/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-c90d42b
[2020-09-25 02:21:30,065 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 02:21:30,069 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 02:21:30,112 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 02:21:30,113 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 02:21:30,121 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 02:21:30,123 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 02:21:30,126 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 02:21:30,130 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 02:21:30,131 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 02:21:30,132 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 02:21:30,134 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 02:21:30,134 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 02:21:30,137 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 02:21:30,140 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 02:21:30,142 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 02:21:30,143 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 02:21:30,145 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 02:21:30,146 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 02:21:30,154 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 02:21:30,157 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 02:21:30,158 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 02:21:30,159 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 02:21:30,160 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 02:21:30,172 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 02:21:30,172 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 02:21:30,172 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 02:21:30,174 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 02:21:30,175 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 02:21:30,176 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 02:21:30,177 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 02:21:30,178 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 02:21:30,178 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 02:21:30,179 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 02:21:30,181 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 02:21:30,181 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 02:21:30,182 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 02:21:30,182 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 02:21:30,183 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 02:21:30,184 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 02:21:30,185 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 02:21:30,186 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-25 02:21:30,233 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 02:21:30,234 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 02:21:30,235 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 02:21:30,235 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 02:21:30,235 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 02:21:30,235 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 02:21:30,236 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 02:21:30,239 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 02:21:30,239 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 02:21:30,239 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 02:21:30,240 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 02:21:30,240 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 02:21:30,240 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 02:21:30,240 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 02:21:30,240 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 02:21:30,241 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 02:21:30,241 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 02:21:30,241 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 02:21:30,241 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 02:21:30,242 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 02:21:30,242 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 02:21:30,242 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 02:21:30,242 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 02:21:30,243 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 02:21:30,243 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 02:21:30,243 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 02:21:30,243 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 02:21:30,243 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 02:21:30,244 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 02:21:30,244 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;
[2020-09-25 02:21:30,789 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 02:21:30,806 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 02:21:30,811 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 02:21:30,813 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 02:21:30,813 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 02:21:30,814 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c
[2020-09-25 02:21:30,896 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73/FLAGd5ca4b86f
[2020-09-25 02:21:31,473 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 02:21:31,473 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c
[2020-09-25 02:21:31,484 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73/FLAGd5ca4b86f
[2020-09-25 02:21:31,791 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73
[2020-09-25 02:21:31,807 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 02:21:31,814 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 02:21:31,815 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 02:21:31,815 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 02:21:31,819 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 02:21:31,821 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:21:31" (1/1) ...
[2020-09-25 02:21:31,825 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36801391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:31, skipping insertion in model container
[2020-09-25 02:21:31,825 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:21:31" (1/1) ...
[2020-09-25 02:21:31,835 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 02:21:31,906 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 02:21:32,209 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 02:21:32,217 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 02:21:32,403 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 02:21:32,427 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 02:21:32,428 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32 WrapperNode
[2020-09-25 02:21:32,428 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 02:21:32,429 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 02:21:32,429 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 02:21:32,429 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 02:21:32,448 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,449 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,459 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,459 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,470 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,482 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,485 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
[2020-09-25 02:21:32,488 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 02:21:32,489 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 02:21:32,489 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 02:21:32,489 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 02:21:32,491 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/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
[2020-09-25 02:21:32,573 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure update_fifo_q
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure immediate_notify_threads
[2020-09-25 02:21:32,574 INFO  L138     BoogieDeclarations]: Found implementation of procedure do_write_p
[2020-09-25 02:21:32,575 INFO  L138     BoogieDeclarations]: Found implementation of procedure do_read_c
[2020-09-25 02:21:32,575 INFO  L138     BoogieDeclarations]: Found implementation of procedure update_channels
[2020-09-25 02:21:32,575 INFO  L138     BoogieDeclarations]: Found implementation of procedure init_threads
[2020-09-25 02:21:32,576 INFO  L138     BoogieDeclarations]: Found implementation of procedure exists_runnable_thread
[2020-09-25 02:21:32,576 INFO  L138     BoogieDeclarations]: Found implementation of procedure fire_delta_events
[2020-09-25 02:21:32,576 INFO  L138     BoogieDeclarations]: Found implementation of procedure reset_delta_events
[2020-09-25 02:21:32,576 INFO  L138     BoogieDeclarations]: Found implementation of procedure fire_time_events
[2020-09-25 02:21:32,577 INFO  L138     BoogieDeclarations]: Found implementation of procedure reset_time_events
[2020-09-25 02:21:32,577 INFO  L138     BoogieDeclarations]: Found implementation of procedure activate_threads
[2020-09-25 02:21:32,577 INFO  L138     BoogieDeclarations]: Found implementation of procedure eval
[2020-09-25 02:21:32,577 INFO  L138     BoogieDeclarations]: Found implementation of procedure stop_simulation
[2020-09-25 02:21:32,577 INFO  L138     BoogieDeclarations]: Found implementation of procedure start_simulation
[2020-09-25 02:21:32,578 INFO  L138     BoogieDeclarations]: Found implementation of procedure init_model
[2020-09-25 02:21:32,578 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 02:21:32,578 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 02:21:32,578 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 02:21:32,579 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-09-25 02:21:32,580 INFO  L130     BoogieDeclarations]: Found specification of procedure update_fifo_q
[2020-09-25 02:21:32,580 INFO  L130     BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered
[2020-09-25 02:21:32,580 INFO  L130     BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered
[2020-09-25 02:21:32,580 INFO  L130     BoogieDeclarations]: Found specification of procedure immediate_notify_threads
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure do_write_p
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure do_read_c
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure update_channels
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure init_threads
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure exists_runnable_thread
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure fire_delta_events
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure reset_delta_events
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure fire_time_events
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure reset_time_events
[2020-09-25 02:21:32,581 INFO  L130     BoogieDeclarations]: Found specification of procedure activate_threads
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure eval
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure stop_simulation
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure start_simulation
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure init_model
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 02:21:32,582 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 02:21:33,191 INFO  L732   $ProcedureCfgBuilder]: dead code at ProgramPoint L209: ~c_dr_st~0 := 2;
[2020-09-25 02:21:33,192 INFO  L732   $ProcedureCfgBuilder]: dead code at ProgramPoint L210: ~c_dr_pc~0 := 2;
[2020-09-25 02:21:33,192 INFO  L732   $ProcedureCfgBuilder]: dead code at ProgramPoint L211: ~a_t~0 := ~a~0;
[2020-09-25 02:21:33,192 INFO  L732   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0;
[2020-09-25 02:21:33,192 INFO  L732   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0);
[2020-09-25 02:21:33,226 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 02:21:33,226 INFO  L295             CfgBuilder]: Removed 4 assume(true) statements.
