./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.02_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-0cd3be1 [2018-11-28 10:33:25,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:25,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:25,015 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:25,016 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:25,016 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:25,017 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:25,018 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:25,018 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:25,019 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:25,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:25,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:25,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:25,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:25,021 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:25,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:25,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:25,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:25,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:25,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:25,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:25,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:25,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:25,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:25,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:25,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:25,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:25,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:25,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:25,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:25,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:25,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:25,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:25,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:25,032 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:25,033 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:25,033 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:25,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:25,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:25,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:25,041 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:25,042 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:25,042 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:25,042 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:25,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:25,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:25,043 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:25,044 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:25,044 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:25,044 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:25,044 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:25,044 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:25,044 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:25,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:25,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:25,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:25,045 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:25,045 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:25,045 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:25,046 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:25,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:25,046 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer 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 -> Automizer 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 -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2018-11-28 10:33:25,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:25,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:25,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:25,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:25,085 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:25,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/../../sv-benchmarks/c/systemc/token_ring.02_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:25,136 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/data/ee68f2570/c3547b7acd964abf8ff69abf60c6be00/FLAG7fd791c4a [2018-11-28 10:33:25,548 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:25,549 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/sv-benchmarks/c/systemc/token_ring.02_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:25,555 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/data/ee68f2570/c3547b7acd964abf8ff69abf60c6be00/FLAG7fd791c4a [2018-11-28 10:33:25,563 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/data/ee68f2570/c3547b7acd964abf8ff69abf60c6be00 [2018-11-28 10:33:25,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:25,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:25,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:25,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:25,568 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:25,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7436133b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25, skipping insertion in model container [2018-11-28 10:33:25,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:25,596 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:25,722 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:25,725 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:25,751 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:25,762 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:25,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25 WrapperNode [2018-11-28 10:33:25,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:25,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:25,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:25,763 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:25,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:25,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:25,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:25,816 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:25,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... [2018-11-28 10:33:25,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:25,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:25,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:25,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:25,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/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 [2018-11-28 10:33:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2018-11-28 10:33:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2018-11-28 10:33:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2018-11-28 10:33:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2018-11-28 10:33:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-11-28 10:33:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-11-28 10:33:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2018-11-28 10:33:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2018-11-28 10:33:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2018-11-28 10:33:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2018-11-28 10:33:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2018-11-28 10:33:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2018-11-28 10:33:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2018-11-28 10:33:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2018-11-28 10:33:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2018-11-28 10:33:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2018-11-28 10:33:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2018-11-28 10:33:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2018-11-28 10:33:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2018-11-28 10:33:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2018-11-28 10:33:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2018-11-28 10:33:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2018-11-28 10:33:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2018-11-28 10:33:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2018-11-28 10:33:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2018-11-28 10:33:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2018-11-28 10:33:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2018-11-28 10:33:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2018-11-28 10:33:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure master [2018-11-28 10:33:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2018-11-28 10:33:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2018-11-28 10:33:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2018-11-28 10:33:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2018-11-28 10:33:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2018-11-28 10:33:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2018-11-28 10:33:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2018-11-28 10:33:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2018-11-28 10:33:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2018-11-28 10:33:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2018-11-28 10:33:25,890 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2018-11-28 10:33:26,376 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:26,376 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 10:33:26,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:26 BoogieIcfgContainer [2018-11-28 10:33:26,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:26,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:26,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:26,380 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:26,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:25" (1/3) ... [2018-11-28 10:33:26,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2256068d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:26, skipping insertion in model container [2018-11-28 10:33:26,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:25" (2/3) ... [2018-11-28 10:33:26,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2256068d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:26, skipping insertion in model container [2018-11-28 10:33:26,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:26" (3/3) ... [2018-11-28 10:33:26,383 INFO L112 eAbstractionObserver]: Analyzing ICFG