12-07 21:03:09,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99513 to 83287. [2019-12-07 21:03:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83287 states. [2019-12-07 21:03:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83287 states to 83287 states and 320430 transitions. [2019-12-07 21:03:09,731 INFO L78 Accepts]: Start accepts. Automaton has 83287 states and 320430 transitions. Word has length 22 [2019-12-07 21:03:09,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:09,731 INFO L462 AbstractCegarLoop]: Abstraction has 83287 states and 320430 transitions. [2019-12-07 21:03:09,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:03:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 83287 states and 320430 transitions. [2019-12-07 21:03:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 21:03:09,795 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:09,795 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:09,795 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:09,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:09,796 INFO L82 PathProgramCache]: Analyzing trace with hash -369362275, now seen corresponding path program 1 times [2019-12-07 21:03:09,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:09,796 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645155285] [2019-12-07 21:03:09,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:09,820 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645155285] [2019-12-07 21:03:09,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:09,820 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 21:03:09,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997413795] [2019-12-07 21:03:09,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:03:09,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:09,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:03:09,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:03:09,821 INFO L87 Difference]: Start difference. First operand 83287 states and 320430 transitions. Second operand 3 states. [2019-12-07 21:03:09,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:09,987 INFO L93 Difference]: Finished difference Result 48526 states and 165641 transitions. [2019-12-07 21:03:09,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:03:09,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-12-07 21:03:09,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:10,063 INFO L225 Difference]: With dead ends: 48526 [2019-12-07 21:03:10,063 INFO L226 Difference]: Without dead ends: 48526 [2019-12-07 21:03:10,063 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:03:10,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48526 states. [2019-12-07 21:03:10,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48526 to 48526. [2019-12-07 21:03:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48526 states. [2019-12-07 21:03:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48526 states to 48526 states and 165641 transitions. [2019-12-07 21:03:11,076 INFO L78 Accepts]: Start accepts. Automaton has 48526 states and 165641 transitions. Word has length 32 [2019-12-07 21:03:11,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:11,076 INFO L462 AbstractCegarLoop]: Abstraction has 48526 states and 165641 transitions. [2019-12-07 21:03:11,077 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:03:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 48526 states and 165641 transitions. [2019-12-07 21:03:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 21:03:11,105 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:11,105 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:11,105 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:11,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:11,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1686116920, now seen corresponding path program 1 times [2019-12-07 21:03:11,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:11,106 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133915729] [2019-12-07 21:03:11,106 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:11,140 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133915729] [2019-12-07 21:03:11,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:11,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 21:03:11,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504578956] [2019-12-07 21:03:11,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 21:03:11,140 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:11,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 21:03:11,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:03:11,141 INFO L87 Difference]: Start difference. First operand 48526 states and 165641 transitions. Second operand 3 states. [2019-12-07 21:03:11,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:11,271 INFO L93 Difference]: Finished difference Result 45738 states and 153753 transitions. [2019-12-07 21:03:11,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:03:11,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-12-07 21:03:11,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:11,342 INFO L225 Difference]: With dead ends: 45738 [2019-12-07 21:03:11,342 INFO L226 Difference]: Without dead ends: 45738 [2019-12-07 21:03:11,342 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 21:03:11,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45738 states. [2019-12-07 21:03:12,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45738 to 45514. [2019-12-07 21:03:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45514 states. [2019-12-07 21:03:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45514 states to 45514 states and 153165 transitions. [2019-12-07 21:03:12,243 INFO L78 Accepts]: Start accepts. Automaton has 45514 states and 153165 transitions. Word has length 33 [2019-12-07 21:03:12,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:12,243 INFO L462 AbstractCegarLoop]: Abstraction has 45514 states and 153165 transitions. [2019-12-07 21:03:12,243 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 21:03:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 45514 states and 153165 transitions. [2019-12-07 21:03:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 21:03:12,265 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:12,266 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:12,266 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:12,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:12,266 INFO L82 PathProgramCache]: Analyzing trace with hash -2068440986, now seen corresponding path program 1 times [2019-12-07 21:03:12,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:12,266 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256675425] [2019-12-07 21:03:12,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:12,317 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256675425] [2019-12-07 21:03:12,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:12,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 21:03:12,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787711221] [2019-12-07 21:03:12,318 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:03:12,318 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:12,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:03:12,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:12,318 INFO L87 Difference]: Start difference. First operand 45514 states and 153165 transitions. Second operand 4 states. [2019-12-07 21:03:12,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:12,693 INFO L93 Difference]: Finished difference Result 77995 states and 263526 transitions. [2019-12-07 21:03:12,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:03:12,693 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 21:03:12,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:12,746 INFO L225 Difference]: With dead ends: 77995 [2019-12-07 21:03:12,746 INFO L226 Difference]: Without dead ends: 37982 [2019-12-07 21:03:12,746 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:13,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37982 states. [2019-12-07 21:03:13,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37982 to 37753. [2019-12-07 21:03:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37753 states. [2019-12-07 21:03:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37753 states to 37753 states and 124698 transitions. [2019-12-07 21:03:13,524 INFO L78 Accepts]: Start accepts. Automaton has 37753 states and 124698 transitions. Word has length 34 [2019-12-07 21:03:13,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:13,525 INFO L462 AbstractCegarLoop]: Abstraction has 37753 states and 124698 transitions. [2019-12-07 21:03:13,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:03:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37753 states and 124698 transitions. [2019-12-07 21:03:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 21:03:13,548 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:13,548 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:13,548 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:13,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:13,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1654505029, now seen corresponding path program 1 times [2019-12-07 21:03:13,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:13,548 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778928811] [2019-12-07 21:03:13,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:13,573 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778928811] [2019-12-07 21:03:13,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:13,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 21:03:13,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954611991] [2019-12-07 21:03:13,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:03:13,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:13,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:03:13,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:13,574 INFO L87 Difference]: Start difference. First operand 37753 states and 124698 transitions. Second operand 4 states. [2019-12-07 21:03:13,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:13,596 INFO L93 Difference]: Finished difference Result 5743 states and 14204 transitions. [2019-12-07 21:03:13,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:03:13,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-12-07 21:03:13,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:13,601 INFO L225 Difference]: With dead ends: 5743 [2019-12-07 21:03:13,601 INFO L226 Difference]: Without dead ends: 5743 [2019-12-07 21:03:13,601 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:13,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5743 states. [2019-12-07 21:03:13,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5743 to 5733. [2019-12-07 21:03:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5733 states. [2019-12-07 21:03:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 5733 states and 14186 transitions. [2019-12-07 21:03:13,657 INFO L78 Accepts]: Start accepts. Automaton has 5733 states and 14186 transitions. Word has length 35 [2019-12-07 