[2020-09-25 02:21:33,234 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:21:33 BoogieIcfgContainer
[2020-09-25 02:21:33,234 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 02:21:33,236 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 02:21:33,236 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 02:21:33,240 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 02:21:33,240 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:21:31" (1/3) ...
[2020-09-25 02:21:33,242 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2dff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:21:33, skipping insertion in model container
[2020-09-25 02:21:33,242 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (2/3) ...
[2020-09-25 02:21:33,242 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2dff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:21:33, skipping insertion in model container
[2020-09-25 02:21:33,242 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:21:33" (3/3) ...
[2020-09-25 02:21:33,245 INFO  L109   eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c
[2020-09-25 02:21:33,258 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 02:21:33,270 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 02:21:33,293 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 02:21:33,329 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 02:21:33,329 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 02:21:33,330 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 02:21:33,330 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 02:21:33,330 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 02:21:33,330 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 02:21:33,330 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 02:21:33,331 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 02:21:33,364 INFO  L276                IsEmpty]: Start isEmpty. Operand 264 states.
[2020-09-25 02:21:33,381 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 133
[2020-09-25 02:21:33,381 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 02:21:33,383 INFO  L422         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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 02:21:33,384 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 02:21:33,391 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 02:21:33,392 INFO  L82        PathProgramCache]: Analyzing trace with hash -1849744024, now seen corresponding path program 1 times
[2020-09-25 02:21:33,404 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 02:21:33,405 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901042136]
[2020-09-25 02:21:33,405 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 02:21:33,706 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:33,896 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:34,154 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:34,766 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:34,873 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:35,421 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:36,091 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:38,735 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:38,735 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 165
[2020-09-25 02:21:38,735 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 6
[2020-09-25 02:21:38,736 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5017
[2020-09-25 02:21:38,739 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:38,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:38,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 132
[2020-09-25 02:21:38,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 10
[2020-09-25 02:21:38,740 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 3
[2020-09-25 02:21:38,923 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 02:21:38,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:38,932 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:38,935 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:38,936 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 28
[2020-09-25 02:21:38,936 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:38,936 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 02:21:38,936 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:38,937 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:38,937 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:38,937 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:38,937 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:38,986 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2020-09-25 02:21:38,989 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:38,992 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,002 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,003 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 02:21:39,003 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,003 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 12
[2020-09-25 02:21:39,003 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,004 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,004 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,004 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,005 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,027 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-09-25 02:21:39,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,030 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,032 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,032 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 02:21:39,033 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,033 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 02:21:39,033 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,033 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,034 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,034 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,034 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,050 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 02:21:39,052 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,054 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,058 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,058 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 02:21:39,059 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,059 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 02:21:39,059 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,059 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,060 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,060 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,060 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,078 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-09-25 02:21:39,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,081 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,084 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,085 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:39,085 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,085 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 02:21:39,086 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,086 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,086 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,086 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,086 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:39,089 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2020-09-25 02:21:39,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,094 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,096 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,096 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 02:21:39,097 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,097 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 02:21:39,097 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,098 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,098 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,099 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,099 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,105 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 02:21:39,107 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,108 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,109 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,110 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:39,110 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,111 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:39,111 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,111 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,112 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,112 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,113 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,116 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2020-09-25 02:21:39,117 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,119 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,120 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,121 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:39,121 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,121 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:39,122 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,122 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,123 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,123 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,124 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,128 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 02:21:39,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,133 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,135 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,135 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:39,135 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,136 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 02:21:39,136 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,137 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:39,137 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,137 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:39,138 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:39,141 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2020-09-25 02:21:39,142 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:39,144 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:39,153 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:39,154 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 02:21:39,154 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 10
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 02:21:39,155 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:39,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 02:21:39,214 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901042136]
[2020-09-25 02:21:39,218 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 02:21:39,218 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 02:21:39,220 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959962336]
[2020-09-25 02:21:39,228 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 02:21:39,229 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 02:21:39,254 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 02:21:39,256 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2020-09-25 02:21:39,260 INFO  L87              Difference]: Start difference. First operand 264 states. Second operand 8 states.
[2020-09-25 02:21:43,860 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 02:21:43,861 INFO  L93              Difference]: Finished difference Result 968 states and 1466 transitions.
[2020-09-25 02:21:43,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2020-09-25 02:21:43,864 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 132
[2020-09-25 02:21:43,866 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 02:21:43,896 INFO  L225             Difference]: With dead ends: 968
[2020-09-25 02:21:43,896 INFO  L226             Difference]: Without dead ends: 742
[2020-09-25 02:21:43,908 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506
[2020-09-25 02:21:43,930 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 742 states.
[2020-09-25 02:21:44,083 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 422.
[2020-09-25 02:21:44,085 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 422 states.
[2020-09-25 02:21:44,089 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 522 transitions.
[2020-09-25 02:21:44,093 INFO  L78                 Accepts]: Start accepts. Automaton has 422 states and 522 transitions. Word has length 132
[2020-09-25 02:21:44,095 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 02:21:44,095 INFO  L479      AbstractCegarLoop]: Abstraction has 422 states and 522 transitions.
[2020-09-25 02:21:44,095 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-09-25 02:21:44,096 INFO  L276                IsEmpty]: Start isEmpty. Operand 422 states and 522 transitions.