token_ring.02_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:26,392 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:26,398 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:26,412 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:26,439 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:26,439 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:26,439 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:26,439 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:26,439 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:26,439 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:26,439 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:26,440 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:26,440 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2018-11-28 10:33:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:26,463 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:26,464 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:26,466 INFO L423 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:26,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:26,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1757159407, now seen corresponding path program 1 times [2018-11-28 10:33:26,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:26,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:26,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:26,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:26,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:26,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:26,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:26,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:26,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:26,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:26,714 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 5 states. [2018-11-28 10:33:27,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:27,107 INFO L93 Difference]: Finished difference Result 375 states and 553 transitions. [2018-11-28 10:33:27,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:27,108 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:27,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:27,119 INFO L225 Difference]: With dead ends: 375 [2018-11-28 10:33:27,119 INFO L226 Difference]: Without dead ends: 202 [2018-11-28 10:33:27,123 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:27,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-11-28 10:33:27,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 172. [2018-11-28 10:33:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 234 transitions. [2018-11-28 10:33:27,175 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 234 transitions. Word has length 92 [2018-11-28 10:33:27,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:27,176 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 234 transitions. [2018-11-28 10:33:27,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 234 transitions. [2018-11-28 10:33:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:27,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,178 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,178 INFO L423 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,179 INFO L82 PathProgramCache]: Analyzing trace with hash -629350099, now seen corresponding path program 1 times [2018-11-28 10:33:27,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:27,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:27,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:27,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:27,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:27,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:27,277 INFO L87 Difference]: Start difference. First operand 172 states and 234 transitions. Second operand 5 states. [2018-11-28 10:33:27,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:27,587 INFO L93 Difference]: Finished difference Result 354 states and 498 transitions. [2018-11-28 10:33:27,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:27,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:27,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:27,592 INFO L225 Difference]: With dead ends: 354 [2018-11-28 10:33:27,593 INFO L226 Difference]: Without dead ends: 202 [2018-11-28 10:33:27,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:27,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-11-28 10:33:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 172. [2018-11-28 10:33:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 233 transitions. [2018-11-28 10:33:27,612 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 233 transitions. Word has length 92 [2018-11-28 10:33:27,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:27,612 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 233 transitions. [2018-11-28 10:33:27,612 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 233 transitions. [2018-11-28 10:33:27,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:27,614 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,614 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,614 INFO L423 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1121976273, now seen corresponding path program 1 times [2018-11-28 10:33:27,615 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:27,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:27,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:27,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:27,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:27,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:27,716 INFO L87 Difference]: Start difference. First operand 172 states and 233 transitions. Second operand 5 states. [2018-11-28 10:33:27,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:27,955 INFO L93 Difference]: Finished difference Result 352 states and 492 transitions. [2018-11-28 10:33:27,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:27,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:27,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:27,957 INFO L225 Difference]: With dead ends: 352 [2018-11-28 10:33:27,957 INFO L226 Difference]: Without dead ends: 200 [2018-11-28 10:33:27,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:27,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-11-28 10:33:27,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 172. [2018-11-28 10:33:27,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:27,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 232 transitions. [2018-11-28 10:33:27,974 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 232 transitions. Word has length 92 [2018-11-28 10:33:27,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:27,974 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 232 transitions. [2018-11-28 10:33:27,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 232 transitions. [2018-11-28 10:33:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:27,976 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,976 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,976 INFO L423 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,977 INFO L82 PathProgramCache]: Analyzing trace with hash -168036115, now seen corresponding path program 1 times [2018-11-28 10:33:27,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,036 INFO L87 Difference]: Start difference. First operand 172 states and 232 transitions. Second operand 5 states. [2018-11-28 10:33:28,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,277 INFO L93 Difference]: Finished difference Result 369 states and 518 transitions. [2018-11-28 10:33:28,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:28,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,280 INFO L225 Difference]: With dead ends: 369 [2018-11-28 10:33:28,280 INFO L226 Difference]: Without dead ends: 217 [2018-11-28 10:33:28,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-11-28 10:33:28,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 172. [2018-11-28 10:33:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 231 transitions. [2018-11-28 10:33:28,297 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 231 transitions. Word has length 92 [2018-11-28 10:33:28,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,298 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 231 transitions. [2018-11-28 10:33:28,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 231 transitions. [2018-11-28 10:33:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:28,299 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,300 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,300 INFO L423 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1384189841, now seen corresponding path program 1 times [2018-11-28 10:33:28,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,379 INFO L87 Difference]: Start difference. First operand 172 states and 231 transitions. Second operand 5 states. [2018-11-28 10:33:28,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,697 INFO L93 Difference]: Finished difference Result 363 states and 507 transitions. [2018-11-28 10:33:28,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,698 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:28,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,699 INFO L225 Difference]: With dead ends: 363 [2018-11-28 10:33:28,699 INFO L226 Difference]: Without dead ends: 211 [2018-11-28 10:33:28,700 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-11-28 10:33:28,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 172. [2018-11-28 10:33:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 230 transitions. [2018-11-28 10:33:28,714 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 230 transitions. Word has length 92 [2018-11-28 10:33:28,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,715 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 230 transitions. [2018-11-28 10:33:28,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,715 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2018-11-28 10:33:28,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:28,715 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,716 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,723 INFO L423 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,724 INFO L82 PathProgramCache]: Analyzing trace with hash -2116157267, now seen corresponding path program 1 times [2018-11-28 10:33:28,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,780 INFO L87 Difference]: Start difference. First operand 172 states and 230 transitions. Second operand 5 states. [2018-11-28 