/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 20:26:03,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 20:26:03,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 20:26:03,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 20:26:03,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 20:26:03,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 20:26:03,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 20:26:03,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 20:26:03,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 20:26:03,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 20:26:03,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 20:26:03,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 20:26:03,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 20:26:03,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 20:26:03,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 20:26:03,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 20:26:03,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 20:26:03,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 20:26:03,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 20:26:03,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 20:26:03,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 20:26:03,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 20:26:03,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 20:26:03,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 20:26:03,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 20:26:03,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 20:26:03,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 20:26:03,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 20:26:03,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-10 20:26:03,657 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 20:26:03,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 20:26:03,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 20:26:03,659 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 20:26:03,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 20:26:03,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 20:26:03,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 20:26:03,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 20:26:03,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 20:26:03,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 20:26:03,661 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 20:26:03,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 20:26:03,661 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 20:26:03,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 20:26:03,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 20:26:03,662 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 20:26:03,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 20:26:03,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 20:26:03,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 20:26:03,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 20:26:03,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 20:26:03,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 20:26:03,663 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 20:26:04,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 20:26:04,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 20:26:04,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 20:26:04,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 20:26:04,079 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 20:26:04,080 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-10 20:26:04,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68552a8e/186a5a484a6343d2978dfa5ca92878d2/FLAGd674b686e [2020-07-10 20:26:04,605 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 20:26:04,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-10 20:26:04,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68552a8e/186a5a484a6343d2978dfa5ca92878d2/FLAGd674b686e [2020-07-10 20:26:04,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68552a8e/186a5a484a6343d2978dfa5ca92878d2 [2020-07-10 20:26:04,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 20:26:04,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 20:26:04,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 20:26:04,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 20:26:04,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 20:26:04,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 08:26:04" (1/1) ... [2020-07-10 20:26:04,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e615c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:04, skipping insertion in model container [2020-07-10 20:26:04,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 08:26:04" (1/1) ... [2020-07-10 20:26:05,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 20:26:05,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 20:26:05,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 20:26:05,305 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 20:26:05,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 20:26:05,490 INFO L208 MainTranslator]: Completed translation [2020-07-10 20:26:05,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05 WrapperNode [2020-07-10 20:26:05,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 20:26:05,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 20:26:05,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 20:26:05,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 20:26:05,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... [2020-07-10 20:26:05,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 20:26:05,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 20:26:05,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 20:26:05,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 20:26:05,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-10 20:26:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 20:26:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-10 20:26:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-10 20:26:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-07-10 20:26:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-07-10 20:26:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-10 20:26:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-10 20:26:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-10 20:26:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-10 20:26:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-10 20:26:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 20:26:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 20:26:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 20:26:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-10 20:26:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-10 20:26:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-07-10 20:26:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-10 20:26:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 20:26:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 20:26:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 20:26:06,493 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: ~c_dr_st~0 := 2; [2020-07-10 20:26:06,494 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint L210: ~c_dr_pc~0 := 2; [2020-07-10 20:26:06,494 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint L211: ~a_t~0 := ~a~0; [2020-07-10 20:26:06,494 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0; [2020-07-10 20:26:06,495 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2020-07-10 20:26:06,572 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 20:26:06,572 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-10 20:26:06,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:26:06 BoogieIcfgContainer [2020-07-10 20:26:06,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 20:26:06,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 20:26:06,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 20:26:06,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 20:26:06,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 08:26:04" (1/3) ... [2020-07-10 20:26:06,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300d1d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 08:26:06, skipping insertion in model container [2020-07-10 20:26:06,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 08:26:05" (2/3) ... [2020-07-10 20:26:06,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300d1d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 08:26:06, skipping insertion in model container [2020-07-10 20:26:06,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:26:06" (3/3) ... [2020-07-10 20:26:06,589 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2020-07-10 20:26:06,600 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-10 20:26:06,609 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 20:26:06,625 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 20:26:06,649 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 20:26:06,650 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 20:26:06,650 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-10 20:26:06,650 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 20:26:06,650 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 20:26:06,650 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 20:26:06,651 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 20:26:06,651 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 20:26:06,675 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states. [2020-07-10 20:26:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-07-10 