[2020-09-25 02:21:44,109 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 134
[2020-09-25 02:21:44,109 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 02:21:44,111 INFO  L422         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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 02:21:44,111 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 02:21:44,112 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 02:21:44,112 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 02:21:44,112 INFO  L82        PathProgramCache]: Analyzing trace with hash 719867291, now seen corresponding path program 1 times
[2020-09-25 02:21:44,113 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 02:21:44,116 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1069090944]
[2020-09-25 02:21:44,116 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 02:21:44,158 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:44,188 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:44,332 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:44,456 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:45,158 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:45,978 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,174 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,175 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 166
[2020-09-25 02:21:49,175 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 02:21:49,175 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5013
[2020-09-25 02:21:49,175 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,176 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:49,176 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 42
[2020-09-25 02:21:49,176 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 23
[2020-09-25 02:21:49,176 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:49,264 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 02:21:49,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,270 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,273 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,273 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 28
[2020-09-25 02:21:49,273 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,273 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 02:21:49,273 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,274 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,274 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:49,274 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,274 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:49,305 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2020-09-25 02:21:49,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,312 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,350 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,351 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 02:21:49,351 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,352 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 41
[2020-09-25 02:21:49,352 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:49,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:49,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 02:21:49,353 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:49,371 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-09-25 02:21:49,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,375 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,377 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,378 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 02:21:49,378 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,378 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 02:21:49,379 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,379 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:49,379 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:49,380 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 02:21:49,380 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,397 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 02:21:49,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,400 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,407 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,408 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 02:21:49,408 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,409 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 02:21:49,409 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:49,410 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 3
[2020-09-25 02:21:49,410 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 02:21:49,410 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,439 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-09-25 02:21:49,440 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,442 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,445 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,445 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:49,445 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,445 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 02:21:49,446 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,446 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,446 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 7
[2020-09-25 02:21:49,446 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,447 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:49,448 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2020-09-25 02:21:49,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,456 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,459 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,460 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 02:21:49,460 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,461 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 02:21:49,461 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,461 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,462 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 35
[2020-09-25 02:21:49,462 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,462 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,466 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 02:21:49,467 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,469 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,470 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,471 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:49,471 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,471 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:49,472 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,472 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,472 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:49,473 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,473 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,475 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2020-09-25 02:21:49,476 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,477 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,478 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,479 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:49,479 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,479 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:49,480 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,480 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,481 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:49,481 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,481 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,484 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 02:21:49,485 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,486 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,488 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,488 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:49,489 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,489 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:49,489 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,489 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,489 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 7
[2020-09-25 02:21:49,490 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,490 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:49,491 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2020-09-25 02:21:49,492 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:49,494 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:49,498 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:49,499 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:49,499 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:49,500 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 02:21:49,500 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:49,500 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:49,501 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 10
[2020-09-25 02:21:49,501 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:49,501 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:49,532 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 02:21:49,532 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1069090944]
[2020-09-25 02:21:49,533 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 02:21:49,533 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-09-25 02:21:49,533 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349318740]
[2020-09-25 02:21:49,536 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-09-25 02:21:49,536 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 02:21:49,537 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-09-25 02:21:49,537 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2020-09-25 02:21:49,537 INFO  L87              Difference]: Start difference. First operand 422 states and 522 transitions. Second operand 9 states.
[2020-09-25 02:21:52,172 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 02:21:52,173 INFO  L93              Difference]: Finished difference Result 1055 states and 1450 transitions.
[2020-09-25 02:21:52,173 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2020-09-25 02:21:52,174 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 133
[2020-09-25 02:21:52,174 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 02:21:52,181 INFO  L225             Difference]: With dead ends: 1055
[2020-09-25 02:21:52,181 INFO  L226             Difference]: Without dead ends: 688
[2020-09-25 02:21:52,185 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506
[2020-09-25 02:21:52,186 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 688 states.
[2020-09-25 02:21:52,241 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 413.
[2020-09-25 02:21:52,241 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 413 states.
[2020-09-25 02:21:52,244 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 507 transitions.
[2020-09-25 02:21:52,244 INFO  L78                 Accepts]: Start accepts. Automaton has 413 states and 507 transitions. Word has length 133
[2020-09-25 02:21:52,245 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 02:21:52,245 INFO  L479      AbstractCegarLoop]: Abstraction has 413 states and 507 transitions.
[2020-09-25 02:21:52,245 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-09-25 02:21:52,245 INFO  L276                IsEmpty]: Start isEmpty. Operand 413 states and 507 transitions.