10:33:29,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,004 INFO L93 Difference]: Finished difference Result 365 states and 506 transitions. [2018-11-28 10:33:29,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:29,005 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:29,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,006 INFO L225 Difference]: With dead ends: 365 [2018-11-28 10:33:29,006 INFO L226 Difference]: Without dead ends: 213 [2018-11-28 10:33:29,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-11-28 10:33:29,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 172. [2018-11-28 10:33:29,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:33:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 229 transitions. [2018-11-28 10:33:29,019 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 229 transitions. Word has length 92 [2018-11-28 10:33:29,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,019 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 229 transitions. [2018-11-28 10:33:29,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:29,019 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 229 transitions. [2018-11-28 10:33:29,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:29,020 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,020 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,020 INFO L423 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,020 INFO L82 PathProgramCache]: Analyzing trace with hash 492630191, now seen corresponding path program 1 times [2018-11-28 10:33:29,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:29,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:29,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:29,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,048 INFO L87 Difference]: Start difference. First operand 172 states and 229 transitions. Second operand 6 states. [2018-11-28 10:33:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,091 INFO L93 Difference]: Finished difference Result 336 states and 463 transitions. [2018-11-28 10:33:29,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:29,092 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-28 10:33:29,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,093 INFO L225 Difference]: With dead ends: 336 [2018-11-28 10:33:29,093 INFO L226 Difference]: Without dead ends: 185 [2018-11-28 10:33:29,094 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:29,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-11-28 10:33:29,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 177. [2018-11-28 10:33:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-28 10:33:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2018-11-28 10:33:29,109 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 92 [2018-11-28 10:33:29,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,109 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2018-11-28 10:33:29,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2018-11-28 10:33:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:29,110 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,110 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,111 INFO L423 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,111 INFO L82 PathProgramCache]: Analyzing trace with hash 2030970221, now seen corresponding path program 1 times [2018-11-28 10:33:29,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:33:29,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:33:29,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:33:29,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:33:29,154 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand 4 states. [2018-11-28 10:33:29,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,305 INFO L93 Difference]: Finished difference Result 482 states and 662 transitions. [2018-11-28 10:33:29,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:33:29,306 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2018-11-28 10:33:29,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,307 INFO L225 Difference]: With dead ends: 482 [2018-11-28 10:33:29,307 INFO L226 Difference]: Without dead ends: 326 [2018-11-28 10:33:29,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:33:29,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-11-28 10:33:29,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 320. [2018-11-28 10:33:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 10:33:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 423 transitions. [2018-11-28 10:33:29,329 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 423 transitions. Word has length 92 [2018-11-28 10:33:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,330 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 423 transitions. [2018-11-28 10:33:29,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:33:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 423 transitions. [2018-11-28 10:33:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:29,332 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,332 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,332 INFO L423 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,332 INFO L82 PathProgramCache]: Analyzing trace with hash -795793746, now seen corresponding path program 1 times [2018-11-28 10:33:29,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:29,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:29,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:29,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,390 INFO L87 Difference]: Start difference. First operand 320 states and 423 transitions. Second operand 6 states. [2018-11-28 10:33:29,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,454 INFO L93 Difference]: Finished difference Result 629 states and 854 transitions. [2018-11-28 10:33:29,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:29,455 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-28 10:33:29,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,457 INFO L225 Difference]: With dead ends: 629 [2018-11-28 10:33:29,457 INFO L226 Difference]: Without dead ends: 330 [2018-11-28 10:33:29,458 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:29,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-11-28 10:33:29,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 325. [2018-11-28 10:33:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-11-28 10:33:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 427 transitions. [2018-11-28 10:33:29,483 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 427 transitions. Word has length 92 [2018-11-28 10:33:29,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,483 INFO L480 AbstractCegarLoop]: Abstraction has 325 states and 427 transitions. [2018-11-28 10:33:29,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 427 transitions. [2018-11-28 10:33:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:29,484 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,485 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,485 INFO L423 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1693187024, now seen corresponding path program 1 times [2018-11-28 10:33:29,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:29,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:29,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:29,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,561 INFO L87 Difference]: Start difference. First operand 325 states and 427 transitions. Second operand 6 states. [2018-11-28 10:33:29,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,617 INFO L93 Difference]: Finished difference Result 643 states and 868 transitions. [2018-11-28 10:33:29,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:29,618 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-28 10:33:29,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,620 INFO L225 Difference]: With dead ends: 643 [2018-11-28 10:33:29,620 INFO L226 Difference]: Without dead ends: 339 [2018-11-28 10:33:29,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:29,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2018-11-28 10:33:29,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 335. [2018-11-28 10:33:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2018-11-28 10:33:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 437 transitions. [2018-11-28 10:33:29,655 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 437 transitions. Word has length 92 [2018-11-28 10:33:29,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,655 INFO L480 AbstractCegarLoop]: Abstraction has 335 states and 437 transitions. [2018-11-28 10:33:29,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 437 transitions. [2018-11-28 10:33:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:29,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,657 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,657 INFO L423 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,657 INFO L82 PathProgramCache]: Analyzing trace with hash 357796974, now seen corresponding path program 1 times [2018-11-28 10:33:29,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:29,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:29,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:29,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:29,738 INFO L87 Difference]: Start difference. First operand 335 states and 437 transitions. Second operand 5 states. [2018-11-28 10:33:30,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,168 INFO L93 Difference]: Finished difference Result 784 states and 1027 transitions. [2018-11-28 10:33:30,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:30,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:30,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,171 INFO L225 Difference]: With dead ends: 784 [2018-11-28 10:33:30,171 INFO L226 Difference]: Without dead ends: 471 [2018-11-28 10:33:30,172 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:30,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2018-11-28 10:33:30,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 425. [2018-11-28 10:33:30,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-28 10:33:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 537 transitions. [2018-11-28 10:33:30,194 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 537 transitions. Word has length 92 [2018-11-28 10:33:30,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,194 INFO L480 AbstractCegarLoop]: Abstraction has 425 states and 537 transitions. [2018-11-28 10:33:30,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 537 transitions. [2018-11-28 