20:26:06,696 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 20:26:06,698 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] [2020-07-10 20:26:06,698 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 20:26:06,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 20:26:06,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1849744024, now seen corresponding path program 1 times [2020-07-10 20:26:06,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 20:26:06,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552491] [2020-07-10 20:26:06,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 20:26:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,325 INFO L280 TraceCheckUtils]: 0: Hoare triple {356#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} ~slow_clk_edge~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,326 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} ~q_buf_0~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,327 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~q_free~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,327 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} ~q_read_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,327 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} ~q_write_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,327 INFO L280 TraceCheckUtils]: 6: Hoare triple {267#true} ~q_req_up~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,328 INFO L280 TraceCheckUtils]: 7: Hoare triple {267#true} ~q_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,328 INFO L280 TraceCheckUtils]: 8: Hoare triple {267#true} ~p_num_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,328 INFO L280 TraceCheckUtils]: 9: Hoare triple {267#true} ~p_last_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,329 INFO L280 TraceCheckUtils]: 10: Hoare triple {267#true} ~p_dw_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,329 INFO L280 TraceCheckUtils]: 11: Hoare triple {267#true} ~p_dw_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,329 INFO L280 TraceCheckUtils]: 12: Hoare triple {267#true} ~p_dw_i~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,330 INFO L280 TraceCheckUtils]: 13: Hoare triple {267#true} ~c_num_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,330 INFO L280 TraceCheckUtils]: 14: Hoare triple {267#true} ~c_last_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,330 INFO L280 TraceCheckUtils]: 15: Hoare triple {267#true} ~c_dr_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,331 INFO L280 TraceCheckUtils]: 16: Hoare triple {267#true} ~c_dr_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,331 INFO L280 TraceCheckUtils]: 17: Hoare triple {267#true} ~c_dr_i~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,331 INFO L280 TraceCheckUtils]: 18: Hoare triple {267#true} ~a_t~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,332 INFO L280 TraceCheckUtils]: 19: Hoare triple {267#true} ~t~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,332 INFO L280 TraceCheckUtils]: 20: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,333 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {267#true} {267#true} #558#return; {267#true} is VALID [2020-07-10 20:26:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,395 INFO L280 TraceCheckUtils]: 0: Hoare triple {357#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,395 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} ~slow_clk_edge~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,396 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} ~q_free~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,396 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~q_write_ev~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,396 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} ~q_read_ev~0 := ~q_write_ev~0; {267#true} is VALID [2020-07-10 20:26:07,397 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} ~p_num_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,397 INFO L280 TraceCheckUtils]: 6: Hoare triple {267#true} ~p_dw_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,398 INFO L280 TraceCheckUtils]: 7: Hoare triple {267#true} ~p_dw_i~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,398 INFO L280 TraceCheckUtils]: 8: Hoare triple {267#true} ~c_num_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,398 INFO L280 TraceCheckUtils]: 9: Hoare triple {267#true} ~c_dr_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,399 INFO L280 TraceCheckUtils]: 10: Hoare triple {267#true} ~c_dr_i~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,399 INFO L280 TraceCheckUtils]: 11: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,399 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {267#true} {267#true} #510#return; {267#true} is VALID [2020-07-10 20:26:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,431 INFO L280 TraceCheckUtils]: 0: Hoare triple {358#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {267#true} is VALID [2020-07-10 20:26:07,433 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,434 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {267#true} {267#true} #528#return; {267#true} is VALID [2020-07-10 20:26:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0; {267#true} is VALID [2020-07-10 20:26:07,623 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} ~p_dw_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,624 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} assume 1 == ~c_dr_i~0; {267#true} is VALID [2020-07-10 20:26:07,625 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~c_dr_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,625 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,626 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {267#true} {267#true} #530#return; {267#true} is VALID [2020-07-10 20:26:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {267#true} is VALID [2020-07-10 20:26:07,653 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume !(0 == ~q_write_ev~0); {267#true} is VALID [2020-07-10 20:26:07,654 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,654 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {267#true} {267#true} #532#return; {267#true} is VALID [2020-07-10 20:26:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {267#true} havoc ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,679 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume !(1 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,679 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} assume !(2 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,680 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~__retres1~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,680 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} #res := ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,680 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,681 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {267#true} {267#true} #506#return; {267#true} is VALID [2020-07-10 20:26:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,690 INFO L280 TraceCheckUtils]: 0: Hoare triple {267#true} havoc ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,691 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume !(1 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,691 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} assume !(2 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,692 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~__retres1~1 := 0; {267#true} is VALID [2020-07-10 20:26:07,692 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} #res := ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,692 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,693 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {267#true} {267#true} #508#return; {267#true} is VALID [2020-07-10 20:26:07,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {267#true} is VALID [2020-07-10 20:26:07,694 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} havoc ~tmp___0~1; {267#true} is VALID [2020-07-10 20:26:07,695 INFO L263 TraceCheckUtils]: 2: Hoare triple {267#true} call #t~ret3 := is_do_write_p_triggered(); {267#true} is VALID [2020-07-10 20:26:07,695 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} havoc ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,695 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} assume !(1 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,696 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} assume !(2 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,696 INFO L280 TraceCheckUtils]: 6: Hoare triple {267#true} ~__retres1~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,696 INFO L280 TraceCheckUtils]: 7: Hoare triple {267#true} #res := ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,697 INFO L280 TraceCheckUtils]: 8: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,697 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {267#true} {267#true} #506#return; {267#true} is VALID [2020-07-10 20:26:07,697 INFO L280 TraceCheckUtils]: 10: Hoare triple {267#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {267#true} is VALID [2020-07-10 20:26:07,698 INFO L280 TraceCheckUtils]: 11: Hoare triple {267#true} ~tmp~1 := #t~ret3; {267#true} is VALID [2020-07-10 20:26:07,698 INFO L280 TraceCheckUtils]: 12: Hoare triple {267#true} havoc #t~ret3; {267#true} is VALID [2020-07-10 20:26:07,699 INFO L280 TraceCheckUtils]: 13: Hoare triple {267#true} assume !(0 != ~tmp~1); {267#true} is VALID [2020-07-10 20:26:07,699 INFO L263 TraceCheckUtils]: 14: Hoare triple {267#true} call #t~ret4 := is_do_read_c_triggered(); {267#true} is VALID [2020-07-10 20:26:07,699 INFO L280 TraceCheckUtils]: 15: Hoare triple {267#true} havoc ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,700 INFO L280 TraceCheckUtils]: 16: Hoare triple {267#true} assume !