[2020-09-25 02:21:52,247 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2020-09-25 02:21:52,247 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 02:21:52,247 INFO  L422         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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 02:21:52,248 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 02:21:52,248 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 02:21:52,248 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 02:21:52,248 INFO  L82        PathProgramCache]: Analyzing trace with hash -2100989043, now seen corresponding path program 1 times
[2020-09-25 02:21:52,248 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 02:21:52,249 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2042890266]
[2020-09-25 02:21:52,249 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 02:21:52,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:52,311 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:52,447 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:52,989 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:53,722 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:56,863 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:56,863 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 169
[2020-09-25 02:21:56,863 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 02:21:56,864 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4582
[2020-09-25 02:21:56,864 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:56,864 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 02:21:56,864 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 101
[2020-09-25 02:21:56,865 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 57
[2020-09-25 02:21:56,865 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:56,987 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 02:21:56,989 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,001 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,007 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,007 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 28
[2020-09-25 02:21:57,008 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,008 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 17
[2020-09-25 02:21:57,008 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,008 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,008 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,009 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,011 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 02:21:57,049 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2020-09-25 02:21:57,051 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,054 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,061 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,061 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 02:21:57,063 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,063 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 02:21:57,063 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,063 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,063 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,064 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,064 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,088 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-09-25 02:21:57,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,091 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,092 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,092 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,093 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,094 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 02:21:57,105 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 02:21:57,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,110 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,115 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,116 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 02:21:57,116 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,116 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 02:21:57,116 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,116 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,117 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,117 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,117 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,130 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-09-25 02:21:57,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,132 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,135 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,136 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:57,136 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,136 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 02:21:57,136 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,136 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,137 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,137 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,137 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,139 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2020-09-25 02:21:57,145 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,149 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,153 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:57,154 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,154 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 23
[2020-09-25 02:21:57,154 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,161 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 02:21:57,161 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,163 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,164 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,164 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:57,164 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,164 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 02:21:57,164 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,165 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 02:21:57,165 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,165 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 02:21:57,165 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,168 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2020-09-25 02:21:57,170 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,171 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,175 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,176 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 13
[2020-09-25 02:21:57,176 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,176 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 02:21:57,176 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,177 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:57,177 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,177 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 02:21:57,177 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,181 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 02:21:57,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,184 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,198 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,198 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 02:21:57,198 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,199 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 15
[2020-09-25 02:21:57,199 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,199 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:57,199 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,200 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 6
[2020-09-25 02:21:57,200 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,202 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2020-09-25 02:21:57,203 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 02:21:57,205 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 02:21:57,210 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 02:21:57,210 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 02:21:57,210 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 02:21:57,211 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 02:21:57,211 FATAL L256   erpolLogProxyWrapper]: Heuristic: NARROWEST
[2020-09-25 02:21:57,211 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 02:21:57,211 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 02:21:57,212 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 8
[2020-09-25 02:21:57,212 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 02:21:57,252 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 02:21:57,253 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2042890266]
[2020-09-25 02:21:57,253 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 02:21:57,253 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 02:21:57,254 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140810413]
[2020-09-25 02:21:57,255 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 02:21:57,256 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 02:21:57,256 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 02:21:57,256 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2020-09-25 02:21:57,257 INFO  L87              Difference]: Start difference. First operand 413 states and 507 transitions. Second operand 8 states.
[2020-09-25 02:21:59,439 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 02:21:59,439 INFO  L93              Difference]: Finished difference Result 1010 states and 1448 transitions.
[2020-09-25 02:21:59,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-09-25 02:21:59,440 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 136
[2020-09-25 02:21:59,441 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 02:21:59,441 INFO  L225             Difference]: With dead ends: 1010
[2020-09-25 02:21:59,441 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 02:21:59,447 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342
[2020-09-25 02:21:59,448 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 02:21:59,448 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 02:21:59,448 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 02:21:59,448 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 02:21:59,449 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136
[2020-09-25 02:21:59,449 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 02:21:59,449 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 02:21:59,449 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-09-25 02:21:59,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 02:21:59,449 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 02:21:59,450 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 02:21:59,452 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 02:22:06,506 WARN  L193               SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65
[2020-09-25 02:22:06,979 WARN  L193               SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69
[2020-09-25 02:22:07,810 WARN  L193               SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65
[2020-09-25 02:22:07,939 WARN  L193               SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29
[2020-09-25 02:22:08,581 WARN  L193               SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44
[2020-09-25 02:22:08,996 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29
[2020-09-25 02:22:09,226 WARN  L193               SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21
[2020-09-25 02:22:09,450 WARN  L193               SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21
[2020-09-25 02:22:09,535 INFO  L268        CegarLoopResult]: For program point  L385(lines 385 389)  no Hoare annotation was computed.
[2020-09-25 02:22:09,535 INFO  L268        CegarLoopResult]: For program point  L383(line 383)  no Hoare annotation was computed.
[2020-09-25 02:22:09,536 INFO  L268        CegarLoopResult]: For program point  L385-2(lines 369 393)  no Hoare annotation was computed.
[2020-09-25 02:22:09,536 INFO  L268        CegarLoopResult]: For program point  L383-1(line 383)  no Hoare annotation was computed.
[2020-09-25 02:22:09,536 INFO  L268        CegarLoopResult]: For program point  L383-2(line 383)  no Hoare annotation was computed.
[2020-09-25 02:22:09,536 INFO  L268        CegarLoopResult]: For program point  L378(line 378)  no Hoare annotation was computed.
[2020-09-25 02:22:09,536 INFO  L268        CegarLoopResult]: For program point  L377(lines 377 381)  no Hoare annotation was computed.
[2020-09-25 02:22:09,537 INFO  L264        CegarLoopResult]: At program point  L375(line 375)  the Hoare annotation is:  (or (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,537 INFO  L264        CegarLoopResult]: At program point  L377-2(lines 377 381)  the Hoare annotation is:  (let ((.cse0 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse1 (not (= ~p_dw_i~0 1))) (.cse2 (= ~c_dr_pc~0 2))) (and (or .cse0 .cse1 (not (= |old(~p_dw_st~0)| 0)) .cse2) (or (and .cse0 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (= ~p_dw_st~0 0) .cse1 .cse2)))
[2020-09-25 02:22:09,537 INFO  L268        CegarLoopResult]: For program point  L375-1(line 375)  no Hoare annotation was computed.
[2020-09-25 02:22:09,537 INFO  L268        CegarLoopResult]: For program point  L375-2(line 375)  no Hoare annotation was computed.
[2020-09-25 02:22:09,537 INFO  L268        CegarLoopResult]: For program point  L375-3(line 375)  no Hoare annotation was computed.
[2020-09-25 02:22:09,537 INFO  L268        CegarLoopResult]: For program point  L371(line 371)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L264        CegarLoopResult]: At program point  activate_threadsENTRY(lines 369 393)  the Hoare annotation is:  (or (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  activate_threadsEXIT(lines 369 393)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  L386(line 386)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  L286(line 286)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  exists_runnable_threadEXIT(lines 277 296)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  L285(lines 285 290)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  L282(line 282)  no Hoare annotation was computed.