10:33:30,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:30,195 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,195 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,196 INFO L423 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,196 INFO L82 PathProgramCache]: Analyzing trace with hash 380429228, now seen corresponding path program 1 times [2018-11-28 10:33:30,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:30,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:30,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:30,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:30,259 INFO L87 Difference]: Start difference. First operand 425 states and 537 transitions. Second operand 5 states. [2018-11-28 10:33:30,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,467 INFO L93 Difference]: Finished difference Result 828 states and 1050 transitions. [2018-11-28 10:33:30,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:30,468 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:30,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,469 INFO L225 Difference]: With dead ends: 828 [2018-11-28 10:33:30,469 INFO L226 Difference]: Without dead ends: 425 [2018-11-28 10:33:30,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:30,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-11-28 10:33:30,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2018-11-28 10:33:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-28 10:33:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 533 transitions. [2018-11-28 10:33:30,490 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 533 transitions. Word has length 92 [2018-11-28 10:33:30,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,491 INFO L480 AbstractCegarLoop]: Abstraction has 425 states and 533 transitions. [2018-11-28 10:33:30,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 533 transitions. [2018-11-28 10:33:30,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:30,492 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,492 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,492 INFO L423 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1766632622, now seen corresponding path program 1 times [2018-11-28 10:33:30,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:30,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:30,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:30,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:30,545 INFO L87 Difference]: Start difference. First operand 425 states and 533 transitions. Second operand 5 states. [2018-11-28 10:33:30,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,764 INFO L93 Difference]: Finished difference Result 828 states and 1042 transitions. [2018-11-28 10:33:30,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:30,766 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:30,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,768 INFO L225 Difference]: With dead ends: 828 [2018-11-28 10:33:30,768 INFO L226 Difference]: Without dead ends: 425 [2018-11-28 10:33:30,769 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:30,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-11-28 10:33:30,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2018-11-28 10:33:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-28 10:33:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 529 transitions. [2018-11-28 10:33:30,788 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 529 transitions. Word has length 92 [2018-11-28 10:33:30,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,788 INFO L480 AbstractCegarLoop]: Abstraction has 425 states and 529 transitions. [2018-11-28 10:33:30,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 529 transitions. [2018-11-28 10:33:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:30,789 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,790 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,790 INFO L423 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1257159532, now seen corresponding path program 1 times [2018-11-28 10:33:30,790 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:30,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:30,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:30,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:30,840 INFO L87 Difference]: Start difference. First operand 425 states and 529 transitions. Second operand 5 states. [2018-11-28 10:33:31,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:31,137 INFO L93 Difference]: Finished difference Result 1043 states and 1357 transitions. [2018-11-28 10:33:31,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:31,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:31,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:31,140 INFO L225 Difference]: With dead ends: 1043 [2018-11-28 10:33:31,140 INFO L226 Difference]: Without dead ends: 639 [2018-11-28 10:33:31,142 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:31,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2018-11-28 10:33:31,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 501. [2018-11-28 10:33:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2018-11-28 10:33:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 611 transitions. [2018-11-28 10:33:31,167 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 611 transitions. Word has length 92 [2018-11-28 10:33:31,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:31,167 INFO L480 AbstractCegarLoop]: Abstraction has 501 states and 611 transitions. [2018-11-28 10:33:31,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 611 transitions. [2018-11-28 10:33:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:31,168 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:31,169 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:31,169 INFO L423 AbstractCegarLoop]: === Iteration 15 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:31,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:31,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1114579730, now seen corresponding path program 1 times [2018-11-28 10:33:31,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:31,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:31,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:31,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:31,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:31,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:31,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:31,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:31,223 INFO L87 Difference]: Start difference. First operand 501 states and 611 transitions. Second operand 5 states. [2018-11-28 10:33:31,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:31,522 INFO L93 Difference]: Finished difference Result 1111 states and 1410 transitions. [2018-11-28 10:33:31,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:31,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:31,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:31,525 INFO L225 Difference]: With dead ends: 1111 [2018-11-28 10:33:31,525 INFO L226 Difference]: Without dead ends: 632 [2018-11-28 10:33:31,526 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:31,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2018-11-28 10:33:31,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 563. [2018-11-28 10:33:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 563 states. [2018-11-28 10:33:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 673 transitions. [2018-11-28 10:33:31,554 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 673 transitions. Word has length 92 [2018-11-28 10:33:31,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:31,554 INFO L480 AbstractCegarLoop]: Abstraction has 563 states and 673 transitions. [2018-11-28 10:33:31,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 673 transitions. [2018-11-28 10:33:31,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:31,555 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:31,555 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:31,555 INFO L423 AbstractCegarLoop]: === Iteration 16 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:31,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:31,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1052540116, now seen corresponding path program 1 times [2018-11-28 10:33:31,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:31,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:31,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:31,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:31,611 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:31,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:31,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:31,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:31,612 INFO L87 Difference]: Start difference. First operand 563 states and 673 transitions. Second operand 5 states. [2018-11-28 10:33:31,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:31,918 INFO L93 Difference]: Finished difference Result 1147 states and 1426 transitions. [2018-11-28 10:33:31,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:31,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 10:33:31,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:31,921 INFO L225 Difference]: With dead ends: 1147 [2018-11-28 10:33:31,921 INFO L226 Difference]: Without dead ends: 605 [2018-11-28 10:33:31,922 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:31,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2018-11-28 10:33:31,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 567. [2018-11-28 10:33:31,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2018-11-28 10:33:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 661 transitions. [2018-11-28 10:33:31,948 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 661 transitions. Word has length 92 [2018-11-28 10:33:31,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:31,948 INFO L480 AbstractCegarLoop]: Abstraction has 567 states and 661 transitions. [2018-11-28 10:33:31,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 661 transitions. [2018-11-28 10:33:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 10:33:31,949 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:31,949 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:31,949 INFO L423 AbstractCegarLoop]: === Iteration 17 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:31,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:31,950 INFO L82 PathProgramCache]: Analyzing trace with hash -911991506, now seen corresponding path