(1 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,700 INFO L280 TraceCheckUtils]: 17: Hoare triple {267#true} assume !(2 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,700 INFO L280 TraceCheckUtils]: 18: Hoare triple {267#true} ~__retres1~1 := 0; {267#true} is VALID [2020-07-10 20:26:07,701 INFO L280 TraceCheckUtils]: 19: Hoare triple {267#true} #res := ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,701 INFO L280 TraceCheckUtils]: 20: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,702 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {267#true} {267#true} #508#return; {267#true} is VALID [2020-07-10 20:26:07,702 INFO L280 TraceCheckUtils]: 22: Hoare triple {267#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {267#true} is VALID [2020-07-10 20:26:07,702 INFO L280 TraceCheckUtils]: 23: Hoare triple {267#true} ~tmp___0~1 := #t~ret4; {267#true} is VALID [2020-07-10 20:26:07,703 INFO L280 TraceCheckUtils]: 24: Hoare triple {267#true} havoc #t~ret4; {267#true} is VALID [2020-07-10 20:26:07,703 INFO L280 TraceCheckUtils]: 25: Hoare triple {267#true} assume !(0 != ~tmp___0~1); {267#true} is VALID [2020-07-10 20:26:07,704 INFO L280 TraceCheckUtils]: 26: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,704 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {267#true} {267#true} #534#return; {267#true} is VALID [2020-07-10 20:26:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,718 INFO L280 TraceCheckUtils]: 0: Hoare triple {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {267#true} is VALID [2020-07-10 20:26:07,719 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume !(1 == ~q_write_ev~0); {267#true} is VALID [2020-07-10 20:26:07,719 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,719 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {267#true} {267#true} #536#return; {267#true} is VALID [2020-07-10 20:26:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:07,734 INFO L280 TraceCheckUtils]: 0: Hoare triple {267#true} havoc ~__retres1~2; {267#true} is VALID [2020-07-10 20:26:07,736 INFO L280 TraceCheckUtils]: 1: Hoare triple {267#true} assume 0 == ~p_dw_st~0; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,736 INFO L280 TraceCheckUtils]: 2: Hoare triple {355#(= 0 ~p_dw_st~0)} ~__retres1~2 := 1; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,737 INFO L280 TraceCheckUtils]: 3: Hoare triple {355#(= 0 ~p_dw_st~0)} #res := ~__retres1~2; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,739 INFO L280 TraceCheckUtils]: 4: Hoare triple {355#(= 0 ~p_dw_st~0)} assume true; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,740 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {355#(= 0 ~p_dw_st~0)} {267#true} #518#return; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,744 INFO L263 TraceCheckUtils]: 0: Hoare triple {267#true} call ULTIMATE.init(); {356#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:07,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {356#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,745 INFO L280 TraceCheckUtils]: 2: Hoare triple {267#true} ~slow_clk_edge~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,745 INFO L280 TraceCheckUtils]: 3: Hoare triple {267#true} ~q_buf_0~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,746 INFO L280 TraceCheckUtils]: 4: Hoare triple {267#true} ~q_free~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,746 INFO L280 TraceCheckUtils]: 5: Hoare triple {267#true} ~q_read_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,746 INFO L280 TraceCheckUtils]: 6: Hoare triple {267#true} ~q_write_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,746 INFO L280 TraceCheckUtils]: 7: Hoare triple {267#true} ~q_req_up~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,747 INFO L280 TraceCheckUtils]: 8: Hoare triple {267#true} ~q_ev~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,747 INFO L280 TraceCheckUtils]: 9: Hoare triple {267#true} ~p_num_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,752 INFO L280 TraceCheckUtils]: 10: Hoare triple {267#true} ~p_last_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,752 INFO L280 TraceCheckUtils]: 11: Hoare triple {267#true} ~p_dw_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,752 INFO L280 TraceCheckUtils]: 12: Hoare triple {267#true} ~p_dw_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,752 INFO L280 TraceCheckUtils]: 13: Hoare triple {267#true} ~p_dw_i~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,753 INFO L280 TraceCheckUtils]: 14: Hoare triple {267#true} ~c_num_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,753 INFO L280 TraceCheckUtils]: 15: Hoare triple {267#true} ~c_last_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,753 INFO L280 TraceCheckUtils]: 16: Hoare triple {267#true} ~c_dr_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,754 INFO L280 TraceCheckUtils]: 17: Hoare triple {267#true} ~c_dr_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,754 INFO L280 TraceCheckUtils]: 18: Hoare triple {267#true} ~c_dr_i~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,755 INFO L280 TraceCheckUtils]: 19: Hoare triple {267#true} ~a_t~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,755 INFO L280 TraceCheckUtils]: 20: Hoare triple {267#true} ~t~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,756 INFO L280 TraceCheckUtils]: 21: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,756 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {267#true} {267#true} #558#return; {267#true} is VALID [2020-07-10 20:26:07,756 INFO L263 TraceCheckUtils]: 23: Hoare triple {267#true} call #t~ret11 := main(); {267#true} is VALID [2020-07-10 20:26:07,757 INFO L280 TraceCheckUtils]: 24: Hoare triple {267#true} havoc ~__retres1~3; {267#true} is VALID [2020-07-10 20:26:07,759 INFO L263 TraceCheckUtils]: 25: Hoare triple {267#true} call init_model(); {357#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:07,760 INFO L280 TraceCheckUtils]: 26: Hoare triple {357#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,760 INFO L280 TraceCheckUtils]: 27: Hoare triple {267#true} ~slow_clk_edge~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,763 INFO L280 TraceCheckUtils]: 28: Hoare triple {267#true} ~q_free~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,764 INFO L280 TraceCheckUtils]: 29: Hoare triple {267#true} ~q_write_ev~0 := 2; {267#true} is VALID [2020-07-10 20:26:07,764 INFO L280 TraceCheckUtils]: 30: Hoare triple {267#true} ~q_read_ev~0 := ~q_write_ev~0; {267#true} is VALID [2020-07-10 20:26:07,764 INFO L280 TraceCheckUtils]: 31: Hoare triple {267#true} ~p_num_write~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,765 INFO L280 TraceCheckUtils]: 32: Hoare triple {267#true} ~p_dw_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,765 INFO L280 TraceCheckUtils]: 33: Hoare triple {267#true} ~p_dw_i~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,765 INFO L280 TraceCheckUtils]: 34: Hoare triple {267#true} ~c_num_read~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,766 INFO L280 TraceCheckUtils]: 35: Hoare triple {267#true} ~c_dr_pc~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,766 INFO L280 TraceCheckUtils]: 36: Hoare triple {267#true} ~c_dr_i~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,769 INFO L280 TraceCheckUtils]: 37: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,770 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {267#true} {267#true} #510#return; {267#true} is VALID [2020-07-10 20:26:07,770 INFO L263 TraceCheckUtils]: 39: Hoare triple {267#true} call start_simulation(); {267#true} is VALID [2020-07-10 20:26:07,770 INFO L280 TraceCheckUtils]: 40: Hoare triple {267#true} havoc ~kernel_st~0; {267#true} is VALID [2020-07-10 20:26:07,771 INFO L280 TraceCheckUtils]: 41: Hoare triple {267#true} havoc ~tmp~4; {267#true} is VALID [2020-07-10 20:26:07,771 INFO L280 TraceCheckUtils]: 42: Hoare triple {267#true} havoc ~tmp___0~3; {267#true} is VALID [2020-07-10 20:26:07,771 INFO L280 TraceCheckUtils]: 43: Hoare triple {267#true} ~kernel_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,782 INFO L263 TraceCheckUtils]: 44: Hoare triple {267#true} call update_channels(); {358#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} is VALID [2020-07-10 20:26:07,783 INFO L280 TraceCheckUtils]: 45: Hoare triple {358#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {267#true} is VALID [2020-07-10 20:26:07,783 INFO L280 TraceCheckUtils]: 46: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,783 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {267#true} {267#true} #528#return; {267#true} is VALID [2020-07-10 20:26:07,784 INFO L263 TraceCheckUtils]: 48: Hoare triple {267#true} call init_threads(); {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:07,785 INFO L280 TraceCheckUtils]: 49: Hoare triple {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0; {267#true} is VALID [2020-07-10 20:26:07,785 INFO L280 TraceCheckUtils]: 50: Hoare triple {267#true} ~p_dw_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,785 INFO L280 TraceCheckUtils]: 51: Hoare triple {267#true} assume 1 == ~c_dr_i~0; {267#true} is VALID [2020-07-10 20:26:07,786 INFO L280 TraceCheckUtils]: 52: Hoare triple {267#true} ~c_dr_st~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,786 INFO L280 TraceCheckUtils]: 53: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,786 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {267#true} {267#true} #530#return; {267#true} is VALID [2020-07-10 20:26:07,787 INFO L263 TraceCheckUtils]: 55: Hoare triple {267#true} call fire_delta_events(); {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:07,788 INFO L280 TraceCheckUtils]: 56: Hoare triple {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {267#true} is VALID [2020-07-10 20:26:07,788 INFO L280 TraceCheckUtils]: 57: Hoare triple {267#true} assume !