[2020-09-25 02:22:09,538 INFO  L268        CegarLoopResult]: For program point  L281(lines 281 291)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L271        CegarLoopResult]: At program point  exists_runnable_threadENTRY(lines 277 296)  the Hoare annotation is:  true
[2020-09-25 02:22:09,539 INFO  L271        CegarLoopResult]: At program point  L293(lines 280 295)  the Hoare annotation is:  true
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  L292(line 292)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  exists_runnable_threadFINAL(lines 277 296)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  L32(line 32)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L264        CegarLoopResult]: At program point  update_fifo_qENTRY(lines 22 41)  the Hoare annotation is:  (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  L31-1(lines 31 35)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  L27(line 27)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  update_fifo_qEXIT(lines 22 41)  no Hoare annotation was computed.
[2020-09-25 02:22:09,539 INFO  L268        CegarLoopResult]: For program point  L26-1(lines 25 40)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  update_fifo_qFINAL(lines 22 41)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  L37(line 37)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  L320(line 320)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  L319-1(lines 318 331)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L264        CegarLoopResult]: At program point  reset_delta_eventsENTRY(lines 315 332)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  reset_delta_eventsEXIT(lines 315 332)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  L325(line 325)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  L324-1(lines 315 332)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L268        CegarLoopResult]: For program point  init_threadsEXIT(lines 259 276)  no Hoare annotation was computed.
[2020-09-25 02:22:09,540 INFO  L264        CegarLoopResult]: At program point  init_threadsENTRY(lines 259 276)  the Hoare annotation is:  (or (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0)) (not (= ~p_dw_i~0 1)) (not (= |old(~p_dw_st~0)| 0)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L271(line 271)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L269(line 269)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L268-1(lines 259 276)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L266(line 266)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L264(line 264)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L268        CegarLoopResult]: For program point  L263-1(lines 262 275)  no Hoare annotation was computed.
[2020-09-25 02:22:09,541 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 544 555)  the Hoare annotation is:  (or (= |old(~p_dw_i~0)| 1) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,542 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 544 555)  no Hoare annotation was computed.
[2020-09-25 02:22:09,542 INFO  L268        CegarLoopResult]: For program point  L553(line 553)  no Hoare annotation was computed.
[2020-09-25 02:22:09,542 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 544 555)  no Hoare annotation was computed.
[2020-09-25 02:22:09,542 INFO  L268        CegarLoopResult]: For program point  L550(line 550)  no Hoare annotation was computed.
[2020-09-25 02:22:09,542 INFO  L264        CegarLoopResult]: At program point  L549(line 549)  the Hoare annotation is:  (or (= |old(~p_dw_i~0)| 1) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,542 INFO  L264        CegarLoopResult]: At program point  L549-1(line 549)  the Hoare annotation is:  (or (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (not (= ~c_dr_pc~0 2)) (= ~p_dw_i~0 1)) (= |old(~p_dw_i~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,543 INFO  L264        CegarLoopResult]: At program point  L161(lines 138 182)  the Hoare annotation is:  (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,543 INFO  L264        CegarLoopResult]: At program point  do_write_pENTRY(lines 135 183)  the Hoare annotation is:  (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,543 INFO  L268        CegarLoopResult]: For program point  L157(line 157)  no Hoare annotation was computed.
[2020-09-25 02:22:09,543 INFO  L268        CegarLoopResult]: For program point  L155(line 155)  no Hoare annotation was computed.
[2020-09-25 02:22:09,543 INFO  L271        CegarLoopResult]: At program point  L178(lines 135 183)  the Hoare annotation is:  true
[2020-09-25 02:22:09,543 INFO  L268        CegarLoopResult]: For program point  L145(lines 145 149)  no Hoare annotation was computed.
[2020-09-25 02:22:09,544 INFO  L264        CegarLoopResult]: At program point  L143(lines 138 182)  the Hoare annotation is:  (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,544 INFO  L268        CegarLoopResult]: For program point  L174(line 174)  no Hoare annotation was computed.
[2020-09-25 02:22:09,544 INFO  L268        CegarLoopResult]: For program point  L172(line 172)  no Hoare annotation was computed.
[2020-09-25 02:22:09,544 INFO  L268        CegarLoopResult]: For program point  L162(line 162)  no Hoare annotation was computed.
[2020-09-25 02:22:09,544 INFO  L268        CegarLoopResult]: For program point  do_write_pEXIT(lines 135 183)  no Hoare annotation was computed.
[2020-09-25 02:22:09,544 INFO  L264        CegarLoopResult]: At program point  L154-1(lines 138 182)  the Hoare annotation is:  (or (= |old(~p_dw_st~0)| ~p_dw_st~0) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,544 INFO  L268        CegarLoopResult]: For program point  L175(line 175)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  L142(lines 142 150)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  L173(line 173)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  L171(line 171)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  L171-1(line 171)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  L163(line 163)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  errorEXIT(lines 5 12)  no Hoare annotation was computed.
[2020-09-25 02:22:09,545 INFO  L268        CegarLoopResult]: For program point  errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L271        CegarLoopResult]: At program point  errorENTRY(lines 5 12)  the Hoare annotation is:  true
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  errorFINAL(lines 5 12)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  L127(line 127)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  L126(lines 126 130)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  L124(line 124)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  L126-2(lines 110 134)  no Hoare annotation was computed.
[2020-09-25 02:22:09,546 INFO  L268        CegarLoopResult]: For program point  L124-1(line 124)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L124-2(line 124)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  immediate_notify_threadsENTRY(lines 110 134)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L119(line 119)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L118(lines 118 122)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L116(line 116)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L118-2(lines 118 122)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L116-1(line 116)  no Hoare annotation was computed.
[2020-09-25 02:22:09,547 INFO  L268        CegarLoopResult]: For program point  L116-2(line 116)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  L116-3(line 116)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  L112(line 112)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  immediate_notify_threadsEXIT(lines 110 134)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  fire_time_eventsEXIT(lines 335 350)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  L345(line 345)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  L344(line 344)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L268        CegarLoopResult]: For program point  L343(line 343)  no Hoare annotation was computed.