21:03:13,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:13,658 INFO L462 AbstractCegarLoop]: Abstraction has 5733 states and 14186 transitions. [2019-12-07 21:03:13,658 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:03:13,658 INFO L276 IsEmpty]: Start isEmpty. Operand 5733 states and 14186 transitions. [2019-12-07 21:03:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-07 21:03:13,662 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:13,662 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:13,662 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:13,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:13,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1666574598, now seen corresponding path program 1 times [2019-12-07 21:03:13,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:13,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510049592] [2019-12-07 21:03:13,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:13,716 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510049592] [2019-12-07 21:03:13,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:13,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 21:03:13,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467006935] [2019-12-07 21:03:13,717 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:03:13,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:13,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:03:13,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:13,717 INFO L87 Difference]: Start difference. First operand 5733 states and 14186 transitions. Second operand 4 states. [2019-12-07 21:03:13,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:13,860 INFO L93 Difference]: Finished difference Result 6545 states and 15953 transitions. [2019-12-07 21:03:13,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:03:13,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2019-12-07 21:03:13,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:13,865 INFO L225 Difference]: With dead ends: 6545 [2019-12-07 21:03:13,865 INFO L226 Difference]: Without dead ends: 6545 [2019-12-07 21:03:13,865 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:13,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6545 states. [2019-12-07 21:03:13,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6545 to 6453. [2019-12-07 21:03:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6453 states. [2019-12-07 21:03:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6453 states to 6453 states and 15749 transitions. [2019-12-07 21:03:13,927 INFO L78 Accepts]: Start accepts. Automaton has 6453 states and 15749 transitions. Word has length 46 [2019-12-07 21:03:13,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:13,927 INFO L462 AbstractCegarLoop]: Abstraction has 6453 states and 15749 transitions. [2019-12-07 21:03:13,927 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:03:13,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6453 states and 15749 transitions. [2019-12-07 21:03:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-07 21:03:13,931 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:13,931 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:13,931 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:13,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:13,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1651929709, now seen corresponding path program 1 times [2019-12-07 21:03:13,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:13,931 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602673184] [2019-12-07 21:03:13,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:13,972 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602673184] [2019-12-07 21:03:13,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:13,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 21:03:13,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057577940] [2019-12-07 21:03:13,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:03:13,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:13,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:03:13,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:03:13,972 INFO L87 Difference]: Start difference. First operand 6453 states and 15749 transitions. Second operand 5 states. [2019-12-07 21:03:13,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:13,995 INFO L93 Difference]: Finished difference Result 4882 states and 12169 transitions. [2019-12-07 21:03:13,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:03:13,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2019-12-07 21:03:13,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:13,998 INFO L225 Difference]: With dead ends: 4882 [2019-12-07 21:03:13,998 INFO L226 Difference]: Without dead ends: 2500 [2019-12-07 21:03:13,998 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:03:14,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2500 states. [2019-12-07 21:03:14,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2500 to 2490. [2019-12-07 21:03:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2490 states. [2019-12-07 21:03:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 6161 transitions. [2019-12-07 21:03:14,021 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 6161 transitions. Word has length 47 [2019-12-07 21:03:14,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:14,021 INFO L462 AbstractCegarLoop]: Abstraction has 2490 states and 6161 transitions. [2019-12-07 21:03:14,021 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:03:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 6161 transitions. [2019-12-07 21:03:14,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-07 21:03:14,023 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:14,023 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:14,023 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:14,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:14,023 INFO L82 PathProgramCache]: Analyzing trace with hash 157005811, now seen corresponding path program 1 times [2019-12-07 21:03:14,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:14,023 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991053309] [2019-12-07 21:03:14,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:14,089 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991053309] [2019-12-07 21:03:14,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:14,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 21:03:14,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175262987] [2019-12-07 21:03:14,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 21:03:14,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:14,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 21:03:14,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 21:03:14,090 INFO L87 Difference]: Start difference. First operand 2490 states and 6161 transitions. Second operand 6 states. [2019-12-07 21:03:14,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:14,189 INFO L93 Difference]: Finished difference Result 4470 states and 11140 transitions. [2019-12-07 21:03:14,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 21:03:14,189 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-12-07 21:03:14,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:14,192 INFO L225 Difference]: With dead ends: 4470 [2019-12-07 21:03:14,193 INFO L226 Difference]: Without dead ends: 3974 [2019-12-07 21:03:14,193 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-12-07 21:03:14,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3974 states. [2019-12-07 21:03:14,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3974 to 3464. [2019-12-07 21:03:14,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3464 states. [2019-12-07 21:03:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 8783 transitions. [2019-12-07 21:03:14,229 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 8783 transitions. Word has length 62 [2019-12-07 21:03:14,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:14,229 INFO L462 AbstractCegarLoop]: Abstraction has 3464 states and 8783 transitions. [2019-12-07 21:03:14,229 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 21:03:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 8783 transitions. [2019-12-07 21:03:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-07 21:03:14,231 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:14,231 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:14,231 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:14,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:14,232 INFO L82 PathProgramCache]: Analyzing trace with hash -793933157, now seen corresponding path program 2 times [2019-12-07 21:03:14,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:14,232 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99894148] [2019-12-07 21:03:14,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:14,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:14,441 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99894148] [2019-12-07 21:03:14,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:14,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-12-07 21:03:14,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54382614] [2019-12-07 21:03:14,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 21:03:14,442 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:14,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 21:03:14,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-12-07 21:03:14,443 INFO L87 Difference]: Start difference. First operand 3464 states and 8783 transitions. Second operand 9 states. [2019-12-07 21:03:15,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:15,317 INFO L93 Difference]: Finished difference Result 7659 states and 19179 transitions. [2019-12-07 21:03:15,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 21:03:15,318 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2019-12-07 21:03:15,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:15,324 INFO L225 Difference]: With dead ends: 7659 [2019-12-07 21:03:15,324 INFO L226 Difference]: Without dead ends: 7469 [2019-12-07 21:03:15,324 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2019-12-07 21:03:15,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7469 states. [2019-12-07 21:03:15,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7469 to 5578. [2019-12-07 21:03:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5578 states. [2019-12-07 21:03:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5578 states and 14325 transitions. [2019-12-07 21:03:15,388 INFO L78 Accepts]: Start accepts. Automaton has 5578 states and 14325 transitions. Word has length 62 [2019-12-07 21:03:15,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:15,389 INFO L462 AbstractCegarLoop]: Abstraction has 5578 states and 14325 transitions. [2019-12-07 21:03:15,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 21:03:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 5578 states and 14325 transitions. [2019-12-07 21:03:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-07 21:03:15,392 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:15,393 