(0 == ~q_write_ev~0); {267#true} is VALID [2020-07-10 20:26:07,788 INFO L280 TraceCheckUtils]: 58: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,788 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {267#true} {267#true} #532#return; {267#true} is VALID [2020-07-10 20:26:07,789 INFO L263 TraceCheckUtils]: 60: Hoare triple {267#true} call activate_threads(); {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:07,790 INFO L280 TraceCheckUtils]: 61: Hoare triple {359#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {267#true} is VALID [2020-07-10 20:26:07,790 INFO L280 TraceCheckUtils]: 62: Hoare triple {267#true} havoc ~tmp___0~1; {267#true} is VALID [2020-07-10 20:26:07,790 INFO L263 TraceCheckUtils]: 63: Hoare triple {267#true} call #t~ret3 := is_do_write_p_triggered(); {267#true} is VALID [2020-07-10 20:26:07,791 INFO L280 TraceCheckUtils]: 64: Hoare triple {267#true} havoc ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,791 INFO L280 TraceCheckUtils]: 65: Hoare triple {267#true} assume !(1 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,791 INFO L280 TraceCheckUtils]: 66: Hoare triple {267#true} assume !(2 == ~p_dw_pc~0); {267#true} is VALID [2020-07-10 20:26:07,791 INFO L280 TraceCheckUtils]: 67: Hoare triple {267#true} ~__retres1~0 := 0; {267#true} is VALID [2020-07-10 20:26:07,792 INFO L280 TraceCheckUtils]: 68: Hoare triple {267#true} #res := ~__retres1~0; {267#true} is VALID [2020-07-10 20:26:07,792 INFO L280 TraceCheckUtils]: 69: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,792 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {267#true} {267#true} #506#return; {267#true} is VALID [2020-07-10 20:26:07,792 INFO L280 TraceCheckUtils]: 71: Hoare triple {267#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {267#true} is VALID [2020-07-10 20:26:07,793 INFO L280 TraceCheckUtils]: 72: Hoare triple {267#true} ~tmp~1 := #t~ret3; {267#true} is VALID [2020-07-10 20:26:07,793 INFO L280 TraceCheckUtils]: 73: Hoare triple {267#true} havoc #t~ret3; {267#true} is VALID [2020-07-10 20:26:07,793 INFO L280 TraceCheckUtils]: 74: Hoare triple {267#true} assume !(0 != ~tmp~1); {267#true} is VALID [2020-07-10 20:26:07,794 INFO L263 TraceCheckUtils]: 75: Hoare triple {267#true} call #t~ret4 := is_do_read_c_triggered(); {267#true} is VALID [2020-07-10 20:26:07,794 INFO L280 TraceCheckUtils]: 76: Hoare triple {267#true} havoc ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,795 INFO L280 TraceCheckUtils]: 77: Hoare triple {267#true} assume !(1 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,797 INFO L280 TraceCheckUtils]: 78: Hoare triple {267#true} assume !(2 == ~c_dr_pc~0); {267#true} is VALID [2020-07-10 20:26:07,797 INFO L280 TraceCheckUtils]: 79: Hoare triple {267#true} ~__retres1~1 := 0; {267#true} is VALID [2020-07-10 20:26:07,798 INFO L280 TraceCheckUtils]: 80: Hoare triple {267#true} #res := ~__retres1~1; {267#true} is VALID [2020-07-10 20:26:07,798 INFO L280 TraceCheckUtils]: 81: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,798 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {267#true} {267#true} #508#return; {267#true} is VALID [2020-07-10 20:26:07,799 INFO L280 TraceCheckUtils]: 83: Hoare triple {267#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {267#true} is VALID [2020-07-10 20:26:07,799 INFO L280 TraceCheckUtils]: 84: Hoare triple {267#true} ~tmp___0~1 := #t~ret4; {267#true} is VALID [2020-07-10 20:26:07,799 INFO L280 TraceCheckUtils]: 85: Hoare triple {267#true} havoc #t~ret4; {267#true} is VALID [2020-07-10 20:26:07,800 INFO L280 TraceCheckUtils]: 86: Hoare triple {267#true} assume !(0 != ~tmp___0~1); {267#true} is VALID [2020-07-10 20:26:07,800 INFO L280 TraceCheckUtils]: 87: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,800 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {267#true} {267#true} #534#return; {267#true} is VALID [2020-07-10 20:26:07,801 INFO L263 TraceCheckUtils]: 89: Hoare triple {267#true} call reset_delta_events(); {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:07,802 INFO L280 TraceCheckUtils]: 90: Hoare triple {360#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {267#true} is VALID [2020-07-10 20:26:07,802 INFO L280 TraceCheckUtils]: 91: Hoare triple {267#true} assume !(1 == ~q_write_ev~0); {267#true} is VALID [2020-07-10 20:26:07,802 INFO L280 TraceCheckUtils]: 92: Hoare triple {267#true} assume true; {267#true} is VALID [2020-07-10 20:26:07,803 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {267#true} {267#true} #536#return; {267#true} is VALID [2020-07-10 20:26:07,803 INFO L280 TraceCheckUtils]: 94: Hoare triple {267#true} assume !false; {267#true} is VALID [2020-07-10 20:26:07,803 INFO L280 TraceCheckUtils]: 95: Hoare triple {267#true} ~kernel_st~0 := 1; {267#true} is VALID [2020-07-10 20:26:07,804 INFO L263 TraceCheckUtils]: 96: Hoare triple {267#true} call eval(); {267#true} is VALID [2020-07-10 20:26:07,804 INFO L280 TraceCheckUtils]: 97: Hoare triple {267#true} havoc ~tmp~2; {267#true} is VALID [2020-07-10 20:26:07,804 INFO L280 TraceCheckUtils]: 98: Hoare triple {267#true} havoc ~tmp___0~2; {267#true} is VALID [2020-07-10 20:26:07,804 INFO L280 TraceCheckUtils]: 99: Hoare triple {267#true} havoc ~tmp___1~0; {267#true} is VALID [2020-07-10 20:26:07,805 INFO L280 TraceCheckUtils]: 100: Hoare triple {267#true} assume !false; {267#true} is VALID [2020-07-10 20:26:07,805 INFO L263 TraceCheckUtils]: 101: Hoare triple {267#true} call #t~ret5 := exists_runnable_thread(); {267#true} is VALID [2020-07-10 20:26:07,805 INFO L280 TraceCheckUtils]: 102: Hoare triple {267#true} havoc ~__retres1~2; {267#true} is VALID [2020-07-10 20:26:07,806 INFO L280 TraceCheckUtils]: 103: Hoare triple {267#true} assume 0 == ~p_dw_st~0; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,807 INFO L280 TraceCheckUtils]: 104: Hoare triple {355#(= 0 ~p_dw_st~0)} ~__retres1~2 := 1; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,808 INFO L280 TraceCheckUtils]: 105: Hoare triple {355#(= 0 ~p_dw_st~0)} #res := ~__retres1~2; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,808 INFO L280 TraceCheckUtils]: 106: Hoare triple {355#(= 0 ~p_dw_st~0)} assume true; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,810 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {355#(= 0 ~p_dw_st~0)} {267#true} #518#return; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,810 INFO L280 TraceCheckUtils]: 108: Hoare triple {355#(= 0 ~p_dw_st~0)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,811 INFO L280 TraceCheckUtils]: 109: Hoare triple {355#(= 0 ~p_dw_st~0)} ~tmp___1~0 := #t~ret5; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,812 INFO L280 TraceCheckUtils]: 110: Hoare triple {355#(= 0 ~p_dw_st~0)} havoc #t~ret5; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,813 INFO L280 TraceCheckUtils]: 111: Hoare triple {355#(= 0 ~p_dw_st~0)} assume 0 != ~tmp___1~0; {355#(= 0 ~p_dw_st~0)} is VALID [2020-07-10 20:26:07,813 INFO L280 TraceCheckUtils]: 112: Hoare triple {355#(= 0 ~p_dw_st~0)} assume !(0 == ~p_dw_st~0); {268#false} is VALID [2020-07-10 20:26:07,814 INFO L280 TraceCheckUtils]: 113: Hoare triple {268#false} assume 0 == ~c_dr_st~0; {268#false} is VALID [2020-07-10 20:26:07,814 INFO L280 TraceCheckUtils]: 114: Hoare triple {268#false} assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647; {268#false} is VALID [2020-07-10 20:26:07,814 INFO L280 TraceCheckUtils]: 115: Hoare triple {268#false} ~tmp___0~2 := #t~nondet7; {268#false} is VALID [2020-07-10 20:26:07,815 INFO L280 TraceCheckUtils]: 116: Hoare triple {268#false} havoc #t~nondet7; {268#false} is VALID [2020-07-10 20:26:07,815 INFO L280 TraceCheckUtils]: 117: Hoare triple {268#false} assume 0 != ~tmp___0~2; {268#false} is VALID [2020-07-10 20:26:07,815 INFO L280 TraceCheckUtils]: 118: Hoare triple {268#false} ~c_dr_st~0 := 1; {268#false} is VALID [2020-07-10 20:26:07,815 INFO L263 TraceCheckUtils]: 119: Hoare triple {268#false} call do_read_c(); {268#false} is VALID [2020-07-10 20:26:07,816 INFO L280 TraceCheckUtils]: 120: Hoare triple {268#false} havoc ~a~0; {268#false} is VALID [2020-07-10 20:26:07,816 INFO L280 TraceCheckUtils]: 121: Hoare triple {268#false} assume !(0 == ~c_dr_pc~0); {268#false} is VALID [2020-07-10 20:26:07,816 INFO L280 TraceCheckUtils]: 122: Hoare triple {268#false} assume 2 == ~c_dr_pc~0; {268#false} is VALID [2020-07-10 20:26:07,817 INFO L280 TraceCheckUtils]: 123: Hoare triple {268#false} ~a~0 := ~a_t~0; {268#false} is VALID [2020-07-10 20:26:07,817 INFO L280 TraceCheckUtils]: 124: Hoare triple {268#false} ~a~0 := ~q_buf_0~0; {268#false} is VALID [2020-07-10 20:26:07,817 INFO L280 TraceCheckUtils]: 125: Hoare triple {268#false} ~c_last_read~0 := ~a~0; {268#false} is VALID [2020-07-10 20:26:07,817 INFO L280 TraceCheckUtils]: 126: Hoare triple {268#false} ~c_num_read~0 := 1 + ~c_num_read~0; {268#false} is VALID [2020-07-10 20:26:07,818 INFO L280 TraceCheckUtils]: 127: Hoare triple {268#false} ~q_free~0 := 1; {268#false} is VALID [2020-07-10 20:26:07,818 INFO L280 TraceCheckUtils]: 128: Hoare triple {268#false} ~q_req_up~0 := 1; {268#false} is VALID [2020-07-10 20:26:07,818 INFO L280 TraceCheckUtils]: 129: Hoare triple {268#false} assume !