program 1 times [2018-11-28 10:33:31,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:31,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:31,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:31,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:31,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:31,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:31,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:31,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:31,975 INFO L87 Difference]: Start difference. First operand 567 states and 661 transitions. Second operand 3 states. [2018-11-28 10:33:32,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:32,028 INFO L93 Difference]: Finished difference Result 1607 states and 1940 transitions. [2018-11-28 10:33:32,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:32,028 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-11-28 10:33:32,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:32,031 INFO L225 Difference]: With dead ends: 1607 [2018-11-28 10:33:32,032 INFO L226 Difference]: Without dead ends: 1061 [2018-11-28 10:33:32,033 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:32,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states. [2018-11-28 10:33:32,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 1059. [2018-11-28 10:33:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2018-11-28 10:33:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1247 transitions. [2018-11-28 10:33:32,083 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1247 transitions. Word has length 92 [2018-11-28 10:33:32,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:32,084 INFO L480 AbstractCegarLoop]: Abstraction has 1059 states and 1247 transitions. [2018-11-28 10:33:32,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1247 transitions. [2018-11-28 10:33:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 10:33:32,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:32,086 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:32,086 INFO L423 AbstractCegarLoop]: === Iteration 18 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:32,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:32,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1433851939, now seen corresponding path program 1 times [2018-11-28 10:33:32,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:32,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:32,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:32,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:32,119 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-28 10:33:32,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:32,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:33:32,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:33:32,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:33:32,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:33:32,120 INFO L87 Difference]: Start difference. First operand 1059 states and 1247 transitions. Second operand 4 states. [2018-11-28 10:33:32,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:32,311 INFO L93 Difference]: Finished difference Result 2980 states and 3553 transitions. [2018-11-28 10:33:32,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:33:32,312 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 147 [2018-11-28 10:33:32,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:32,316 INFO L225 Difference]: With dead ends: 2980 [2018-11-28 10:33:32,316 INFO L226 Difference]: Without dead ends: 1516 [2018-11-28 10:33:32,318 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:33:32,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2018-11-28 10:33:32,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1486. [2018-11-28 10:33:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1486 states. [2018-11-28 10:33:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1486 states and 1716 transitions. [2018-11-28 10:33:32,403 INFO L78 Accepts]: Start accepts. Automaton has 1486 states and 1716 transitions. Word has length 147 [2018-11-28 10:33:32,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:32,404 INFO L480 AbstractCegarLoop]: Abstraction has 1486 states and 1716 transitions. [2018-11-28 10:33:32,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:33:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1716 transitions. [2018-11-28 10:33:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-28 10:33:32,406 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:32,406 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:32,406 INFO L423 AbstractCegarLoop]: === Iteration 19 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:32,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:32,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1993378184, now seen corresponding path program 1 times [2018-11-28 10:33:32,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:32,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:32,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:32,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-28 10:33:32,473 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:32,473 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:32,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:32,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 10:33:32,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:32,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 10:33:32,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:33:32,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:33:32,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:32,628 INFO L87 Difference]: Start difference. First operand 1486 states and 1716 transitions. Second operand 7 states. [2018-11-28 10:33:33,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:33,194 INFO L93 Difference]: Finished difference Result 3780 states and 4597 transitions. [2018-11-28 10:33:33,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:33,195 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 191 [2018-11-28 10:33:33,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:33,202 INFO L225 Difference]: With dead ends: 3780 [2018-11-28 10:33:33,202 INFO L226 Difference]: Without dead ends: 2315 [2018-11-28 10:33:33,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:33:33,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2315 states. [2018-11-28 10:33:33,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2315 to 2315. [2018-11-28 10:33:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2315 states. [2018-11-28 10:33:33,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 2642 transitions. [2018-11-28 10:33:33,397 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 2642 transitions. Word has length 191 [2018-11-28 10:33:33,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:33,398 INFO L480 AbstractCegarLoop]: Abstraction has 2315 states and 2642 transitions. [2018-11-28 10:33:33,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:33:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2642 transitions. [2018-11-28 10:33:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-28 10:33:33,403 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:33,403 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:33,404 INFO L423 AbstractCegarLoop]: === Iteration 20 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:33,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:33,404 INFO L82 PathProgramCache]: Analyzing trace with hash -17157147, now seen corresponding path program 1 times [2018-11-28 10:33:33,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:33,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:33,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:33,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:33,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-28 10:33:33,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:33,484 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:33,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:33,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 10:33:33,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:33,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-28 10:33:33,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:33,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:33,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:33,709 INFO L87 Difference]: Start difference. First operand 2315 states and 2642 transitions. Second operand 6 states. [2018-11-28 10:33:35,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:35,232 INFO L93 Difference]: Finished difference Result 6554 states and 7634 transitions. [2018-11-28 10:33:35,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 10:33:35,233 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 212 [2018-11-28 10:33:35,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:35,240 INFO L225 Difference]: With dead ends: 6554 [2018-11-28 10:33:35,240 INFO L226 Difference]: Without dead ends: 1546 [2018-11-28 10:33:35,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:33:35,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1546 states. [2018-11-28 10:33:35,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1546 to 1506. [2018-11-28 10:33:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1506 states. [2018-11-28 10:33:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1506 states and 1671 transitions. [2018-11-28 10:33:35,404 INFO L78 Accepts]: Start accepts. Automaton has 1506 states and 1671 transitions. Word has length 212 [2018-11-28 10:33:35,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:35,404 INFO L480 AbstractCegarLoop]: Abstraction has 1506 states and 1671 transitions. [2018-11-28 10:33:35,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1671 transitions. [2018-11-28 10:33:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-11-28 10:33:35,408 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:35,408 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:35,409 INFO L423 AbstractCegarLoop]: === Iteration 21 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:35,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:35,409 INFO L82 PathProgramCache]: Analyzing trace with hash -199477713, now seen corresponding path program 1 times [2018-11-28 10:33:35,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:35,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:35,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:35,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:35,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 42 proven. 