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:15,393 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:15,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:15,393 INFO L82 PathProgramCache]: Analyzing trace with hash 780583273, now seen corresponding path program 3 times [2019-12-07 21:03:15,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:15,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073016526] [2019-12-07 21:03:15,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:15,432 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073016526] [2019-12-07 21:03:15,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:15,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 21:03:15,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526952502] [2019-12-07 21:03:15,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:03:15,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:15,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:03:15,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:03:15,433 INFO L87 Difference]: Start difference. First operand 5578 states and 14325 transitions. Second operand 4 states. [2019-12-07 21:03:15,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:15,453 INFO L93 Difference]: Finished difference Result 6033 states and 15368 transitions. [2019-12-07 21:03:15,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:03:15,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2019-12-07 21:03:15,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:15,454 INFO L225 Difference]: With dead ends: 6033 [2019-12-07 21:03:15,454 INFO L226 Difference]: Without dead ends: 512 [2019-12-07 21:03:15,454 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:03:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2019-12-07 21:03:15,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 507. [2019-12-07 21:03:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2019-12-07 21:03:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 1116 transitions. [2019-12-07 21:03:15,459 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 1116 transitions. Word has length 62 [2019-12-07 21:03:15,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:15,459 INFO L462 AbstractCegarLoop]: Abstraction has 507 states and 1116 transitions. [2019-12-07 21:03:15,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:03:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1116 transitions. [2019-12-07 21:03:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 21:03:15,460 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:15,460 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:15,460 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:15,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:15,460 INFO L82 PathProgramCache]: Analyzing trace with hash 78017404, now seen corresponding path program 1 times [2019-12-07 21:03:15,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:15,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144639650] [2019-12-07 21:03:15,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:03:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:03:15,529 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144639650] [2019-12-07 21:03:15,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:03:15,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 21:03:15,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378584647] [2019-12-07 21:03:15,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 21:03:15,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 21:03:15,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 21:03:15,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-12-07 21:03:15,530 INFO L87 Difference]: Start difference. First operand 507 states and 1116 transitions. Second operand 8 states. [2019-12-07 21:03:15,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:03:15,717 INFO L93 Difference]: Finished difference Result 1039 states and 2243 transitions. [2019-12-07 21:03:15,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 21:03:15,717 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2019-12-07 21:03:15,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:03:15,718 INFO L225 Difference]: With dead ends: 1039 [2019-12-07 21:03:15,719 INFO L226 Difference]: Without dead ends: 764 [2019-12-07 21:03:15,719 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2019-12-07 21:03:15,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2019-12-07 21:03:15,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 600. [2019-12-07 21:03:15,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2019-12-07 21:03:15,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 1282 transitions. [2019-12-07 21:03:15,727 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 1282 transitions. Word has length 63 [2019-12-07 21:03:15,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:03:15,727 INFO L462 AbstractCegarLoop]: Abstraction has 600 states and 1282 transitions. [2019-12-07 21:03:15,727 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 21:03:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1282 transitions. [2019-12-07 21:03:15,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 21:03:15,728 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:03:15,728 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:03:15,728 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:03:15,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:03:15,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1479252612, now seen corresponding path program 2 times [2019-12-07 21:03:15,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 21:03:15,729 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557274287] [2019-12-07 21:03:15,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 21:03:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:03:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:03:15,834 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-12-07 21:03:15,834 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 21:03:15,837 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1016] [1016] ULTIMATE.startENTRY-->L828: Formula: (let ((.cse0 (store |v_#valid_60| 0 0))) (and (= |v_#length_21| (store |v_#length_22| |v_ULTIMATE.start_main_~#t512~0.base_24| 4)) (= 0 v_~y$r_buff1_thd2~0_356) (= v_~y$r_buff0_thd0~0_194 0) (= (store |v_#memory_int_16| |v_ULTIMATE.start_main_~#t512~0.base_24| (store (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t512~0.base_24|) |v_ULTIMATE.start_main_~#t512~0.offset_17| 0)) |v_#memory_int_15|) (= v_~y$r_buff1_thd1~0_192 0) (= v_~y$w_buff1_used~0_559 0) (= v_~y$r_buff0_thd1~0_121 0) (= v_~y$read_delayed~0_7 0) (= 0 v_~y$r_buff1_thd3~0_350) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t512~0.base_24|)) (= v_~y~0_367 0) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t512~0.base_24|) (= v_~main$tmp_guard1~0_26 0) (= 0 v_~y$read_delayed_var~0.base_5) (= v_~y$w_buff1~0_262 0) (< 0 |v_#StackHeapBarrier_17|) (= v_~y$r_buff1_thd0~0_244 0) (= |v_#valid_58| (store .cse0 |v_ULTIMATE.start_main_~#t512~0.base_24| 1)) (= 0 v_~__unbuffered_p1_EAX~0_43) (= v_~y$mem_tmp~0_237 0) (= 0 v_~y$read_delayed_var~0.offset_5) (= 0 v_~__unbuffered_p2_EAX~0_29) (= 0 v_~y$r_buff0_thd2~0_368) (= v_~y$w_buff0_used~0_898 0) (= v_~__unbuffered_p2_EBX~0_33 0) (= 0 v_~weak$$choice0~0_225) (= v_~y$flush_delayed~0_303 0) (= v_~z~0_25 0) (= 0 v_~y$w_buff0~0_387) (= |v_#NULL.offset_5| 0) (= |v_ULTIMATE.start_main_~#t512~0.offset_17| 0) (= v_~main$tmp_guard0~0_22 0) (= v_~x~0_65 0) (= v_~weak$$choice2~0_304 0) (= v_~__unbuffered_cnt~0_157 0) (= 0 |v_#NULL.base_5|) (= 0 v_~y$r_buff0_thd3~0_578))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_16|, #length=|v_#length_22|} OutVars{ULTIMATE.start_main_~#t512~0.base=|v_ULTIMATE.start_main_~#t512~0.base_24|, ULTIMATE.start_main_#t~nondet57=|v_ULTIMATE.start_main_#t~nondet57_19|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, #NULL.offset=|v_#NULL.offset_5|, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$mem_tmp~0=v_~y$mem_tmp~0_237, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_350, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_43, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_121, ~y$flush_delayed~0=v_~y$flush_delayed~0_303, #length=|v_#length_21|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_29, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_33, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_91|, ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_53|, ~weak$$choice0~0=v_~weak$$choice0~0_225, #StackHeapBarrier=|v_#StackHeapBarrier_17|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_203|, ~y$w_buff1~0=v_~y$w_buff1~0_262, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_5, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_368, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_157, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_244, ~x~0=v_~x~0_65, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_5, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_898, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_8|, ULTIMATE.start_main_~#t512~0.offset=|v_ULTIMATE.start_main_~#t512~0.offset_17|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_26, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_192, ULTIMATE.start_main_~#t514~0.base=|v_ULTIMATE.start_main_~#t514~0.base_23|, ~y$w_buff0~0=v_~y$w_buff0~0_387, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_578, ~y~0=v_~y~0_367, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_151|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_22, #NULL.base=|v_#NULL.base_5|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_27|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_356, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_209|, ULTIMATE.start_main_~#t514~0.offset=|v_ULTIMATE.start_main_~#t514~0.offset_17|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_194, #valid=|v_#valid_58|, #memory_int=|v_#memory_int_15|, ULTIMATE.start_main_~#t513~0.offset=|v_ULTIMATE.start_main_~#t513~0.offset_17|, ULTIMATE.start_main_~#t513~0.base=|v_ULTIMATE.start_main_~#t513~0.base_23|, ~z~0=v_~z~0_25, ~weak$$choice2~0=v_~weak$$choice2~0_304, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_559} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t512~0.base, ULTIMATE.start_main_#t~nondet57, ULTIMATE.start_main_#t~nondet55, #NULL.offset, ~y$read_delayed~0, ~y$mem_tmp~0, ~y$r_buff1_thd3~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~__unbuffered_p2_EAX~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite63, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite61, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ~y$r_buff0_thd2~0, ~__unbuffered_cnt~0, ~y$r_buff1_thd0~0, ~x~0, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet56, ULTIMATE.start_main_~#t512~0.offset, ~main$tmp_guard1~0, ~y$r_buff1_thd1~0, ULTIMATE.start_main_~#t514~0.base, ~y$w_buff0~0, ~y$r_buff0_thd3~0, ~y~0, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_~#t514~0.offset, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, #memory_int, ULTIMATE.start_main_~#t513~0.offset, ULTIMATE.start_main_~#t513~0.base, ~z~0, ~weak$$choice2~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 