(~p_last_write~0 == ~c_last_read~0); {268#false} is VALID [2020-07-10 20:26:07,818 INFO L263 TraceCheckUtils]: 130: Hoare triple {268#false} call error(); {268#false} is VALID [2020-07-10 20:26:07,819 INFO L280 TraceCheckUtils]: 131: Hoare triple {268#false} assume !false; {268#false} is VALID [2020-07-10 20:26:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 20:26:07,847 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 20:26:07,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552491] [2020-07-10 20:26:07,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 20:26:07,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 20:26:07,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605478970] [2020-07-10 20:26:07,859 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2020-07-10 20:26:07,863 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 20:26:07,867 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 20:26:08,063 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:08,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 20:26:08,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 20:26:08,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 20:26:08,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-07-10 20:26:08,077 INFO L87 Difference]: Start difference. First operand 264 states. Second operand 8 states. [2020-07-10 20:26:24,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:24,568 INFO L93 Difference]: Finished difference Result 968 states and 1466 transitions. [2020-07-10 20:26:24,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-10 20:26:24,569 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2020-07-10 20:26:24,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 20:26:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 20:26:24,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 1466 transitions. [2020-07-10 20:26:24,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 20:26:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 1466 transitions. [2020-07-10 20:26:24,668 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states and 1466 transitions. [2020-07-10 20:26:27,316 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1466 edges. 1466 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:27,482 INFO L225 Difference]: With dead ends: 968 [2020-07-10 20:26:27,482 INFO L226 Difference]: Without dead ends: 742 [2020-07-10 20:26:27,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2020-07-10 20:26:27,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-07-10 20:26:30,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 422. [2020-07-10 20:26:30,653 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 20:26:30,653 INFO L82 GeneralOperation]: Start isEquivalent. First operand 742 states. Second operand 422 states. [2020-07-10 20:26:30,654 INFO L74 IsIncluded]: Start isIncluded. First operand 742 states. Second operand 422 states. [2020-07-10 20:26:30,655 INFO L87 Difference]: Start difference. First operand 742 states. Second operand 422 states. [2020-07-10 20:26:30,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:30,734 INFO L93 Difference]: Finished difference Result 742 states and 1096 transitions. [2020-07-10 20:26:30,734 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1096 transitions. [2020-07-10 20:26:30,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:26:30,747 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:26:30,747 INFO L74 IsIncluded]: Start isIncluded. First operand 422 states. Second operand 742 states. [2020-07-10 20:26:30,747 INFO L87 Difference]: Start difference. First operand 422 states. Second operand 742 states. [2020-07-10 20:26:30,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:30,815 INFO L93 Difference]: Finished difference Result 742 states and 1096 transitions. [2020-07-10 20:26:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1096 transitions. [2020-07-10 20:26:30,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:26:30,825 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:26:30,825 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 20:26:30,825 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 20:26:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-07-10 20:26:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 522 transitions. [2020-07-10 20:26:30,868 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 522 transitions. Word has length 132 [2020-07-10 20:26:30,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 20:26:30,872 INFO L479 AbstractCegarLoop]: Abstraction has 422 states and 522 transitions. [2020-07-10 20:26:30,872 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 20:26:30,872 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 422 states and 522 transitions. [2020-07-10 20:26:31,954 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 522 edges. 522 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:31,954 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 522 transitions. [2020-07-10 20:26:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-10 20:26:31,957 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 20:26:31,958 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] [2020-07-10 20:26:31,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 20:26:31,958 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 20:26:31,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 20:26:31,959 INFO L82 PathProgramCache]: Analyzing trace with hash 719867291, now seen corresponding path program 1 times [2020-07-10 20:26:31,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 20:26:31,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1821555123] [2020-07-10 20:26:31,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 20:26:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,141 INFO L280 TraceCheckUtils]: 0: Hoare triple {4772#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,141 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} ~slow_clk_edge~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,141 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} ~q_buf_0~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,142 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~q_free~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,142 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} ~q_read_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,142 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} ~q_write_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,143 INFO L280 TraceCheckUtils]: 6: Hoare triple {4682#true} ~q_req_up~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,143 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} ~q_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,143 INFO L280 TraceCheckUtils]: 8: Hoare triple {4682#true} ~p_num_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,143 INFO L280 TraceCheckUtils]: 9: Hoare triple {4682#true} ~p_last_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,144 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} ~p_dw_st~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,144 INFO L280 TraceCheckUtils]: 11: Hoare triple {4682#true} ~p_dw_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,144 INFO L280 TraceCheckUtils]: 12: Hoare triple {4682#true} ~p_dw_i~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,145 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} ~c_num_read~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,145 INFO L280 TraceCheckUtils]: 14: Hoare triple {4682#true} ~c_last_read~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,145 INFO L280 TraceCheckUtils]: 15: Hoare triple {4682#true} ~c_dr_st~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,145 INFO L280 TraceCheckUtils]: 16: Hoare triple {4682#true} ~c_dr_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,146 INFO L280 TraceCheckUtils]: 17: Hoare triple {4682#true} ~c_dr_i~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,146 INFO L280 TraceCheckUtils]: 18: Hoare triple {4682#true} ~a_t~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,146 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} ~t~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,146 INFO L280 TraceCheckUtils]: 20: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,147 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4682#true} {4682#true} #558#return; {4682#true} is VALID [2020-07-10 20:26:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,224 INFO L280 TraceCheckUtils]: 0: Hoare triple {4773#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,225 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} ~slow_clk_edge~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,225 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} ~q_free~0 := 1; {4682#true} is VALID [2020-07-10 20:26:32,225 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~q_write_ev~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,225 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} ~q_read_ev~0 := ~q_write_ev~0; {4682#true} is VALID [2020-07-10 20:26:32,226 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} ~p_num_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,226 INFO L280 TraceCheckUtils]: 6: Hoare triple {4682#true} ~p_dw_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,229 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} ~p_dw_i~0 := 1; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,232 INFO L280 TraceCheckUtils]: 8: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_num_read~0 := 0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,232 INFO L280 TraceCheckUtils]: 9: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_dr_pc~0 := 0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,233 INFO L280 TraceCheckUtils]: 10: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_dr_i~0 := 1; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,234 INFO L280 TraceCheckUtils]: 11: Hoare triple {4719#(= 1 ~p_dw_i~0)} assume true; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,234 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4719#(= 1 ~p_dw_i~0)} {4682#true} #510#return; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,263 INFO L280 TraceCheckUtils]: 0: Hoare triple {4774#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {4682#true} is VALID [2020-07-10 20:26:32,263 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,264 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4719#(= 1 ~p_dw_i~0)} #528#return; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,292 INFO L280 TraceCheckUtils]: 0: Hoare triple {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume !(1 == ~p_dw_i~0); {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} ~p_dw_st~0 := 2; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,294 INFO L280 TraceCheckUtils]: 2: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} assume 1 == ~c_dr_i~0; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,294 INFO L280 TraceCheckUtils]: 3: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} ~c_dr_st~0 := 0; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,294 INFO L280 TraceCheckUtils]: 4: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} assume true; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,296 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4776#(not (= 1 ~p_dw_i~0))} {4719#(= 1 ~p_dw_i~0)} #530#return; {4683#false} is VALID [2020-07-10 20:26:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,327 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume !(0 == ~q_write_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,327 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,327 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4682#true} {4683#false} #532#return; {4683#false} is VALID [2020-07-10 20:26:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,367 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume !(1 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,380 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} assume !(2 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,380 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~__retres1~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,381 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} #res := ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,381 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,381 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4682#true} {4682#true} #506#return; {4682#true} is VALID [2020-07-10 20:26:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume !(1 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,385 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} assume !(2 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,386 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~__retres1~1 := 0; {4682#true} is VALID [2020-07-10 20:26:32,386 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} #res := ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,386 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,386 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4682#true} {4682#true} #508#return; {4682#true} is VALID [2020-07-10 20:26:32,387 INFO L280 TraceCheckUtils]: 0: Hoare triple {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {4682#true} is VALID [2020-07-10 20:26:32,387 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} havoc ~tmp___0~1; {4682#true} is VALID [2020-07-10 20:26:32,389 INFO L263 TraceCheckUtils]: 2: Hoare triple {4682#true} call #t~ret3 := is_do_write_p_triggered(); {4682#true} is VALID [2020-07-10 20:26:32,390 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} havoc ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,390 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} assume !(1 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,390 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} assume !(2 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,390 INFO L280 TraceCheckUtils]: 6: Hoare triple {4682#true} ~__retres1~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,391 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} #res := ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,391 INFO L280 TraceCheckUtils]: 8: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,391 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4682#true} {4682#true} #506#return; {4682#true} is VALID [2020-07-10 20:26:32,392 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {4682#true} is VALID [2020-07-10 20:26:32,392 INFO L280 TraceCheckUtils]: 11: Hoare triple {4682#true} ~tmp~1 := #t~ret3; {4682#true} is VALID [2020-07-10 20:26:32,392 INFO L280 TraceCheckUtils]: 12: Hoare triple {4682#true} havoc #t~ret3; {4682#true} is VALID [2020-07-10 20:26:32,396 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} assume !(0 != ~tmp~1); {4682#true} is VALID [2020-07-10 20:26:32,396 INFO L263 TraceCheckUtils]: 14: Hoare triple {4682#true} call #t~ret4 := is_do_read_c_triggered(); {4682#true} is VALID [2020-07-10 20:26:32,396 INFO L280 TraceCheckUtils]: 15: Hoare triple {4682#true} havoc ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,396 INFO L280 TraceCheckUtils]: 16: Hoare triple {4682#true} assume !(1 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,397 INFO L280 TraceCheckUtils]: 17: Hoare triple {4682#true} assume !(2 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,397 INFO L280 TraceCheckUtils]: 18: Hoare triple {4682#true} ~__retres1~1 := 0; {4682#true} is VALID [2020-07-10 20:26:32,398 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} #res := ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,398 INFO L280 TraceCheckUtils]: 20: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,399 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4682#true} {4682#true} #508#return; {4682#true} is VALID [2020-07-10 20:26:32,399 INFO L280 TraceCheckUtils]: 22: Hoare triple {4682#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4682#true} is VALID [2020-07-10 20:26:32,399 INFO L280 TraceCheckUtils]: 23: Hoare triple {4682#true} ~tmp___0~1 := #t~ret4; {4682#true} is VALID [2020-07-10 20:26:32,399 INFO L280 TraceCheckUtils]: 24: Hoare triple {4682#true} havoc #t~ret4; {4682#true} is VALID [2020-07-10 20:26:32,400 INFO L280 TraceCheckUtils]: 25: Hoare triple {4682#true} assume !(0 != ~tmp___0~1); {4682#true} is VALID [2020-07-10 20:26:32,400 INFO L280 TraceCheckUtils]: 26: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,400 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {4682#true} {4683#false} #534#return; {4683#false} is VALID [2020-07-10 20:26:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,408 INFO L280 TraceCheckUtils]: 0: Hoare triple {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,408 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume !(1 == ~q_write_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,409 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,409 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4682#true} {4683#false} #536#return; {4683#false} is VALID [2020-07-10 20:26:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:32,415 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~__retres1~2; {4682#true} is VALID [2020-07-10 20:26:32,415 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume !(0 == ~p_dw_st~0); {4682#true} is VALID [2020-07-10 20:26:32,416 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} assume 0 == ~c_dr_st~0; {4682#true} is VALID [2020-07-10 20:26:32,416 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~__retres1~2 := 1; {4682#true} is VALID [2020-07-10 20:26:32,416 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} #res := ~__retres1~2; {4682#true} is VALID [2020-07-10 20:26:32,416 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,417 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4682#true} {4683#false} #518#return; {4683#false} is VALID [2020-07-10 20:26:32,418 INFO L263 TraceCheckUtils]: 0: Hoare triple {4682#true} call ULTIMATE.init(); {4772#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:32,419 INFO L280 TraceCheckUtils]: 1: Hoare triple {4772#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,419 INFO L280 TraceCheckUtils]: 2: Hoare triple {4682#true} ~slow_clk_edge~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,419 INFO L280 TraceCheckUtils]: 3: Hoare triple {4682#true} ~q_buf_0~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,420 INFO L280 TraceCheckUtils]: 4: Hoare triple {4682#true} ~q_free~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,420 INFO L280 TraceCheckUtils]: 5: Hoare triple {4682#true} ~q_read_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,420 INFO L280 TraceCheckUtils]: 6: Hoare triple {4682#true} ~q_write_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,420 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} ~q_req_up~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,421 INFO L280 TraceCheckUtils]: 8: Hoare triple {4682#true} ~q_ev~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,421 INFO L280 TraceCheckUtils]: 9: Hoare triple {4682#true} ~p_num_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,421 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} ~p_last_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,421 INFO L280 TraceCheckUtils]: 11: Hoare triple {4682#true} ~p_dw_st~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,421 INFO L280 TraceCheckUtils]: 12: Hoare triple {4682#true} ~p_dw_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} ~p_dw_i~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {4682#true} ~c_num_read~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,422 INFO L280 TraceCheckUtils]: 