32 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2018-11-28 10:33:35,530 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:35,530 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:35,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:35,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-11-28 10:33:35,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:35,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2018-11-28 10:33:35,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 10:33:35,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 10:33:35,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:33:35,851 INFO L87 Difference]: Start difference. First operand 1506 states and 1671 transitions. Second operand 12 states. [2018-11-28 10:33:35,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:35,962 INFO L93 Difference]: Finished difference Result 2158 states and 2429 transitions. [2018-11-28 10:33:35,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 10:33:35,963 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 373 [2018-11-28 10:33:35,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:35,965 INFO L225 Difference]: With dead ends: 2158 [2018-11-28 10:33:35,965 INFO L226 Difference]: Without dead ends: 674 [2018-11-28 10:33:35,968 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 371 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-28 10:33:35,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2018-11-28 10:33:35,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 610. [2018-11-28 10:33:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-11-28 10:33:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 665 transitions. [2018-11-28 10:33:36,001 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 665 transitions. Word has length 373 [2018-11-28 10:33:36,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:36,001 INFO L480 AbstractCegarLoop]: Abstraction has 610 states and 665 transitions. [2018-11-28 10:33:36,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 10:33:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 665 transitions. [2018-11-28 10:33:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-28 10:33:36,003 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:36,003 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:36,003 INFO L423 AbstractCegarLoop]: === Iteration 22 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:36,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:36,003 INFO L82 PathProgramCache]: Analyzing trace with hash -104803410, now seen corresponding path program 1 times [2018-11-28 10:33:36,003 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:36,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:36,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:36,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:36,135 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-28 10:33:36,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:36,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:33:36,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:33:36,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:33:36,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:36,136 INFO L87 Difference]: Start difference. First operand 610 states and 665 transitions. Second operand 7 states. [2018-11-28 10:33:36,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:36,666 INFO L93 Difference]: Finished difference Result 640 states and 702 transitions. [2018-11-28 10:33:36,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 10:33:36,667 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 267 [2018-11-28 10:33:36,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:36,669 INFO L225 Difference]: With dead ends: 640 [2018-11-28 10:33:36,669 INFO L226 Difference]: Without dead ends: 633 [2018-11-28 10:33:36,669 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:33:36,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2018-11-28 10:33:36,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 609. [2018-11-28 10:33:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2018-11-28 10:33:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 662 transitions. [2018-11-28 10:33:36,707 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 662 transitions. Word has length 267 [2018-11-28 10:33:36,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:36,708 INFO L480 AbstractCegarLoop]: Abstraction has 609 states and 662 transitions. [2018-11-28 10:33:36,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:33:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 662 transitions. [2018-11-28 10:33:36,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-28 10:33:36,709 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:36,710 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:36,710 INFO L423 AbstractCegarLoop]: === Iteration 23 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:36,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:36,710 INFO L82 PathProgramCache]: Analyzing trace with hash -2011903914, now seen corresponding path program 1 times [2018-11-28 10:33:36,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:36,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:36,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:36,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-28 10:33:36,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:36,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:36,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:36,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:36,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:36,790 INFO L87 Difference]: Start difference. First operand 609 states and 662 transitions. Second operand 3 states. [2018-11-28 10:33:36,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:36,843 INFO L93 Difference]: Finished difference Result 998 states and 1093 transitions. [2018-11-28 10:33:36,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:36,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2018-11-28 10:33:36,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:36,845 INFO L225 Difference]: With dead ends: 998 [2018-11-28 10:33:36,845 INFO L226 Difference]: Without dead ends: 616 [2018-11-28 10:33:36,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:36,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2018-11-28 10:33:36,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 616. [2018-11-28 10:33:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2018-11-28 10:33:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 672 transitions. [2018-11-28 10:33:36,880 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 672 transitions. Word has length 271 [2018-11-28 10:33:36,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:36,881 INFO L480 AbstractCegarLoop]: Abstraction has 616 states and 672 transitions. [2018-11-28 10:33:36,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:36,881 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 672 transitions. [2018-11-28 10:33:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-28 10:33:36,883 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:36,883 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:36,883 INFO L423 AbstractCegarLoop]: === Iteration 24 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:36,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:36,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1010345585, now seen corresponding path program 1 times [2018-11-28 10:33:36,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:36,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:36,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:36,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:36,967 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:33:37,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:37 BoogieIcfgContainer [2018-11-28 10:33:37,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:37,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:37,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:37,082 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:37,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:26" (3/4) ... [2018-11-28 10:33:37,085 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 10:33:37,194 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a2a36d26-49ec-4d06-b851-5af115b5bc18/bin-2019/uautomizer/witness.graphml [2018-11-28 10:33:37,194 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:37,196 INFO L168 Benchmark]: Toolchain (without parser) took 11630.63 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 526.4 MB). Free memory was 953.3 MB in the beginning and 1.3 GB in the end (delta: -396.5 MB). Peak memory consumption was 129.9 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,197 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:37,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.41 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -194.9 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,198 INFO L168 Benchmark]: Boogie Preprocessor took 29.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,198 INFO L168 Benchmark]: RCFGBuilder took 531.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,198 INFO L168 Benchmark]: TraceAbstraction took 10704.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -289.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,198 INFO L168 Benchmark]: Witness Printer took 112.10 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:37,200 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 196.41 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -194.9 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 531.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10704.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -289.