21:03:15,838 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [985] [985] L828-1-->L830: Formula: (and (= |v_ULTIMATE.start_main_~#t513~0.offset_10| 0) (= |v_#valid_34| (store |v_#valid_35| |v_ULTIMATE.start_main_~#t513~0.base_12| 1)) (not (= 0 |v_ULTIMATE.start_main_~#t513~0.base_12|)) (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t513~0.base_12|) (= 0 (select |v_#valid_35| |v_ULTIMATE.start_main_~#t513~0.base_12|)) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t513~0.base_12| 4) |v_#length_13|) (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t513~0.base_12| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t513~0.base_12|) |v_ULTIMATE.start_main_~#t513~0.offset_10| 1)) |v_#memory_int_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, #valid=|v_#valid_34|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t513~0.offset=|v_ULTIMATE.start_main_~#t513~0.offset_10|, #length=|v_#length_13|, ULTIMATE.start_main_~#t513~0.base=|v_ULTIMATE.start_main_~#t513~0.base_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet55, #valid, #memory_int, ULTIMATE.start_main_~#t513~0.offset, #length, ULTIMATE.start_main_~#t513~0.base] because there is no mapped edge [2019-12-07 21:03:15,839 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [994] [994] L830-1-->L832: Formula: (and (= |v_#valid_38| (store |v_#valid_39| |v_ULTIMATE.start_main_~#t514~0.base_13| 1)) (= |v_ULTIMATE.start_main_~#t514~0.offset_11| 0) (not (= |v_ULTIMATE.start_main_~#t514~0.base_13| 0)) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t514~0.base_13|) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t514~0.base_13| 4)) (= (select |v_#valid_39| |v_ULTIMATE.start_main_~#t514~0.base_13|) 0) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t514~0.base_13| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t514~0.base_13|) |v_ULTIMATE.start_main_~#t514~0.offset_11| 2)) |v_#memory_int_11|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_39|, #memory_int=|v_#memory_int_12|, #length=|v_#length_18|} OutVars{ULTIMATE.start_main_~#t514~0.base=|v_ULTIMATE.start_main_~#t514~0.base_13|, #StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_~#t514~0.offset=|v_ULTIMATE.start_main_~#t514~0.offset_11|, #valid=|v_#valid_38|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_6|, #memory_int=|v_#memory_int_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t514~0.base, ULTIMATE.start_main_~#t514~0.offset, #valid, ULTIMATE.start_main_#t~nondet56, #memory_int, #length] because there is no mapped edge [2019-12-07 21:03:15,839 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [870] [870] P2ENTRY-->L4-3: Formula: (and (= |v_P2Thread1of1ForFork2_#in~arg.base_15| v_P2Thread1of1ForFork2_~arg.base_13) (= 1 v_~y$w_buff0~0_40) (= v_~y$w_buff0~0_41 v_~y$w_buff1~0_29) (= v_~y$w_buff0_used~0_110 1) (= |v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13| v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15) (= |v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_63 256) 0)) (not (= (mod v_~y$w_buff0_used~0_110 256) 0)))) 1 0)) (not (= 0 v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15)) (= v_P2Thread1of1ForFork2_~arg.offset_13 |v_P2Thread1of1ForFork2_#in~arg.offset_15|) (= v_~y$w_buff1_used~0_63 v_~y$w_buff0_used~0_111)) InVars {P2Thread1of1ForFork2_#in~arg.offset=|v_P2Thread1of1ForFork2_#in~arg.offset_15|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_111, ~y$w_buff0~0=v_~y$w_buff0~0_41, P2Thread1of1ForFork2_#in~arg.base=|v_P2Thread1of1ForFork2_#in~arg.base_15|} OutVars{P2Thread1of1ForFork2_#in~arg.offset=|v_P2Thread1of1ForFork2_#in~arg.offset_15|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_110, ~y$w_buff1~0=v_~y$w_buff1~0_29, P2Thread1of1ForFork2_~arg.base=v_P2Thread1of1ForFork2_~arg.base_13, P2Thread1of1ForFork2_~arg.offset=v_P2Thread1of1ForFork2_~arg.offset_13, P2Thread1of1ForFork2___VERIFIER_assert_#in~expression=|v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13|, ~y$w_buff0~0=v_~y$w_buff0~0_40, P2Thread1of1ForFork2___VERIFIER_assert_~expression=v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15, P2Thread1of1ForFork2_#in~arg.base=|v_P2Thread1of1ForFork2_#in~arg.base_15|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_63} AuxVars[] AssignedVars[~y$w_buff0_used~0, ~y$w_buff1~0, P2Thread1of1ForFork2_~arg.base, P2Thread1of1ForFork2_~arg.offset, P2Thread1of1ForFork2___VERIFIER_assert_#in~expression, ~y$w_buff0~0, P2Thread1of1ForFork2___VERIFIER_assert_~expression, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 21:03:15,840 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [954] [954] L790-2-->L790-5: Formula: (let ((.cse2 (= (mod ~y$w_buff0_used~0_In-1685771177 256) 0)) (.cse0 (= |P2Thread1of1ForFork2_#t~ite29_Out-1685771177| |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|)) (.cse1 (= (mod ~y$r_buff0_thd3~0_In-1685771177 256) 0))) (or (and .cse0 (or .cse1 .cse2) (= ~y$w_buff1~0_In-1685771177 |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|)) (and (not .cse2) .cse0 (= ~y$w_buff0~0_In-1685771177 |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1685771177, ~y$w_buff1~0=~y$w_buff1~0_In-1685771177, ~y$w_buff0~0=~y$w_buff0~0_In-1685771177, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1685771177} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1685771177, ~y$w_buff1~0=~y$w_buff1~0_In-1685771177, ~y$w_buff0~0=~y$w_buff0~0_In-1685771177, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1685771177, P2Thread1of1ForFork2_#t~ite28=|P2Thread1of1ForFork2_#t~ite28_Out-1685771177|, P2Thread1of1ForFork2_#t~ite29=|P2Thread1of1ForFork2_#t~ite29_Out-1685771177|} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite28, P2Thread1of1ForFork2_#t~ite29] because there is no mapped edge [2019-12-07 21:03:15,845 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [935] [935] L795-->L796: Formula: (and (= v_~y$r_buff0_thd3~0_209 v_~y$r_buff0_thd3~0_210) (not (= 0 (mod v_~weak$$choice2~0_108 256)))) InVars {~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_210, ~weak$$choice2~0=v_~weak$$choice2~0_108} OutVars{P2Thread1of1ForFork2_#t~ite42=|v_P2Thread1of1ForFork2_#t~ite42_6|, P2Thread1of1ForFork2_#t~ite44=|v_P2Thread1of1ForFork2_#t~ite44_9|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_209, P2Thread1of1ForFork2_#t~ite43=|v_P2Thread1of1ForFork2_#t~ite43_9|, ~weak$$choice2~0=v_~weak$$choice2~0_108} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite42, P2Thread1of1ForFork2_#t~ite44, ~y$r_buff0_thd3~0, P2Thread1of1ForFork2_#t~ite43] because there is no mapped edge [2019-12-07 21:03:15,846 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [950] [950] L798-->L798-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In-399463306 256) 0))) (or (and (= |P2Thread1of1ForFork2_#t~ite48_Out-399463306| ~y$mem_tmp~0_In-399463306) (not .cse0)) (and .cse0 (= |P2Thread1of1ForFork2_#t~ite48_Out-399463306| ~y~0_In-399463306)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-399463306, ~y$flush_delayed~0=~y$flush_delayed~0_In-399463306, ~y~0=~y~0_In-399463306} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-399463306, P2Thread1of1ForFork2_#t~ite48=|P2Thread1of1ForFork2_#t~ite48_Out-399463306|, ~y$flush_delayed~0=~y$flush_delayed~0_In-399463306, ~y~0=~y~0_In-399463306} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite48] because there is no mapped edge [2019-12-07 21:03:15,847 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [989] [989] P0ENTRY-->P0EXIT: Formula: (and (= 0 |v_P0Thread1of1ForFork0_#res.base_7|) (= v_P0Thread1of1ForFork0_~arg.offset_9 |v_P0Thread1of1ForFork0_#in~arg.offset_11|) (= v_~z~0_17 1) (= |v_P0Thread1of1ForFork0_#res.offset_7| 0) (= v_~__unbuffered_cnt~0_138 (+ v_~__unbuffered_cnt~0_139 1)) (= v_P0Thread1of1ForFork0_~arg.base_9 |v_P0Thread1of1ForFork0_#in~arg.base_11|) (= v_~x~0_49 1)) InVars {P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_11|, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_139} OutVars{P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_11|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_7|, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_11|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_138, ~z~0=v_~z~0_17, P0Thread1of1ForFork0_~arg.base=v_P0Thread1of1ForFork0_~arg.base_9, ~x~0=v_~x~0_49, P0Thread1of1ForFork0_~arg.offset=v_P0Thread1of1ForFork0_~arg.offset_9} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~z~0, P0Thread1of1ForFork0_~arg.base, ~x~0, P0Thread1of1ForFork0_~arg.offset] because there is no mapped edge [2019-12-07 21:03:15,855 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [960] [960] L806-->L806-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1823647368 256))) (.cse1 (= (mod ~y$r_buff0_thd3~0_In-1823647368 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |P2Thread1of1ForFork2_#t~ite51_Out-1823647368|)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-1823647368 |P2Thread1of1ForFork2_#t~ite51_Out-1823647368|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1823647368, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1823647368} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1823647368, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1823647368, P2Thread1of1ForFork2_#t~ite51=|P2Thread1of1ForFork2_#t~ite51_Out-1823647368|} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite51] because there is no mapped edge [2019-12-07 21:03:15,856 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [940] [940] L807-->L807-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff1_thd3~0_In860828199 256))) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In860828199 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd3~0_In860828199 256))) (.cse3 (= (mod ~y$w_buff0_used~0_In860828199 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P2Thread1of1ForFork2_#t~ite52_Out860828199|)) (and (= ~y$w_buff1_used~0_In860828199 |P2Thread1of1ForFork2_#t~ite52_Out860828199|) (or .cse0 .cse1) (or .cse2 .cse3)))) InVars {~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In860828199, ~y$w_buff0_used~0=~y$w_buff0_used~0_In860828199, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In860828199, ~y$w_buff1_used~0=~y$w_buff1_used~0_In860828199} OutVars{~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In860828199, ~y$w_buff0_used~0=~y$w_buff0_used~0_In860828199, P2Thread1of1ForFork2_#t~ite52=|P2Thread1of1ForFork2_#t~ite52_Out860828199|, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In860828199, ~y$w_buff1_used~0=~y$w_buff1_used~0_In860828199} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite52] because there is no mapped edge [2019-12-07 21:03:15,856 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [938] [938] L808-->L809: Formula: (let ((.cse0 (= ~y$r_buff0_thd3~0_Out1768948080 ~y$r_buff0_thd3~0_In1768948080)) (.cse2 (= (mod ~y$r_buff0_thd3~0_In1768948080 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In1768948080 256) 0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (= 0 ~y$r_buff0_thd3~0_Out1768948080) (not .cse2) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1768948080, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In1768948080} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1768948080, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_Out1768948080, P2Thread1of1ForFork2_#t~ite53=|P2Thread1of1ForFork2_#t~ite53_Out1768948080|} AuxVars[] AssignedVars[~y$r_buff0_thd3~0, P2Thread1of1ForFork2_#t~ite53] because