15: Hoare triple {4682#true} ~c_last_read~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,422 INFO L280 TraceCheckUtils]: 16: Hoare triple {4682#true} ~c_dr_st~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,423 INFO L280 TraceCheckUtils]: 17: Hoare triple {4682#true} ~c_dr_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,423 INFO L280 TraceCheckUtils]: 18: Hoare triple {4682#true} ~c_dr_i~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,423 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} ~a_t~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,423 INFO L280 TraceCheckUtils]: 20: Hoare triple {4682#true} ~t~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,424 INFO L280 TraceCheckUtils]: 21: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,424 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4682#true} {4682#true} #558#return; {4682#true} is VALID [2020-07-10 20:26:32,426 INFO L263 TraceCheckUtils]: 23: Hoare triple {4682#true} call #t~ret11 := main(); {4682#true} is VALID [2020-07-10 20:26:32,427 INFO L280 TraceCheckUtils]: 24: Hoare triple {4682#true} havoc ~__retres1~3; {4682#true} is VALID [2020-07-10 20:26:32,428 INFO L263 TraceCheckUtils]: 25: Hoare triple {4682#true} call init_model(); {4773#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:32,428 INFO L280 TraceCheckUtils]: 26: Hoare triple {4773#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,428 INFO L280 TraceCheckUtils]: 27: Hoare triple {4682#true} ~slow_clk_edge~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,429 INFO L280 TraceCheckUtils]: 28: Hoare triple {4682#true} ~q_free~0 := 1; {4682#true} is VALID [2020-07-10 20:26:32,429 INFO L280 TraceCheckUtils]: 29: Hoare triple {4682#true} ~q_write_ev~0 := 2; {4682#true} is VALID [2020-07-10 20:26:32,432 INFO L280 TraceCheckUtils]: 30: Hoare triple {4682#true} ~q_read_ev~0 := ~q_write_ev~0; {4682#true} is VALID [2020-07-10 20:26:32,433 INFO L280 TraceCheckUtils]: 31: Hoare triple {4682#true} ~p_num_write~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,433 INFO L280 TraceCheckUtils]: 32: Hoare triple {4682#true} ~p_dw_pc~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,439 INFO L280 TraceCheckUtils]: 33: Hoare triple {4682#true} ~p_dw_i~0 := 1; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,440 INFO L280 TraceCheckUtils]: 34: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_num_read~0 := 0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,441 INFO L280 TraceCheckUtils]: 35: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_dr_pc~0 := 0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,441 INFO L280 TraceCheckUtils]: 36: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~c_dr_i~0 := 1; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,442 INFO L280 TraceCheckUtils]: 37: Hoare triple {4719#(= 1 ~p_dw_i~0)} assume true; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,442 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4719#(= 1 ~p_dw_i~0)} {4682#true} #510#return; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,443 INFO L263 TraceCheckUtils]: 39: Hoare triple {4719#(= 1 ~p_dw_i~0)} call start_simulation(); {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,443 INFO L280 TraceCheckUtils]: 40: Hoare triple {4719#(= 1 ~p_dw_i~0)} havoc ~kernel_st~0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,444 INFO L280 TraceCheckUtils]: 41: Hoare triple {4719#(= 1 ~p_dw_i~0)} havoc ~tmp~4; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,444 INFO L280 TraceCheckUtils]: 42: Hoare triple {4719#(= 1 ~p_dw_i~0)} havoc ~tmp___0~3; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,445 INFO L280 TraceCheckUtils]: 43: Hoare triple {4719#(= 1 ~p_dw_i~0)} ~kernel_st~0 := 0; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,446 INFO L263 TraceCheckUtils]: 44: Hoare triple {4719#(= 1 ~p_dw_i~0)} call update_channels(); {4774#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} is VALID [2020-07-10 20:26:32,446 INFO L280 TraceCheckUtils]: 45: Hoare triple {4774#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {4682#true} is VALID [2020-07-10 20:26:32,447 INFO L280 TraceCheckUtils]: 46: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,447 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {4682#true} {4719#(= 1 ~p_dw_i~0)} #528#return; {4719#(= 1 ~p_dw_i~0)} is VALID [2020-07-10 20:26:32,449 INFO L263 TraceCheckUtils]: 48: Hoare triple {4719#(= 1 ~p_dw_i~0)} call init_threads(); {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:32,449 INFO L280 TraceCheckUtils]: 49: Hoare triple {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume !(1 == ~p_dw_i~0); {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,450 INFO L280 TraceCheckUtils]: 50: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} ~p_dw_st~0 := 2; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,451 INFO L280 TraceCheckUtils]: 51: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} assume 1 == ~c_dr_i~0; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,451 INFO L280 TraceCheckUtils]: 52: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} ~c_dr_st~0 := 0; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,452 INFO L280 TraceCheckUtils]: 53: Hoare triple {4776#(not (= 1 ~p_dw_i~0))} assume true; {4776#(not (= 1 ~p_dw_i~0))} is VALID [2020-07-10 20:26:32,452 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4776#(not (= 1 ~p_dw_i~0))} {4719#(= 1 ~p_dw_i~0)} #530#return; {4683#false} is VALID [2020-07-10 20:26:32,453 INFO L263 TraceCheckUtils]: 55: Hoare triple {4683#false} call fire_delta_events(); {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:32,453 INFO L280 TraceCheckUtils]: 56: Hoare triple {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,453 INFO L280 TraceCheckUtils]: 57: Hoare triple {4682#true} assume !(0 == ~q_write_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,453 INFO L280 TraceCheckUtils]: 58: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,453 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4682#true} {4683#false} #532#return; {4683#false} is VALID [2020-07-10 20:26:32,454 INFO L263 TraceCheckUtils]: 60: Hoare triple {4683#false} call activate_threads(); {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:32,454 INFO L280 TraceCheckUtils]: 61: Hoare triple {4775#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {4682#true} is VALID [2020-07-10 20:26:32,454 INFO L280 TraceCheckUtils]: 62: Hoare triple {4682#true} havoc ~tmp___0~1; {4682#true} is VALID [2020-07-10 20:26:32,454 INFO L263 TraceCheckUtils]: 63: Hoare triple {4682#true} call #t~ret3 := is_do_write_p_triggered(); {4682#true} is VALID [2020-07-10 20:26:32,454 INFO L280 TraceCheckUtils]: 64: Hoare triple {4682#true} havoc ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,454 INFO L280 TraceCheckUtils]: 65: Hoare triple {4682#true} assume !(1 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,455 INFO L280 TraceCheckUtils]: 66: Hoare triple {4682#true} assume !(2 == ~p_dw_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,455 INFO L280 TraceCheckUtils]: 67: Hoare triple {4682#true} ~__retres1~0 := 0; {4682#true} is VALID [2020-07-10 20:26:32,455 INFO L280 TraceCheckUtils]: 68: Hoare triple {4682#true} #res := ~__retres1~0; {4682#true} is VALID [2020-07-10 20:26:32,455 INFO L280 TraceCheckUtils]: 69: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,455 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {4682#true} {4682#true} #506#return; {4682#true} is VALID [2020-07-10 20:26:32,456 INFO L280 TraceCheckUtils]: 71: Hoare triple {4682#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {4682#true} is VALID [2020-07-10 20:26:32,456 INFO L280 TraceCheckUtils]: 72: Hoare triple {4682#true} ~tmp~1 := #t~ret3; {4682#true} is VALID [2020-07-10 20:26:32,456 INFO L280 TraceCheckUtils]: 73: Hoare triple {4682#true} havoc #t~ret3; {4682#true} is VALID [2020-07-10 20:26:32,456 INFO L280 TraceCheckUtils]: 74: Hoare triple {4682#true} assume !(0 != ~tmp~1); {4682#true} is VALID [2020-07-10 20:26:32,457 INFO L263 TraceCheckUtils]: 75: Hoare triple {4682#true} call #t~ret4 := is_do_read_c_triggered(); {4682#true} is VALID [2020-07-10 20:26:32,457 INFO L280 TraceCheckUtils]: 76: Hoare triple {4682#true} havoc ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,457 INFO L280 TraceCheckUtils]: 77: Hoare triple {4682#true} assume !(1 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,457 INFO L280 TraceCheckUtils]: 78: Hoare triple {4682#true} assume !(2 == ~c_dr_pc~0); {4682#true} is VALID [2020-07-10 20:26:32,458 INFO L280 TraceCheckUtils]: 79: Hoare triple {4682#true} ~__retres1~1 := 0; {4682#true} is VALID [2020-07-10 20:26:32,458 INFO L280 TraceCheckUtils]: 80: Hoare triple {4682#true} #res := ~__retres1~1; {4682#true} is VALID [2020-07-10 20:26:32,458 INFO L280 TraceCheckUtils]: 81: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,458 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {4682#true} {4682#true} #508#return; {4682#true} is VALID [2020-07-10 20:26:32,458 INFO L280 TraceCheckUtils]: 83: Hoare triple {4682#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4682#true} is VALID [2020-07-10 20:26:32,459 INFO L280 TraceCheckUtils]: 84: Hoare triple {4682#true} ~tmp___0~1 := #t~ret4; {4682#true} is VALID [2020-07-10 20:26:32,459 INFO L280 TraceCheckUtils]: 85: Hoare triple {4682#true} havoc #t~ret4; {4682#true} is VALID [2020-07-10 20:26:32,459 INFO L280 TraceCheckUtils]: 86: Hoare triple {4682#true} assume !