[2020-09-25 02:22:09,548 INFO  L264        CegarLoopResult]: At program point  fire_time_eventsENTRY(lines 335 350)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2) (and (= ~t~0 |old(~t~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0)))
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L341(line 341)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L340(line 340)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L339-1(lines 335 350)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L184(line 184)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L21(line 21)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L20(line 20)  no Hoare annotation was computed.
[2020-09-25 02:22:09,549 INFO  L268        CegarLoopResult]: For program point  L19(line 19)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L51(line 51)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L18(line 18)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L50(line 50)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L17(line 17)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L49(line 49)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L16(line 16)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L48(line 48)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L15(line 15)  no Hoare annotation was computed.
[2020-09-25 02:22:09,550 INFO  L268        CegarLoopResult]: For program point  L47(line 47)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L46(line 46)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L334(line 334)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L45(line 45)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L44(line 44)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L43(line 43)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L268        CegarLoopResult]: For program point  L42(line 42)  no Hoare annotation was computed.
[2020-09-25 02:22:09,551 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~t~0 |old(~t~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|))
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  L403(line 403)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  L403-1(line 403)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  L403-2(line 403)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L264        CegarLoopResult]: At program point  L432(line 432)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  L416(line 416)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  evalEXIT(lines 394 446)  no Hoare annotation was computed.
[2020-09-25 02:22:09,552 INFO  L268        CegarLoopResult]: For program point  L412(line 412)  no Hoare annotation was computed.
[2020-09-25 02:22:09,553 INFO  L268        CegarLoopResult]: For program point  L412-1(line 412)  no Hoare annotation was computed.
[2020-09-25 02:22:09,553 INFO  L268        CegarLoopResult]: For program point  L412-2(line 412)  no Hoare annotation was computed.
[2020-09-25 02:22:09,553 INFO  L264        CegarLoopResult]: At program point  L441(lines 394 446)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))
[2020-09-25 02:22:09,553 INFO  L268        CegarLoopResult]: For program point  L429(lines 429 436)  no Hoare annotation was computed.
[2020-09-25 02:22:09,553 INFO  L268        CegarLoopResult]: For program point  L396(line 396)  no Hoare annotation was computed.
[2020-09-25 02:22:09,553 INFO  L264        CegarLoopResult]: At program point  L425(lines 400 440)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))
[2020-09-25 02:22:09,553 INFO  L264        CegarLoopResult]: At program point  evalENTRY(lines 394 446)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)))
[2020-09-25 02:22:09,554 INFO  L264        CegarLoopResult]: At program point  L417(line 417)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L405(lines 405 409)  no Hoare annotation was computed.
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L405-1(lines 400 440)  no Hoare annotation was computed.
[2020-09-25 02:22:09,554 INFO  L264        CegarLoopResult]: At program point  L401(line 401)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)))
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L397(line 397)  no Hoare annotation was computed.
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L414(lines 414 421)  no Hoare annotation was computed.
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L410(lines 400 440)  no Hoare annotation was computed.
[2020-09-25 02:22:09,554 INFO  L268        CegarLoopResult]: For program point  L431(line 431)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L427(line 427)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L427-1(line 427)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L427-2(line 427)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L449(line 449)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  stop_simulationFINAL(lines 447 465)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L271        CegarLoopResult]: At program point  L462(lines 451 464)  the Hoare annotation is:  true
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L461(line 461)  no Hoare annotation was computed.
[2020-09-25 02:22:09,555 INFO  L268        CegarLoopResult]: For program point  L456(line 456)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  L455(lines 455 460)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  stop_simulationEXIT(lines 447 465)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L271        CegarLoopResult]: At program point  L453(line 453)  the Hoare annotation is:  true
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  L453-1(line 453)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L271        CegarLoopResult]: At program point  stop_simulationENTRY(lines 447 465)  the Hoare annotation is:  true
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  L453-2(line 453)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  L453-3(line 453)  no Hoare annotation was computed.
[2020-09-25 02:22:09,556 INFO  L268        CegarLoopResult]: For program point  L97(line 97)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  L95-1(lines 95 104)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L271        CegarLoopResult]: At program point  is_do_read_c_triggeredENTRY(lines 81 109)  the Hoare annotation is:  true
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  L87(line 87)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  L85(lines 85 94)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  L85-2(lines 84 108)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  is_do_read_c_triggeredFINAL(lines 81 109)  no Hoare annotation was computed.
[2020-09-25 02:22:09,557 INFO  L271        CegarLoopResult]: At program point  L106(lines 84 108)  the Hoare annotation is:  true
[2020-09-25 02:22:09,557 INFO  L268        CegarLoopResult]: For program point  L96(lines 96 101)  no Hoare annotation was computed.
[2020-09-25 02:22:09,558 INFO  L268        CegarLoopResult]: For program point  L86(lines 86 91)  no Hoare annotation was computed.
[2020-09-25 02:22:09,558 INFO  L268        CegarLoopResult]: For program point  is_do_read_c_triggeredEXIT(lines 81 109)  no Hoare annotation was computed.
[2020-09-25 02:22:09,558 INFO  L264        CegarLoopResult]: At program point  update_channelsENTRY(lines 244 258)  the Hoare annotation is:  (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,558 INFO  L268        CegarLoopResult]: For program point  update_channelsEXIT(lines 244 258)  no Hoare annotation was computed.
[2020-09-25 02:22:09,558 INFO  L264        CegarLoopResult]: At program point  L250(line 250)  the Hoare annotation is:  (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,558 INFO  L268        CegarLoopResult]: For program point  L248(lines 244 258)  no Hoare annotation was computed.
[2020-09-25 02:22:09,558 INFO  L264        CegarLoopResult]: At program point  fire_delta_eventsENTRY(lines 297 314)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,558 INFO  L268        CegarLoopResult]: For program point  L307(line 307)  no Hoare annotation was computed.
[2020-09-25 02:22:09,559 INFO  L268        CegarLoopResult]: For program point  fire_delta_eventsEXIT(lines 297 314)  no Hoare annotation was computed.