there is no mapped edge [2019-12-07 21:03:15,856 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [955] [955] L809-->L809-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd3~0_In2023554382 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In2023554382 256) 0)) (.cse3 (= (mod ~y$w_buff1_used~0_In2023554382 256) 0)) (.cse2 (= 0 (mod ~y$r_buff1_thd3~0_In2023554382 256)))) (or (and (= 0 |P2Thread1of1ForFork2_#t~ite54_Out2023554382|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~y$r_buff1_thd3~0_In2023554382 |P2Thread1of1ForFork2_#t~ite54_Out2023554382|) (or .cse1 .cse0) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In2023554382, ~y$w_buff0_used~0=~y$w_buff0_used~0_In2023554382, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In2023554382, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2023554382} OutVars{~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In2023554382, P2Thread1of1ForFork2_#t~ite54=|P2Thread1of1ForFork2_#t~ite54_Out2023554382|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In2023554382, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In2023554382, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2023554382} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite54] because there is no mapped edge [2019-12-07 21:03:15,857 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [979] [979] L809-2-->P2EXIT: Formula: (and (= v_~__unbuffered_cnt~0_124 (+ v_~__unbuffered_cnt~0_125 1)) (= 0 |v_P2Thread1of1ForFork2_#res.base_3|) (= |v_P2Thread1of1ForFork2_#res.offset_3| 0) (= |v_P2Thread1of1ForFork2_#t~ite54_32| v_~y$r_buff1_thd3~0_249)) InVars {P2Thread1of1ForFork2_#t~ite54=|v_P2Thread1of1ForFork2_#t~ite54_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_249, P2Thread1of1ForFork2_#t~ite54=|v_P2Thread1of1ForFork2_#t~ite54_31|, P2Thread1of1ForFork2_#res.base=|v_P2Thread1of1ForFork2_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_124, P2Thread1of1ForFork2_#res.offset=|v_P2Thread1of1ForFork2_#res.offset_3|} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, P2Thread1of1ForFork2_#t~ite54, P2Thread1of1ForFork2_#res.base, ~__unbuffered_cnt~0, P2Thread1of1ForFork2_#res.offset] because there is no mapped edge [2019-12-07 21:03:15,857 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [956] [956] L761-->L761-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In-1235978126 256) 0))) (or (and (not .cse0) (= |P1Thread1of1ForFork1_#t~ite25_Out-1235978126| ~y$mem_tmp~0_In-1235978126)) (and (= |P1Thread1of1ForFork1_#t~ite25_Out-1235978126| ~y~0_In-1235978126) .cse0))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-1235978126, ~y$flush_delayed~0=~y$flush_delayed~0_In-1235978126, ~y~0=~y~0_In-1235978126} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-1235978126, ~y$flush_delayed~0=~y$flush_delayed~0_In-1235978126, ~y~0=~y~0_In-1235978126, P1Thread1of1ForFork1_#t~ite25=|P1Thread1of1ForFork1_#t~ite25_Out-1235978126|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite25] because there is no mapped edge [2019-12-07 21:03:15,857 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [993] [993] L761-2-->P1EXIT: Formula: (and (= v_~y~0_274 |v_P1Thread1of1ForFork1_#t~ite25_116|) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= v_~y$flush_delayed~0_269 0) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0) (= v_~__unbuffered_cnt~0_148 (+ v_~__unbuffered_cnt~0_149 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_149, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_116|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_269, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_148, ~y~0=v_~y~0_274, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_115|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~y$flush_delayed~0, ~__unbuffered_cnt~0, ~y~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite25] because there is no mapped edge [2019-12-07 21:03:15,857 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [933] [933] L832-1-->L838: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_11 256))) (= v_~main$tmp_guard0~0_11 (ite (= 0 (ite (= 3 v_~__unbuffered_cnt~0_70) 1 0)) 0 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_70} OutVars{ULTIMATE.start_main_#t~nondet57=|v_ULTIMATE.start_main_#t~nondet57_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_70, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet57, ~main$tmp_guard0~0] because there is no mapped edge [2019-12-07 21:03:15,858 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [937] [937] L838-2-->L838-4: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2115838390 256))) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In2115838390 256)))) (or (and (= ~y~0_In2115838390 |ULTIMATE.start_main_#t~ite58_Out2115838390|) (or .cse0 .cse1)) (and (not .cse0) (not .cse1) (= ~y$w_buff1~0_In2115838390 |ULTIMATE.start_main_#t~ite58_Out2115838390|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In2115838390, ~y~0=~y~0_In2115838390, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2115838390, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2115838390} OutVars{~y$w_buff1~0=~y$w_buff1~0_In2115838390, ULTIMATE.start_main_#t~ite58=|ULTIMATE.start_main_#t~ite58_Out2115838390|, ~y~0=~y~0_In2115838390, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2115838390, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2115838390} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58] because there is no mapped edge [2019-12-07 21:03:15,858 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [879] [879] L838-4-->L839: Formula: (= v_~y~0_42 |v_ULTIMATE.start_main_#t~ite58_10|) InVars {ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_10|} OutVars{ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_9|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_15|, ~y~0=v_~y~0_42} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite59, ~y~0] because there is no mapped edge [2019-12-07 21:03:15,858 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [944] [944] L839-->L839-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In768073339 256))) (.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In768073339 256)))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite60_Out768073339| 0)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In768073339 |ULTIMATE.start_main_#t~ite60_Out768073339|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In768073339, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In768073339} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out768073339|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In768073339, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In768073339} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-12-07 21:03:15,859 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [959] [959] L840-->L840-2: Formula: (let ((.cse3 (= (mod ~y$r_buff0_thd0~0_In-1333952025 256) 0)) (.cse2 (= (mod ~y$w_buff0_used~0_In-1333952025 256) 0)) (.cse0 (= (mod ~y$w_buff1_used~0_In-1333952025 256) 0)) (.cse1 (= (mod ~y$r_buff1_thd0~0_In-1333952025 256) 0))) (or (and (or .cse0 .cse1) (= ~y$w_buff1_used~0_In-1333952025 |ULTIMATE.start_main_#t~ite61_Out-1333952025|) (or .cse2 .cse3)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1))) (= |ULTIMATE.start_main_#t~ite61_Out-1333952025| 0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1333952025, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1333952025, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1333952025, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1333952025} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-1333952025|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1333952025, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1333952025, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1333952025, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1333952025} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-12-07 21:03:15,859 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [947] [947] L841-->L841-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In931827956 256) 0)) (.cse1 (= 0 (mod ~y$w_buff0_used~0_In931827956 256)))) (or (and (= 0 |ULTIMATE.start_main_#t~ite62_Out931827956|) (not .cse0) (not .cse1)) (and (= ~y$r_buff0_thd0~0_In931827956 |ULTIMATE.start_main_#t~ite62_Out931827956|) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In931827956, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In931827956} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out931827956|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In931827956, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In931827956} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-12-07 21:03:15,860 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [948] [948] L842-->L842-2: Formula: (let ((.cse3 (= (mod ~y$r_buff0_thd0~0_In459709005 256) 0)) (.cse2 (= (mod ~y$w_buff0_used~0_In459709005 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In459709005 256))) (.cse0 (= 0 (mod ~y$r_buff1_thd0~0_In459709005 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite63_Out459709005| ~y$r_buff1_thd0~0_In459709005) (or .cse2 .cse3)) (and (= |ULTIMATE.start_main_#t~ite63_Out459709005| 0) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In459709005, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In459709005, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In459709005, ~y$w_buff1_used~0=~y$w_buff1_used~0_In459709005} OutVars{ULTIMATE.start_main_#t~ite63=|ULTIMATE.start_main_#t~ite63_Out459709005|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In459709005, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In459709005, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In459709005, ~y$w_buff1_used~0=~y$w_buff1_used~0_In459709005} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite63] because there is no mapped edge [2019-12-07 21:03:15,860 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1004] [1004] L842-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_12| (mod v_~main$tmp_guard1~0_20 256)) (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p1_EAX~0_33) (= v_~x~0_59 2) (= v_~__unbuffered_p2_EBX~0_27 0) (= 1 v_~__unbuffered_p2_EAX~0_23))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_20) (= v_~y$r_buff1_thd0~0_234 |v_ULTIMATE.start_main_#t~ite63_45|)) InVars {ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_45|, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_27, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_33, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_23, ~x~0=v_~x~0_59} OutVars{ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_44|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_14, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_27, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_33, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_23, ~x~0=v_~x~0_59, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_234, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite63, ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 21:03:15,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:03:15 