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * Witness Printer took 112.10 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L14] int m_pc = 0; [L15] int t1_pc = 0; [L16] int t2_pc = 0; [L17] int m_st ; [L18] int t1_st ; [L19] int t2_st ; [L20] int m_i ; [L21] int t1_i ; [L22] int t2_i ; [L23] int M_E = 2; [L24] int T1_E = 2; [L25] int T2_E = 2; [L26] int E_M = 2; [L27] int E_1 = 2; [L28] int E_2 = 2; [L33] int token ; [L35] int local ; VAL [\old(E_1)=18, \old(E_2)=5, \old(E_M)=13, \old(local)=17, \old(M_E)=14, \old(m_i)=7, \old(m_pc)=11, \old(m_st)=12, \old(T1_E)=3, \old(t1_i)=16, \old(t1_pc)=8, \old(t1_st)=4, \old(T2_E)=15, \old(t2_i)=6, \old(t2_pc)=9, \old(t2_st)=10, \old(token)=19, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, token=0] [L600] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, token=0] [L604] CALL init_model() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, token=0] [L514] m_i = 1 [L515] t1_i = 1 [L516] t2_i = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L604] RET init_model() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L605] CALL start_simulation() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L541] int kernel_st ; [L542] int tmp ; [L543] int tmp___0 ; [L547] kernel_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L548] FCALL update_channels() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L549] CALL init_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L233] COND TRUE m_i == 1 [L234] m_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L238] COND TRUE t1_i == 1 [L239] t1_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L243] COND TRUE t2_i == 1 [L244] t2_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L549] RET init_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L550] CALL fire_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L346] COND FALSE !(M_E == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L351] COND FALSE !(T1_E == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L356] COND FALSE !(T2_E == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L361] COND FALSE !(E_M == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L366] COND FALSE !(E_1 == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L371] COND FALSE !(E_2 == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L550] RET fire_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L551] CALL activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L419] int tmp ; [L420] int tmp___0 ; [L421] int tmp___1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L425] CALL, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L165] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L168] COND FALSE !(m_pc == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L178] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L180] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L425] RET, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, is_master_triggered()=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L425] tmp = is_master_triggered() [L427] COND FALSE !(\read(tmp)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=0, token=0] [L433] CALL, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L184] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L187] COND FALSE !(t1_pc == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L197] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L199] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L433] RET, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, is_transmit1_triggered()=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=0, token=0] [L433] tmp___0 = is_transmit1_triggered() [L435] COND FALSE !(\read(tmp___0)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=0, tmp___0=0, token=0] [L441] CALL, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L203] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L206] COND FALSE !(t2_pc == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L216] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L218] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L441] RET, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, is_transmit2_triggered()=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=0, tmp___0=0, token=0] [L441] tmp___1 = is_transmit2_triggered() [L443] COND FALSE !(\read(tmp___1)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=0, tmp___0=0, tmp___1=0, token=0] [L551] RET activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L552] CALL reset_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L384] COND FALSE !(M_E == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L389] COND FALSE !(T1_E == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L394] COND FALSE !(T2_E == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L399] COND FALSE !(E_M == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L404] COND FALSE !(E_1 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L409] COND FALSE !(E_2 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L552] RET reset_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L555] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L558] kernel_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, kernel_st=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L559] CALL eval() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L279] int tmp ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L283] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L286] CALL, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L253] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L256] COND TRUE m_st == 0 [L257] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L274] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=1, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L286] RET, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L286] tmp = exists_runnable_thread() [L288] COND TRUE \read(tmp) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L293] COND TRUE m_st == 0 [L294] int tmp_ndt_1; [L295] tmp_ndt_1 = __VERIFIER_nondet_int() [L296] COND FALSE !(\read(tmp_ndt_1)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, token=0] [L307] COND TRUE t1_st == 0 [L308] int tmp_ndt_2; [L309] tmp_ndt_2 = __VERIFIER_nondet_int() [L310] COND TRUE \read(tmp_ndt_2) [L312] t1_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, token=0] [L313] CALL transmit1() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L96] COND TRUE t1_pc == 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L107] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L109] t1_pc = 1 [L110] t1_st = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L313] RET transmit1() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, token=0] [L321] COND TRUE t2_st == 0 [L322] int tmp_ndt_3; [L323] tmp_ndt_3 = __VERIFIER_nondet_int() [L324] COND TRUE \read(tmp_ndt_3) [L326] t2_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=1, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L327] CALL transmit2() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=1, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=1, token=0] [L132] COND TRUE t2_pc == 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=1, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=1, token=0] [L143] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=1, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=1, token=0] [L145] t2_pc = 1 [L146] t2_st = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=1, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L327] RET transmit2() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L283] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L286] CALL, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L253] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L256] COND TRUE m_st == 0 [L257] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L274] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=1, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L286] RET, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L286] tmp = exists_runnable_thread() [L288] COND TRUE \read(tmp) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L293] COND TRUE m_st == 0 [L294] int tmp_ndt_1; [L295] tmp_ndt_1 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp_ndt_1) [L298] m_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L299] CALL master() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L38] int tmp_var = __VERIFIER_nondet_int(); [L40] COND TRUE m_pc == 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=0, token=0] [L51] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=0, token=0] [L54] token = __VERIFIER_nondet_int() [L55] local = token [L56] E_1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=0, token=0] [L57] CALL immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L457] CALL activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L419] int tmp ; [L420] int tmp___0 ; [L421] int tmp___1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L425] CALL, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L165] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L168] COND FALSE !(m_pc == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L178] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L180] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L425] RET, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, is_master_triggered()=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L425] tmp = is_master_triggered() [L427] COND FALSE !(\read(tmp)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, token=0] [L433] CALL, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L184] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L187] COND TRUE t1_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L188] COND TRUE E_1 == 1 [L189] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=1, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L199] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=1, __retres1=1, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L433] RET, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, is_transmit1_triggered()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, token=0] [L433] tmp___0 = is_transmit1_triggered() [L435] COND TRUE \read(tmp___0) [L436] t1_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, tmp___0=1, token=0] [L441] CALL, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L203] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L206] COND TRUE t2_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L207] COND FALSE !(E_2 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L216] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L218] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L441] RET, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, is_transmit2_triggered()=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, tmp___0=1, token=0] [L441] tmp___1 = is_transmit2_triggered() [L443] COND FALSE !(\read(tmp___1)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, tmp___0=1, tmp___1=0, token=0] [L457] RET activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L57] RET immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=1, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=0, token=0] [L58] E_1 = 2 [L59] m_pc = 1 [L60] m_st = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=0, token=0] [L299] RET master() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L307] COND TRUE t1_st == 0 [L308] int tmp_ndt_2; [L309] tmp_ndt_2 = __VERIFIER_nondet_int() [L310] COND TRUE \read(tmp_ndt_2) [L312] t1_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=0] [L313] CALL transmit1() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L96] COND FALSE !