[2020-09-25 02:22:09,559 INFO  L268        CegarLoopResult]: For program point  L306-1(lines 297 314)  no Hoare annotation was computed.
[2020-09-25 02:22:09,559 INFO  L268        CegarLoopResult]: For program point  L302(line 302)  no Hoare annotation was computed.
[2020-09-25 02:22:09,559 INFO  L268        CegarLoopResult]: For program point  L301-1(lines 300 313)  no Hoare annotation was computed.
[2020-09-25 02:22:09,559 INFO  L264        CegarLoopResult]: At program point  L481-1(lines 478 518)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,559 INFO  L264        CegarLoopResult]: At program point  L477(line 477)  the Hoare annotation is:  (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,559 INFO  L268        CegarLoopResult]: For program point  start_simulationEXIT(lines 466 524)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L473(line 473)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L498(line 498)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L498-1(line 498)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L268        CegarLoopResult]: For program point  L498-2(line 498)  no Hoare annotation was computed.
[2020-09-25 02:22:09,560 INFO  L264        CegarLoopResult]: At program point  L494(line 494)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,561 INFO  L271        CegarLoopResult]: At program point  L519(lines 466 524)  the Hoare annotation is:  true
[2020-09-25 02:22:09,561 INFO  L268        CegarLoopResult]: For program point  L482(line 482)  no Hoare annotation was computed.
[2020-09-25 02:22:09,561 INFO  L264        CegarLoopResult]: At program point  start_simulationENTRY(lines 466 524)  the Hoare annotation is:  (or (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,561 INFO  L268        CegarLoopResult]: For program point  L511(line 511)  no Hoare annotation was computed.
[2020-09-25 02:22:09,561 INFO  L268        CegarLoopResult]: For program point  L511-1(line 511)  no Hoare annotation was computed.
[2020-09-25 02:22:09,561 INFO  L268        CegarLoopResult]: For program point  L511-2(line 511)  no Hoare annotation was computed.
[2020-09-25 02:22:09,561 INFO  L264        CegarLoopResult]: At program point  L474(line 474)  the Hoare annotation is:  (or (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L474-1(line 474)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (not (= ~c_dr_pc~0 2))) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L503(line 503)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L503-1(line 503)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L495(line 495)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L475(line 475)  the Hoare annotation is:  (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,562 INFO  L264        CegarLoopResult]: At program point  L504(line 504)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,563 INFO  L268        CegarLoopResult]: For program point  L500(lines 500 509)  no Hoare annotation was computed.
[2020-09-25 02:22:09,563 INFO  L264        CegarLoopResult]: At program point  L500-1(lines 500 509)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,563 INFO  L268        CegarLoopResult]: For program point  L513(lines 513 517)  no Hoare annotation was computed.
[2020-09-25 02:22:09,563 INFO  L264        CegarLoopResult]: At program point  L476(line 476)  the Hoare annotation is:  (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,563 INFO  L268        CegarLoopResult]: For program point  L468(line 468)  no Hoare annotation was computed.
[2020-09-25 02:22:09,563 INFO  L264        CegarLoopResult]: At program point  L493(line 493)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,563 INFO  L264        CegarLoopResult]: At program point  L493-1(line 493)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,564 INFO  L264        CegarLoopResult]: At program point  L489(line 489)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,564 INFO  L268        CegarLoopResult]: For program point  L489-1(line 489)  no Hoare annotation was computed.
[2020-09-25 02:22:09,564 INFO  L264        CegarLoopResult]: At program point  L485(line 485)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0)))
[2020-09-25 02:22:09,564 INFO  L268        CegarLoopResult]: For program point  L485-1(line 485)  no Hoare annotation was computed.
[2020-09-25 02:22:09,564 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-09-25 02:22:09,564 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= ~p_dw_st~0 0) (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)))
[2020-09-25 02:22:09,564 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  L66-1(lines 66 75)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  L58(line 58)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  L56(lines 56 65)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  L56-2(lines 55 79)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L268        CegarLoopResult]: For program point  is_do_write_p_triggeredEXIT(lines 52 80)  no Hoare annotation was computed.
[2020-09-25 02:22:09,565 INFO  L271        CegarLoopResult]: At program point  L77(lines 55 79)  the Hoare annotation is:  true
[2020-09-25 02:22:09,565 INFO  L271        CegarLoopResult]: At program point  is_do_write_p_triggeredENTRY(lines 52 80)  the Hoare annotation is:  true
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  L67(lines 67 72)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  L57(lines 57 62)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  is_do_write_p_triggeredFINAL(lines 52 80)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  L68(line 68)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  reset_time_eventsEXIT(lines 351 368)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L264        CegarLoopResult]: At program point  reset_time_eventsENTRY(lines 351 368)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0)) (= ~c_dr_pc~0 2))
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  L361(line 361)  no Hoare annotation was computed.
[2020-09-25 02:22:09,566 INFO  L268        CegarLoopResult]: For program point  L360-1(lines 351 368)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  L356(line 356)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  L355-1(lines 354 367)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  L225(lines 225 231)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  L192(lines 192 196)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  do_read_cEXIT(lines 185 243)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L268        CegarLoopResult]: For program point  L221(line 221)  no Hoare annotation was computed.
[2020-09-25 02:22:09,567 INFO  L264        CegarLoopResult]: At program point  L238(lines 185 243)  the Hoare annotation is:  (or (and (= ~q_req_up~0 |old(~q_req_up~0)|) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,568 INFO  L264        CegarLoopResult]: At program point  L234(line 234)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,568 INFO  L268        CegarLoopResult]: For program point  L201(line 201)  no Hoare annotation was computed.
[2020-09-25 02:22:09,568 INFO  L264        CegarLoopResult]: At program point  L234-1(lines 188 242)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~c_num_read~0 |old(~c_num_read~0)|)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,568 INFO  L264        CegarLoopResult]: At program point  L193(lines 188 242)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,568 INFO  L268        CegarLoopResult]: For program point  L222(line 222)  no Hoare annotation was computed.