BasicIcfg [2019-12-07 21:03:15,934 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:03:15,934 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:03:15,934 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:03:15,934 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:03:15,935 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:02:41" (3/4) ... [2019-12-07 21:03:15,936 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 21:03:15,936 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1016] [1016] ULTIMATE.startENTRY-->L828: Formula: (let ((.cse0 (store |v_#valid_60| 0 0))) (and (= |v_#length_21| (store |v_#length_22| |v_ULTIMATE.start_main_~#t512~0.base_24| 4)) (= 0 v_~y$r_buff1_thd2~0_356) (= v_~y$r_buff0_thd0~0_194 0) (= (store |v_#memory_int_16| |v_ULTIMATE.start_main_~#t512~0.base_24| (store (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t512~0.base_24|) |v_ULTIMATE.start_main_~#t512~0.offset_17| 0)) |v_#memory_int_15|) (= v_~y$r_buff1_thd1~0_192 0) (= v_~y$w_buff1_used~0_559 0) (= v_~y$r_buff0_thd1~0_121 0) (= v_~y$read_delayed~0_7 0) (= 0 v_~y$r_buff1_thd3~0_350) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t512~0.base_24|)) (= v_~y~0_367 0) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t512~0.base_24|) (= v_~main$tmp_guard1~0_26 0) (= 0 v_~y$read_delayed_var~0.base_5) (= v_~y$w_buff1~0_262 0) (< 0 |v_#StackHeapBarrier_17|) (= v_~y$r_buff1_thd0~0_244 0) (= |v_#valid_58| (store .cse0 |v_ULTIMATE.start_main_~#t512~0.base_24| 1)) (= 0 v_~__unbuffered_p1_EAX~0_43) (= v_~y$mem_tmp~0_237 0) (= 0 v_~y$read_delayed_var~0.offset_5) (= 0 v_~__unbuffered_p2_EAX~0_29) (= 0 v_~y$r_buff0_thd2~0_368) (= v_~y$w_buff0_used~0_898 0) (= v_~__unbuffered_p2_EBX~0_33 0) (= 0 v_~weak$$choice0~0_225) (= v_~y$flush_delayed~0_303 0) (= v_~z~0_25 0) (= 0 v_~y$w_buff0~0_387) (= |v_#NULL.offset_5| 0) (= |v_ULTIMATE.start_main_~#t512~0.offset_17| 0) (= v_~main$tmp_guard0~0_22 0) (= v_~x~0_65 0) (= v_~weak$$choice2~0_304 0) (= v_~__unbuffered_cnt~0_157 0) (= 0 |v_#NULL.base_5|) (= 0 v_~y$r_buff0_thd3~0_578))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_16|, #length=|v_#length_22|} OutVars{ULTIMATE.start_main_~#t512~0.base=|v_ULTIMATE.start_main_~#t512~0.base_24|, ULTIMATE.start_main_#t~nondet57=|v_ULTIMATE.start_main_#t~nondet57_19|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_8|, #NULL.offset=|v_#NULL.offset_5|, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$mem_tmp~0=v_~y$mem_tmp~0_237, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_350, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_43, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_121, ~y$flush_delayed~0=v_~y$flush_delayed~0_303, #length=|v_#length_21|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_29, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_33, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_91|, ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_53|, ~weak$$choice0~0=v_~weak$$choice0~0_225, #StackHeapBarrier=|v_#StackHeapBarrier_17|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_203|, ~y$w_buff1~0=v_~y$w_buff1~0_262, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_5, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_368, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_157, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_244, ~x~0=v_~x~0_65, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_5, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_898, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_8|, ULTIMATE.start_main_~#t512~0.offset=|v_ULTIMATE.start_main_~#t512~0.offset_17|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_26, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_192, ULTIMATE.start_main_~#t514~0.base=|v_ULTIMATE.start_main_~#t514~0.base_23|, ~y$w_buff0~0=v_~y$w_buff0~0_387, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_578, ~y~0=v_~y~0_367, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_151|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_22, #NULL.base=|v_#NULL.base_5|, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_27|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_356, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_209|, ULTIMATE.start_main_~#t514~0.offset=|v_ULTIMATE.start_main_~#t514~0.offset_17|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_194, #valid=|v_#valid_58|, #memory_int=|v_#memory_int_15|, ULTIMATE.start_main_~#t513~0.offset=|v_ULTIMATE.start_main_~#t513~0.offset_17|, ULTIMATE.start_main_~#t513~0.base=|v_ULTIMATE.start_main_~#t513~0.base_23|, ~z~0=v_~z~0_25, ~weak$$choice2~0=v_~weak$$choice2~0_304, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_559} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t512~0.base, ULTIMATE.start_main_#t~nondet57, ULTIMATE.start_main_#t~nondet55, #NULL.offset, ~y$read_delayed~0, ~y$mem_tmp~0, ~y$r_buff1_thd3~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~__unbuffered_p2_EAX~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite63, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite61, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ~y$r_buff0_thd2~0, ~__unbuffered_cnt~0, ~y$r_buff1_thd0~0, ~x~0, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet56, ULTIMATE.start_main_~#t512~0.offset, ~main$tmp_guard1~0, ~y$r_buff1_thd1~0, ULTIMATE.start_main_~#t514~0.base, ~y$w_buff0~0, ~y$r_buff0_thd3~0, ~y~0, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_#t~ite62, ~y$r_buff1_thd2~0, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_~#t514~0.offset, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, #memory_int, ULTIMATE.start_main_~#t513~0.offset, ULTIMATE.start_main_~#t513~0.base, ~z~0, ~weak$$choice2~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 21:03:15,937 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [985] [985] L828-1-->L830: Formula: (and (= |v_ULTIMATE.start_main_~#t513~0.offset_10| 0) (= |v_#valid_34| (store |v_#valid_35| |v_ULTIMATE.start_main_~#t513~0.base_12| 1)) (not (= 0 |v_ULTIMATE.start_main_~#t513~0.base_12|)) (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t513~0.base_12|) (= 0 (select |v_#valid_35| |v_ULTIMATE.start_main_~#t513~0.base_12|)) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t513~0.base_12| 4) |v_#length_13|) (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t513~0.base_12| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t513~0.base_12|) |v_ULTIMATE.start_main_~#t513~0.offset_10| 1)) |v_#memory_int_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet55=|v_ULTIMATE.start_main_#t~nondet55_5|, #valid=|v_#valid_34|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t513~0.offset=|v_ULTIMATE.start_main_~#t513~0.offset_10|, #length=|v_#length_13|, ULTIMATE.start_main_~#t513~0.base=|v_ULTIMATE.start_main_~#t513~0.base_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet55, #valid, #memory_int, ULTIMATE.start_main_~#t513~0.offset, #length, ULTIMATE.start_main_~#t513~0.base] because there is no mapped edge [2019-12-07 21:03:15,937 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [994] [994] L830-1-->L832: Formula: (and (= |v_#valid_38| (store |v_#valid_39| |v_ULTIMATE.start_main_~#t514~0.base_13| 1)) (= |v_ULTIMATE.start_main_~#t514~0.offset_11| 0) (not (= |v_ULTIMATE.start_main_~#t514~0.base_13| 0)) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t514~0.base_13|) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t514~0.base_13| 4)) (= (select |v_#valid_39| |v_ULTIMATE.start_main_~#t514~0.base_13|) 0) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t514~0.base_13| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t514~0.base_13|) |v_ULTIMATE.start_main_~#t514~0.offset_11| 2)) |v_#memory_int_11|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_39|, #memory_int=|v_#memory_int_12|, #length=|v_#length_18|} OutVars{ULTIMATE.start_main_~#t514~0.base=|v_ULTIMATE.start_main_~#t514~0.base_13|, #StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_~#t514~0.offset=|v_ULTIMATE.start_main_~#t514~0.offset_11|, #valid=|v_#valid_38|, ULTIMATE.start_main_#t~nondet56=|v_ULTIMATE.start_main_#t~nondet56_6|, #memory_int=|v_#memory_int_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t514~0.base, ULTIMATE.start_main_~#t514~0.offset, #valid, ULTIMATE.start_main_#t~nondet56, #memory_int, #length] because there is no mapped edge [2019-12-07 21:03:15,937 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [870] [870] P2ENTRY-->L4-3: Formula: (and (= |v_P2Thread1of1ForFork2_#in~arg.base_15| v_P2Thread1of1ForFork2_~arg.base_13) (= 1 v_~y$w_buff0~0_40) (= v_~y$w_buff0~0_41 v_~y$w_buff1~0_29) (= v_~y$w_buff0_used~0_110 1) (= |v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13| v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15) (= |v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_63 256) 0)) (not (= (mod v_~y$w_buff0_used~0_110 256) 0)))) 1 0)) (not (= 0 v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15)) (= v_P2Thread1of1ForFork2_~arg.offset_13 |v_P2Thread1of1ForFork2_#in~arg.offset_15|) (= v_~y$w_buff1_used~0_63 v_~y$w_buff0_used~0_111)) InVars {P2Thread1of1ForFork2_#in~arg.offset=|v_P2Thread1of1ForFork2_#in~arg.offset_15|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_111, ~y$w_buff0~0=v_~y$w_buff0~0_41, P2Thread1of1ForFork2_#in~arg.base=|v_P2Thread1of1ForFork2_#in~arg.base_15|} OutVars{P2Thread1of1ForFork2_#in~arg.offset=|v_P2Thread1of1ForFork2_#in~arg.offset_15|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_110, ~y$w_buff1~0=v_~y$w_buff1~0_29, P2Thread1of1ForFork2_~arg.base=v_P2Thread1of1ForFork2_~arg.base_13, P2Thread1of1ForFork2_~arg.offset=v_P2Thread1of1ForFork2_~arg.offset_13, P2Thread1of1ForFork2___VERIFIER_assert_#in~expression=|v_P2Thread1of1ForFork2___VERIFIER_assert_#in~expression_13|, ~y$w_buff0~0=v_~y$w_buff0~0_40, P2Thread1of1ForFork2___VERIFIER_assert_~expression=v_P2Thread1of1ForFork2___VERIFIER_assert_~expression_15, P2Thread1of1ForFork2_#in~arg.base=|v_P2Thread1of1ForFork2_#in~arg.base_15|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_63} AuxVars[] AssignedVars[~y$w_buff0_used~0, ~y$w_buff1~0, P2Thread1of1ForFork2_~arg.base, P2Thread1of1ForFork2_~arg.offset, P2Thread1of1ForFork2___VERIFIER_assert_#in~expression, ~y$w_buff0~0, P2Thread1of1ForFork2___VERIFIER_assert_~expression, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 21:03:15,938 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [954] [954] L790-2-->L790-5: Formula: (let ((.cse2 (= (mod ~y$w_buff0_used~0_In-1685771177 256) 0)) (.cse0 (= |P2Thread1of1ForFork2_#t~ite29_Out-1685771177| |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|)) (.cse1 (= (mod ~y$r_buff0_thd3~0_In-1685771177 256) 0))) (or (and .cse0 (or .cse1 .cse2) (= ~y$w_buff1~0_In-1685771177 |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|)) (and (not .cse2) .cse0 (= ~y$w_buff0~0_In-1685771177 |P2Thread1of1ForFork2_#t~ite28_Out-1685771177|) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1685771177, ~y$w_buff1~0=~y$w_buff1~0_In-1685771177, ~y$w_buff0~0=~y$w_buff0~0_In-1685771177, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1685771177} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1685771177, ~y$w_buff1~0=~y$w_buff1~0_In-1685771177, ~y$w_buff0~0=~y$w_buff0~0_In-1685771177, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1685771177, P2Thread1of1ForFork2_#t~ite28=|P2Thread1of1ForFork2_#t~ite28_Out-1685771177|, P2Thread1of1ForFork2_#t~ite29=|P2Thread1of1ForFork2_#t~ite29_Out-1685771177|} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite28, P2Thread1of1ForFork2_#t~ite29] because