(t1_pc == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L99] COND TRUE t1_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=0] [L115] token += 1 [L116] E_2 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L117] CALL immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L457] CALL activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L419] int tmp ; [L420] int tmp___0 ; [L421] int tmp___1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L425] CALL, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L165] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L168] COND TRUE m_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L169] COND FALSE !(E_M == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L178] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L180] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=0, __retres1=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L425] RET, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, is_master_triggered()=0, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L425] tmp = is_master_triggered() [L427] COND FALSE !(\read(tmp)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, token=1] [L433] CALL, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L184] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L187] COND TRUE t1_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L188] COND FALSE !(E_1 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L197] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L199] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=0, __retres1=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L433] RET, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, is_transmit1_triggered()=0, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, token=1] [L433] tmp___0 = is_transmit1_triggered() [L435] COND FALSE !(\read(tmp___0)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, tmp___0=0, token=1] [L441] CALL, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L203] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L206] COND TRUE t2_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L207] COND TRUE E_2 == 1 [L208] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, __retres1=1, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L218] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, \result=1, __retres1=1, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=1] [L441] RET, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, is_transmit2_triggered()=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=0, tmp___0=0, token=1] [L441] tmp___1 = is_transmit2_triggered() [L443] COND TRUE \read(tmp___1) [L444] t2_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, tmp=0, tmp___0=0, tmp___1=1, token=1] [L457] RET activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, token=1] [L117] RET immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, token=1] [L118] E_2 = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, token=1] [L107] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, token=1] [L109] t1_pc = 1 [L110] t1_st = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=1, \old(t1_st)=1, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, token=1] [L313] RET transmit1() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=0, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=1] [L321] COND TRUE t2_st == 0 [L322] int tmp_ndt_3; [L323] tmp_ndt_3 = __VERIFIER_nondet_int() [L324] COND TRUE \read(tmp_ndt_3) [L326] t2_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=1] [L327] CALL transmit2() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=1] [L132] COND FALSE !(t2_pc == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=1] [L135] COND TRUE t2_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=1] [L151] token += 1 [L152] E_M = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L153] CALL immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L457] CALL activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L419] int tmp ; [L420] int tmp___0 ; [L421] int tmp___1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L425] CALL, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L165] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L168] COND TRUE m_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L169] COND TRUE E_M == 1 [L170] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, __retres1=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L180] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, \result=1, __retres1=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L425] RET, EXPR is_master_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, is_master_triggered()=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L425] tmp = is_master_triggered() [L427] COND TRUE \read(tmp) [L428] m_st = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, token=2] [L433] CALL, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L184] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L187] COND TRUE t1_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L188] COND FALSE !(E_1 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L197] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, __retres1=0, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L199] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, \result=0, __retres1=0, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L433] RET, EXPR is_transmit1_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, is_transmit1_triggered()=0, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, token=2] [L433] tmp___0 = is_transmit1_triggered() [L435] COND FALSE !(\read(tmp___0)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, tmp___0=0, token=2] [L441] CALL, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L203] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L206] COND TRUE t2_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L207] COND FALSE !(E_2 == 1) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L216] __retres1 = 0 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, __retres1=0, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L218] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, \result=0, __retres1=0, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L441] RET, EXPR is_transmit2_triggered() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, is_transmit2_triggered()=0, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, tmp___0=0, token=2] [L441] tmp___1 = is_transmit2_triggered() [L443] COND FALSE !(\read(tmp___1)) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, tmp=1, tmp___0=0, tmp___1=0, token=2] [L457] RET activate_threads() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L153] RET immediate_notify() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L154] E_M = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L143] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=1, token=2] [L145] t2_pc = 1 [L146] t2_st = 2 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=2, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=1, \old(t2_st)=1, \old(token)=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L327] RET transmit2() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=2] [L283] COND TRUE 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=2] [L286] CALL, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L253] int __retres1 ; VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L256] COND TRUE m_st == 0 [L257] __retres1 = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L274] return (__retres1); VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, \result=1, __retres1=1, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L286] RET, EXPR exists_runnable_thread() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=2] [L286] tmp = exists_runnable_thread() [L288] COND TRUE \read(tmp) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=2] [L293] COND TRUE m_st == 0 [L294] int tmp_ndt_1; [L295] tmp_ndt_1 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp_ndt_1) [L298] m_st = 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=0, \old(m_st)=0, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=0, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=0, \old(token)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp=1, tmp_ndt_1=1, tmp_ndt_2=1, tmp_ndt_3=1, token=2] [L299] CALL master() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L38] int tmp_var = __VERIFIER_nondet_int(); [L40] COND FALSE !(m_pc == 0) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L43] COND TRUE m_pc == 1 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L65] COND FALSE !(token != local + 2) VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L70] COND TRUE tmp_var <= 5 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L71] COND TRUE tmp_var >= 5 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L76] COND TRUE tmp_var <= 5 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L77] COND TRUE tmp_var >= 5 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L78] COND TRUE tmp_var == 5 VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, tmp_var=5, token=2] [L79] CALL error() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] [L10] __VERIFIER_error() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(local)=0, \old(M_E)=2, \old(m_i)=0, \old(m_pc)=1, \old(m_st)=1, \old(T1_E)=2, \old(t1_i)=0, \old(t1_pc)=0, \old(t1_st)=2, \old(T2_E)=2, \old(t2_i)=0, \old(t2_pc)=0, \old(t2_st)=2, \old(token)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=1, t2_st=2, token=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 181 locations, 1 error locations. UNSAFE Result, 10.6s OverallTime, 24 OverallIterations, 7 TraceHistogramMax, 6.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6003 SDtfs, 7154 SDslu, 7454 SDs, 0 SdLazy, 6084 SolverSat, 2268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1001 GetRequests, 853 SyntacticMatches, 36 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2315occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 23 MinimizatonAttempts, 687 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 4073 NumberOfCodeBlocks, 4073 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3775 ConstructedInterpolants, 0 QuantifiedInterpolants, 961242 SizeOfPredicates, 3 NumberOfNonLiveVariables, 3175 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 26 InterpolantComputations, 23 PerfectInterpolantSequences, 1956/2012 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...