[2020-09-25 02:22:09,568 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 197)  no Hoare annotation was computed.
[2020-09-25 02:22:09,568 INFO  L268        CegarLoopResult]: For program point  L223(line 223)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L203(line 203)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L224(lines 224 236)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L220(line 220)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L264        CegarLoopResult]: At program point  do_read_cENTRY(lines 185 243)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L208-1(lines 208 218)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L204(line 204)  no Hoare annotation was computed.
[2020-09-25 02:22:09,569 INFO  L264        CegarLoopResult]: At program point  L229(line 229)  the Hoare annotation is:  (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,569 INFO  L268        CegarLoopResult]: For program point  L539(line 539)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L538(line 538)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L537(line 537)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L536(line 536)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L535(line 535)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L534(line 534)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L533(line 533)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-09-25 02:22:09,570 INFO  L268        CegarLoopResult]: For program point  L531(line 531)  no Hoare annotation was computed.
[2020-09-25 02:22:09,571 INFO  L268        CegarLoopResult]: For program point  L530(line 530)  no Hoare annotation was computed.
[2020-09-25 02:22:09,571 INFO  L268        CegarLoopResult]: For program point  init_modelFINAL(lines 525 543)  no Hoare annotation was computed.
[2020-09-25 02:22:09,571 INFO  L268        CegarLoopResult]: For program point  init_modelEXIT(lines 525 543)  no Hoare annotation was computed.
[2020-09-25 02:22:09,571 INFO  L264        CegarLoopResult]: At program point  init_modelENTRY(lines 525 543)  the Hoare annotation is:  (or (not (= ~p_dw_st~0 0)) (= |old(~p_dw_i~0)| 1) (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|))
[2020-09-25 02:22:09,597 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 02:22:09 BoogieIcfgContainer
[2020-09-25 02:22:09,597 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-09-25 02:22:09,600 INFO  L168              Benchmark]: Toolchain (without parser) took 37790.97 ms. Allocated memory was 144.7 MB in the beginning and 443.5 MB in the end (delta: 298.8 MB). Free memory was 99.2 MB in the beginning and 89.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 318.9 MB. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,601 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,601 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 614.00 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 98.6 MB in the beginning and 176.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,602 INFO  L168              Benchmark]: Boogie Preprocessor took 59.40 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 174.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,603 INFO  L168              Benchmark]: RCFGBuilder took 745.56 ms. Allocated memory is still 200.8 MB. Free memory was 174.3 MB in the beginning and 130.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,604 INFO  L168              Benchmark]: TraceAbstraction took 36361.50 ms. Allocated memory was 200.8 MB in the beginning and 443.5 MB in the end (delta: 242.7 MB). Free memory was 129.8 MB in the beginning and 89.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 293.4 MB. Max. memory is 7.1 GB.
[2020-09-25 02:22:09,608 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 614.00 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 98.6 MB in the beginning and 176.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 59.40 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 174.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 745.56 ms. Allocated memory is still 200.8 MB. Free memory was 174.3 MB in the beginning and 130.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 36361.50 ms. Allocated memory was 200.8 MB in the beginning and 443.5 MB in the end (delta: 242.7 MB). Free memory was 129.8 MB in the beginning and 89.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 293.4 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 9]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 466]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 188]: Loop Invariant
    Derived loop invariant: !(p_dw_i == 1) || 2 == \old(c_dr_pc)
  - InvariantResult [Line: 55]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 394]: Loop Invariant
    Derived loop invariant: (!(p_dw_i == 1) || 2 == \old(c_dr_pc)) || !(c_dr_pc == 2)
  - InvariantResult [Line: 135]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 188]: Loop Invariant
    Derived loop invariant: (!(p_dw_i == 1) || ((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && q_req_up == \old(q_req_up)) && \old(q_free) == q_free) && c_num_read == \old(c_num_read))) || 2 == \old(c_dr_pc)
  - InvariantResult [Line: 138]: Loop Invariant
    Derived loop invariant: (\old(p_dw_st) == p_dw_st || !(p_dw_i == 1)) || c_dr_pc == 2
  - InvariantResult [Line: 138]: Loop Invariant
    Derived loop invariant: (((((((\old(p_dw_pc) == p_dw_pc && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) && \old(p_dw_st) == p_dw_st) && q_buf_0 == \old(q_buf_0)) && p_last_write == \old(p_last_write)) && p_num_write == \old(p_num_write)) || !(p_dw_i == 1)) || c_dr_pc == 2
  - InvariantResult [Line: 478]: Loop Invariant
    Derived loop invariant: ((!(p_dw_i == 1) || !(c_dr_pc == 2)) || 2 == \old(c_dr_pc)) || !(\old(p_dw_st) == 0)
  - InvariantResult [Line: 280]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 451]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 138]: Loop Invariant
    Derived loop invariant: (((((((\old(p_dw_pc) == p_dw_pc && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) && \old(p_dw_st) == p_dw_st) && q_buf_0 == \old(q_buf_0)) && p_last_write == \old(p_last_write)) && p_num_write == \old(p_num_write)) || !(p_dw_i == 1)) || c_dr_pc == 2
  - InvariantResult [Line: 400]: Loop Invariant
    Derived loop invariant: (!(p_dw_i == 1) || 2 == \old(c_dr_pc)) || !(c_dr_pc == 2)
  - InvariantResult [Line: 84]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 185]: Loop Invariant
    Derived loop invariant: ((q_req_up == \old(q_req_up) && !(c_dr_pc == 2)) || !(p_dw_i == 1)) || 2 == \old(c_dr_pc)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 22 procedures, 267 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 739 SDtfs, 2268 SDslu, 463 SDs, 0 SdLazy, 3684 SolverSat, 1000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 595 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 528 PreInvPairs, 884 NumberOfFragments, 1208 HoareAnnotationTreeSize, 528 FomulaSimplifications, 93773 FormulaSimplificationTreeSizeReduction, 6.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 3983 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 401 NumberOfCodeBlocks, 401 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 127048 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...