there is no mapped edge [2019-12-07 21:03:15,941 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [935] [935] L795-->L796: Formula: (and (= v_~y$r_buff0_thd3~0_209 v_~y$r_buff0_thd3~0_210) (not (= 0 (mod v_~weak$$choice2~0_108 256)))) InVars {~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_210, ~weak$$choice2~0=v_~weak$$choice2~0_108} OutVars{P2Thread1of1ForFork2_#t~ite42=|v_P2Thread1of1ForFork2_#t~ite42_6|, P2Thread1of1ForFork2_#t~ite44=|v_P2Thread1of1ForFork2_#t~ite44_9|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_209, P2Thread1of1ForFork2_#t~ite43=|v_P2Thread1of1ForFork2_#t~ite43_9|, ~weak$$choice2~0=v_~weak$$choice2~0_108} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite42, P2Thread1of1ForFork2_#t~ite44, ~y$r_buff0_thd3~0, P2Thread1of1ForFork2_#t~ite43] because there is no mapped edge [2019-12-07 21:03:15,941 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [950] [950] L798-->L798-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In-399463306 256) 0))) (or (and (= |P2Thread1of1ForFork2_#t~ite48_Out-399463306| ~y$mem_tmp~0_In-399463306) (not .cse0)) (and .cse0 (= |P2Thread1of1ForFork2_#t~ite48_Out-399463306| ~y~0_In-399463306)))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-399463306, ~y$flush_delayed~0=~y$flush_delayed~0_In-399463306, ~y~0=~y~0_In-399463306} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-399463306, P2Thread1of1ForFork2_#t~ite48=|P2Thread1of1ForFork2_#t~ite48_Out-399463306|, ~y$flush_delayed~0=~y$flush_delayed~0_In-399463306, ~y~0=~y~0_In-399463306} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite48] because there is no mapped edge [2019-12-07 21:03:15,942 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [989] [989] P0ENTRY-->P0EXIT: Formula: (and (= 0 |v_P0Thread1of1ForFork0_#res.base_7|) (= v_P0Thread1of1ForFork0_~arg.offset_9 |v_P0Thread1of1ForFork0_#in~arg.offset_11|) (= v_~z~0_17 1) (= |v_P0Thread1of1ForFork0_#res.offset_7| 0) (= v_~__unbuffered_cnt~0_138 (+ v_~__unbuffered_cnt~0_139 1)) (= v_P0Thread1of1ForFork0_~arg.base_9 |v_P0Thread1of1ForFork0_#in~arg.base_11|) (= v_~x~0_49 1)) InVars {P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_11|, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_139} OutVars{P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_11|, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_7|, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_11|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_138, ~z~0=v_~z~0_17, P0Thread1of1ForFork0_~arg.base=v_P0Thread1of1ForFork0_~arg.base_9, ~x~0=v_~x~0_49, P0Thread1of1ForFork0_~arg.offset=v_P0Thread1of1ForFork0_~arg.offset_9} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~z~0, P0Thread1of1ForFork0_~arg.base, ~x~0, P0Thread1of1ForFork0_~arg.offset] because there is no mapped edge [2019-12-07 21:03:15,947 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [960] [960] L806-->L806-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1823647368 256))) (.cse1 (= (mod ~y$r_buff0_thd3~0_In-1823647368 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |P2Thread1of1ForFork2_#t~ite51_Out-1823647368|)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-1823647368 |P2Thread1of1ForFork2_#t~ite51_Out-1823647368|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1823647368, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1823647368} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1823647368, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In-1823647368, P2Thread1of1ForFork2_#t~ite51=|P2Thread1of1ForFork2_#t~ite51_Out-1823647368|} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite51] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [940] [940] L807-->L807-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff1_thd3~0_In860828199 256))) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In860828199 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd3~0_In860828199 256))) (.cse3 (= (mod ~y$w_buff0_used~0_In860828199 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P2Thread1of1ForFork2_#t~ite52_Out860828199|)) (and (= ~y$w_buff1_used~0_In860828199 |P2Thread1of1ForFork2_#t~ite52_Out860828199|) (or .cse0 .cse1) (or .cse2 .cse3)))) InVars {~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In860828199, ~y$w_buff0_used~0=~y$w_buff0_used~0_In860828199, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In860828199, ~y$w_buff1_used~0=~y$w_buff1_used~0_In860828199} OutVars{~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In860828199, ~y$w_buff0_used~0=~y$w_buff0_used~0_In860828199, P2Thread1of1ForFork2_#t~ite52=|P2Thread1of1ForFork2_#t~ite52_Out860828199|, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In860828199, ~y$w_buff1_used~0=~y$w_buff1_used~0_In860828199} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite52] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [938] [938] L808-->L809: Formula: (let ((.cse0 (= ~y$r_buff0_thd3~0_Out1768948080 ~y$r_buff0_thd3~0_In1768948080)) (.cse2 (= (mod ~y$r_buff0_thd3~0_In1768948080 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In1768948080 256) 0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (= 0 ~y$r_buff0_thd3~0_Out1768948080) (not .cse2) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1768948080, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In1768948080} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1768948080, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_Out1768948080, P2Thread1of1ForFork2_#t~ite53=|P2Thread1of1ForFork2_#t~ite53_Out1768948080|} AuxVars[] AssignedVars[~y$r_buff0_thd3~0, P2Thread1of1ForFork2_#t~ite53] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [955] [955] L809-->L809-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd3~0_In2023554382 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In2023554382 256) 0)) (.cse3 (= (mod ~y$w_buff1_used~0_In2023554382 256) 0)) (.cse2 (= 0 (mod ~y$r_buff1_thd3~0_In2023554382 256)))) (or (and (= 0 |P2Thread1of1ForFork2_#t~ite54_Out2023554382|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~y$r_buff1_thd3~0_In2023554382 |P2Thread1of1ForFork2_#t~ite54_Out2023554382|) (or .cse1 .cse0) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In2023554382, ~y$w_buff0_used~0=~y$w_buff0_used~0_In2023554382, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In2023554382, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2023554382} OutVars{~y$r_buff1_thd3~0=~y$r_buff1_thd3~0_In2023554382, P2Thread1of1ForFork2_#t~ite54=|P2Thread1of1ForFork2_#t~ite54_Out2023554382|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In2023554382, ~y$r_buff0_thd3~0=~y$r_buff0_thd3~0_In2023554382, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2023554382} AuxVars[] AssignedVars[P2Thread1of1ForFork2_#t~ite54] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [979] [979] L809-2-->P2EXIT: Formula: (and (= v_~__unbuffered_cnt~0_124 (+ v_~__unbuffered_cnt~0_125 1)) (= 0 |v_P2Thread1of1ForFork2_#res.base_3|) (= |v_P2Thread1of1ForFork2_#res.offset_3| 0) (= |v_P2Thread1of1ForFork2_#t~ite54_32| v_~y$r_buff1_thd3~0_249)) InVars {P2Thread1of1ForFork2_#t~ite54=|v_P2Thread1of1ForFork2_#t~ite54_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_249, P2Thread1of1ForFork2_#t~ite54=|v_P2Thread1of1ForFork2_#t~ite54_31|, P2Thread1of1ForFork2_#res.base=|v_P2Thread1of1ForFork2_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_124, P2Thread1of1ForFork2_#res.offset=|v_P2Thread1of1ForFork2_#res.offset_3|} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, P2Thread1of1ForFork2_#t~ite54, P2Thread1of1ForFork2_#res.base, ~__unbuffered_cnt~0, P2Thread1of1ForFork2_#res.offset] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [956] [956] L761-->L761-2: Formula: (let ((.cse0 (= (mod ~y$flush_delayed~0_In-1235978126 256) 0))) (or (and (not .cse0) (= |P1Thread1of1ForFork1_#t~ite25_Out-1235978126| ~y$mem_tmp~0_In-1235978126)) (and (= |P1Thread1of1ForFork1_#t~ite25_Out-1235978126| ~y~0_In-1235978126) .cse0))) InVars {~y$mem_tmp~0=~y$mem_tmp~0_In-1235978126, ~y$flush_delayed~0=~y$flush_delayed~0_In-1235978126, ~y~0=~y~0_In-1235978126} OutVars{~y$mem_tmp~0=~y$mem_tmp~0_In-1235978126, ~y$flush_delayed~0=~y$flush_delayed~0_In-1235978126, ~y~0=~y~0_In-1235978126, P1Thread1of1ForFork1_#t~ite25=|P1Thread1of1ForFork1_#t~ite25_Out-1235978126|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite25] because there is no mapped edge [2019-12-07 21:03:15,948 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [993] [993] L761-2-->P1EXIT: Formula: (and (= v_~y~0_274 |v_P1Thread1of1ForFork1_#t~ite25_116|) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= v_~y$flush_delayed~0_269 0) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0) (= v_~__unbuffered_cnt~0_148 (+ v_~__unbuffered_cnt~0_149 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_149, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_116|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~y$flush_delayed~0=v_~y$flush_delayed~0_269, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_148, ~y~0=v_~y~0_274, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_115|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~y$flush_delayed~0, ~__unbuffered_cnt~0, ~y~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite25] because there is no mapped edge [2019-12-07 21:03:15,949 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [933] [933] L832-1-->L838: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_11 256))) (= v_~main$tmp_guard0~0_11 (ite (= 0 (ite (= 3 v_~__unbuffered_cnt~0_70) 1 0)) 0 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_70} OutVars{ULTIMATE.start_main_#t~nondet57=|v_ULTIMATE.start_main_#t~nondet57_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_70, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet57, ~main$tmp_guard0~0] because there is no mapped edge [2019-12-07 21:03:15,949 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [937] [937] L838-2-->L838-4: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2115838390 256))) (.cse1 (= 0 (mod ~y$r_buff1_thd0~0_In2115838390 256)))) (or (and (= ~y~0_In2115838390 |ULTIMATE.start_main_#t~ite58_Out2115838390|) (or .cse0 .cse1)) (and (not .cse0) (not .cse1) (= ~y$w_buff1~0_In2115838390 |ULTIMATE.start_main_#t~ite58_Out2115838390|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In2115838390, ~y~0=~y~0_In2115838390, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2115838390, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2115838390} OutVars{~y$w_buff1~0=~y$w_buff1~0_In2115838390, ULTIMATE.start_main_#t~ite58=|ULTIMATE.start_main_#t~ite58_Out2115838390|, ~y~0=~y~0_In2115838390, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2115838390, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2115838390} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58] because there is no mapped edge [2019-12-07 21:03:15,949 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [879] [879] L838-4-->L839: Formula: (= v_~y~0_42 |v_ULTIMATE.start_main_#t~ite58_10|) InVars {ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_10|} OutVars{ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_9|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_15|, ~y~0=v_~y~0_42} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_#t~ite59, ~y~0] because there is no mapped edge [2019-12-07 21:03:15,949 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [944] [944] L839-->L839-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In768073339 256))) (.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In768073339 256)))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite60_Out768073339| 0)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In768073339 |ULTIMATE.start_main_#t~ite60_Out768073339|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In768073339, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In768073339} OutVars{ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out768073339|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In768073339, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In768073339} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite60] because there is no mapped edge [2019-12-07 21:03:15,950 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [959] [959] L840-->L840-2: Formula: (let ((.cse3 (= (mod ~y$r_buff0_thd0~0_In-1333952025 256) 0)) (.cse2 (= (mod ~y$w_buff0_used~0_In-1333952025 256) 0)) (.cse0 (= (mod ~y$w_buff1_used~0_In-1333952025 256) 0)) (.cse1 (= (mod ~y$r_buff1_thd0~0_In-1333952025 256) 0))) (or (and (or .cse0 .cse1) (= ~y$w_buff1_used~0_In-1333952025 |ULTIMATE.start_main_#t~ite61_Out-1333952025|) (or .cse2 .cse3)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1))) (= |ULTIMATE.start_main_#t~ite61_Out-1333952025| 0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1333952025, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1333952025, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1333952025, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1333952025} OutVars{ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-1333952025|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1333952025, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1333952025, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1333952025, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1333952025} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite61] because there is no mapped edge [2019-12-07 21:03:15,950 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [947] [947] L841-->L841-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In931827956 256) 0)) (.cse1 (= 0 (mod ~y$w_buff0_used~0_In931827956 256)))) (or (and (= 0 |ULTIMATE.start_main_#t~ite62_Out931827956|) (not .cse0) (not .cse1)) (and (= ~y$r_buff0_thd0~0_In931827956 |ULTIMATE.start_main_#t~ite62_Out931827956|) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In931827956, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In931827956} OutVars{ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out931827956|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In931827956, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In931827956} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62] because there is no mapped edge [2019-12-07 21:03:15,950 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [948] [948] L842-->L842-2: Formula: (let ((.cse3 (= (mod ~y$r_buff0_thd0~0_In459709005 256) 0)) (.cse2 (= (mod ~y$w_buff0_used~0_In459709005 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In459709005 256))) (.cse0 (= 0 (mod ~y$r_buff1_thd0~0_In459709005 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite63_Out459709005| ~y$r_buff1_thd0~0_In459709005) (or .cse2 .cse3)) (and (= |ULTIMATE.start_main_#t~ite63_Out459709005| 0) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In459709005, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In459709005, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In459709005, ~y$w_buff1_used~0=~y$w_buff1_used~0_In459709005} OutVars{ULTIMATE.start_main_#t~ite63=|ULTIMATE.start_main_#t~ite63_Out459709005|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In459709005, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In459709005, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In459709005, ~y$w_buff1_used~0=~y$w_buff1_used~0_In459709005} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite63] because there is no mapped edge [2019-12-07 21:03:15,951 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1004] [1004] L842-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_12| (mod v_~main$tmp_guard1~0_20 256)) (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p1_EAX~0_33) (= v_~x~0_59 2) (= v_~__unbuffered_p2_EBX~0_27 0) (= 1 v_~__unbuffered_p2_EAX~0_23))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_20) (= v_~y$r_buff1_thd0~0_234 |v_ULTIMATE.start_main_#t~ite63_45|)) InVars {ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_45|, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_27, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_33, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_23, ~x~0=v_~x~0_59} OutVars{ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_44|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_14, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_27, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_33, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_23, ~x~0=v_~x~0_59, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_234, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite63, ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 21:03:16,012 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_adc0d37f-e8c2-4225-8955-f4ea41cf1fff/bin/utaipan/witness.graphml [2019-12-07 21:03:16,012 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:03:16,013 INFO L168 Benchmark]: Toolchain (without parser) took 35383.38 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 939.8 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,014 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:03:16,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.08 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:03:16,014 INFO L168 Benchmark]: Boogie Preprocessor took 27.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,015 INFO L168 Benchmark]: RCFGBuilder took 420.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,015 INFO L168 Benchmark]: TraceAbstraction took 34425.68 ms. Allocated memory was 1.1 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,015 INFO L168 Benchmark]: Witness Printer took 77.90 ms. Allocated memory is still 5.3 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:03:16,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 388.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.08 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 420.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 34425.68 ms. Allocated memory was 1.1 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 77.90 ms. Allocated memory is still 5.3 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.6s, 194 ProgramPointsBefore, 109 ProgramPointsAfterwards, 240 TransitionsBefore, 131 TransitionsAfterwards, 24630 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 49 ConcurrentYvCompositions, 28 ChoiceCompositions, 9412 VarBasedMoverChecksPositive, 304 VarBasedMoverChecksNegative, 80 SemBasedMoverChecksPositive, 312 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 0 MoverChecksTotal, 128329 CheckedPairsTotal, 122 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L828] FCALL, FORK 0 pthread_create(&t512, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L830] FCALL, FORK 0 pthread_create(&t513, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L832] FCALL, FORK 0 pthread_create(&t514, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L779] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 3 y$r_buff0_thd3 = (_Bool)1 [L786] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L787] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L788] 3 y$flush_delayed = weak$$choice2 [L789] 3 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L790] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L790] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L791] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L791] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L792] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L792] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L793] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L793] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L794] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L794] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L796] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L797] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=1, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L798] 3 y = y$flush_delayed ? y$mem_tmp : y [L799] 3 y$flush_delayed = (_Bool)0 [L802] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L805] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L746] 2 x = 2 [L749] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 2 y$flush_delayed = weak$$choice2 [L752] 2 y$mem_tmp = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)=0, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L754] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))=1, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L754] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L755] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))=0, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L755] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L756] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))=1, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L757] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L757] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))=0, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L758] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L759] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L760] 2 __unbuffered_p1_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L805] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L806] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L807] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L838] 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L839] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L840] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L841] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 185 locations, 2 error locations. Result: UNSAFE, OverallTime: 34.2s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3265 SDtfs, 3834 SDslu, 5652 SDs, 0 SdLazy, 2163 SolverSat, 127 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 20 SyntacticMatches, 7 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111996occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 19.0s AutomataMinimizationTime, 16 MinimizatonAttempts, 57872 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 634 NumberOfCodeBlocks, 634 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 555 ConstructedInterpolants, 0 QuantifiedInterpolants, 121080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...