(0 != ~tmp___0~1); {4682#true} is VALID [2020-07-10 20:26:32,459 INFO L280 TraceCheckUtils]: 87: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,460 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {4682#true} {4683#false} #534#return; {4683#false} is VALID [2020-07-10 20:26:32,460 INFO L263 TraceCheckUtils]: 89: Hoare triple {4683#false} call reset_delta_events(); {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:32,460 INFO L280 TraceCheckUtils]: 90: Hoare triple {4777#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,460 INFO L280 TraceCheckUtils]: 91: Hoare triple {4682#true} assume !(1 == ~q_write_ev~0); {4682#true} is VALID [2020-07-10 20:26:32,461 INFO L280 TraceCheckUtils]: 92: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,461 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {4682#true} {4683#false} #536#return; {4683#false} is VALID [2020-07-10 20:26:32,461 INFO L280 TraceCheckUtils]: 94: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-10 20:26:32,461 INFO L280 TraceCheckUtils]: 95: Hoare triple {4683#false} ~kernel_st~0 := 1; {4683#false} is VALID [2020-07-10 20:26:32,462 INFO L263 TraceCheckUtils]: 96: Hoare triple {4683#false} call eval(); {4683#false} is VALID [2020-07-10 20:26:32,462 INFO L280 TraceCheckUtils]: 97: Hoare triple {4683#false} havoc ~tmp~2; {4683#false} is VALID [2020-07-10 20:26:32,462 INFO L280 TraceCheckUtils]: 98: Hoare triple {4683#false} havoc ~tmp___0~2; {4683#false} is VALID [2020-07-10 20:26:32,462 INFO L280 TraceCheckUtils]: 99: Hoare triple {4683#false} havoc ~tmp___1~0; {4683#false} is VALID [2020-07-10 20:26:32,462 INFO L280 TraceCheckUtils]: 100: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-10 20:26:32,463 INFO L263 TraceCheckUtils]: 101: Hoare triple {4683#false} call #t~ret5 := exists_runnable_thread(); {4682#true} is VALID [2020-07-10 20:26:32,463 INFO L280 TraceCheckUtils]: 102: Hoare triple {4682#true} havoc ~__retres1~2; {4682#true} is VALID [2020-07-10 20:26:32,463 INFO L280 TraceCheckUtils]: 103: Hoare triple {4682#true} assume !(0 == ~p_dw_st~0); {4682#true} is VALID [2020-07-10 20:26:32,463 INFO L280 TraceCheckUtils]: 104: Hoare triple {4682#true} assume 0 == ~c_dr_st~0; {4682#true} is VALID [2020-07-10 20:26:32,464 INFO L280 TraceCheckUtils]: 105: Hoare triple {4682#true} ~__retres1~2 := 1; {4682#true} is VALID [2020-07-10 20:26:32,464 INFO L280 TraceCheckUtils]: 106: Hoare triple {4682#true} #res := ~__retres1~2; {4682#true} is VALID [2020-07-10 20:26:32,464 INFO L280 TraceCheckUtils]: 107: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 20:26:32,464 INFO L275 TraceCheckUtils]: 108: Hoare quadruple {4682#true} {4683#false} #518#return; {4683#false} is VALID [2020-07-10 20:26:32,465 INFO L280 TraceCheckUtils]: 109: Hoare triple {4683#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647; {4683#false} is VALID [2020-07-10 20:26:32,465 INFO L280 TraceCheckUtils]: 110: Hoare triple {4683#false} ~tmp___1~0 := #t~ret5; {4683#false} is VALID [2020-07-10 20:26:32,465 INFO L280 TraceCheckUtils]: 111: Hoare triple {4683#false} havoc #t~ret5; {4683#false} is VALID [2020-07-10 20:26:32,465 INFO L280 TraceCheckUtils]: 112: Hoare triple {4683#false} assume 0 != ~tmp___1~0; {4683#false} is VALID [2020-07-10 20:26:32,465 INFO L280 TraceCheckUtils]: 113: Hoare triple {4683#false} assume !(0 == ~p_dw_st~0); {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 114: Hoare triple {4683#false} assume 0 == ~c_dr_st~0; {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 115: Hoare triple {4683#false} assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647; {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 116: Hoare triple {4683#false} ~tmp___0~2 := #t~nondet7; {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 117: Hoare triple {4683#false} havoc #t~nondet7; {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 118: Hoare triple {4683#false} assume 0 != ~tmp___0~2; {4683#false} is VALID [2020-07-10 20:26:32,466 INFO L280 TraceCheckUtils]: 119: Hoare triple {4683#false} ~c_dr_st~0 := 1; {4683#false} is VALID [2020-07-10 20:26:32,467 INFO L263 TraceCheckUtils]: 120: Hoare triple {4683#false} call do_read_c(); {4683#false} is VALID [2020-07-10 20:26:32,467 INFO L280 TraceCheckUtils]: 121: Hoare triple {4683#false} havoc ~a~0; {4683#false} is VALID [2020-07-10 20:26:32,467 INFO L280 TraceCheckUtils]: 122: Hoare triple {4683#false} assume !(0 == ~c_dr_pc~0); {4683#false} is VALID [2020-07-10 20:26:32,467 INFO L280 TraceCheckUtils]: 123: Hoare triple {4683#false} assume 2 == ~c_dr_pc~0; {4683#false} is VALID [2020-07-10 20:26:32,467 INFO L280 TraceCheckUtils]: 124: Hoare triple {4683#false} ~a~0 := ~a_t~0; {4683#false} is VALID [2020-07-10 20:26:32,468 INFO L280 TraceCheckUtils]: 125: Hoare triple {4683#false} ~a~0 := ~q_buf_0~0; {4683#false} is VALID [2020-07-10 20:26:32,468 INFO L280 TraceCheckUtils]: 126: Hoare triple {4683#false} ~c_last_read~0 := ~a~0; {4683#false} is VALID [2020-07-10 20:26:32,468 INFO L280 TraceCheckUtils]: 127: Hoare triple {4683#false} ~c_num_read~0 := 1 + ~c_num_read~0; {4683#false} is VALID [2020-07-10 20:26:32,468 INFO L280 TraceCheckUtils]: 128: Hoare triple {4683#false} ~q_free~0 := 1; {4683#false} is VALID [2020-07-10 20:26:32,468 INFO L280 TraceCheckUtils]: 129: Hoare triple {4683#false} ~q_req_up~0 := 1; {4683#false} is VALID [2020-07-10 20:26:32,469 INFO L280 TraceCheckUtils]: 130: Hoare triple {4683#false} assume !(~p_last_write~0 == ~c_last_read~0); {4683#false} is VALID [2020-07-10 20:26:32,469 INFO L263 TraceCheckUtils]: 131: Hoare triple {4683#false} call error(); {4683#false} is VALID [2020-07-10 20:26:32,469 INFO L280 TraceCheckUtils]: 132: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-10 20:26:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 20:26:32,487 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 20:26:32,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1821555123] [2020-07-10 20:26:32,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 20:26:32,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-10 20:26:32,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162594399] [2020-07-10 20:26:32,489 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 133 [2020-07-10 20:26:32,490 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 20:26:32,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 20:26:32,614 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:32,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 20:26:32,615 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 20:26:32,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 20:26:32,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-07-10 20:26:32,616 INFO L87 Difference]: Start difference. First operand 422 states and 522 transitions. Second operand 9 states. [2020-07-10 20:26:46,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:46,598 INFO L93 Difference]: Finished difference Result 1055 states and 1450 transitions. [2020-07-10 20:26:46,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-10 20:26:46,599 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 133 [2020-07-10 20:26:46,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 20:26:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 20:26:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 822 transitions. [2020-07-10 20:26:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 20:26:46,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 822 transitions. [2020-07-10 20:26:46,630 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 822 transitions. [2020-07-10 20:26:47,997 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 822 edges. 822 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:48,038 INFO L225 Difference]: With dead ends: 1055 [2020-07-10 20:26:48,038 INFO L226 Difference]: Without dead ends: 688 [2020-07-10 20:26:48,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2020-07-10 20:26:48,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2020-07-10 20:26:51,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 413. [2020-07-10 20:26:51,192 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 20:26:51,192 INFO L82 GeneralOperation]: Start isEquivalent. First operand 688 states. Second operand 413 states. [2020-07-10 20:26:51,192 INFO L74 IsIncluded]: Start isIncluded. First operand 688 states. Second operand 413 states. [2020-07-10 20:26:51,192 INFO L87 Difference]: Start difference. First operand 688 states. Second operand 413 states. [2020-07-10 20:26:51,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:51,237 INFO L93 Difference]: Finished difference Result 688 states and 986 transitions. [2020-07-10 20:26:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 986 transitions. [2020-07-10 20:26:51,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:26:51,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:26:51,247 INFO L74 IsIncluded]: Start isIncluded. First operand 413 states. Second operand 688 states. [2020-07-10 20:26:51,247 INFO L87 Difference]: Start difference. First operand 413 states. Second operand 688 states. [2020-07-10 20:26:51,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:26:51,319 INFO L93 Difference]: Finished difference Result 688 states and 986 transitions. [2020-07-10 20:26:51,319 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 986 transitions. [2020-07-10 20:26:51,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:26:51,325 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:26:51,325 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 20:26:51,326 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 20:26:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-07-10 20:26:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 507 transitions. [2020-07-10 20:26:51,355 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 507 transitions. Word has length 133 [2020-07-10 20:26:51,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 20:26:51,355 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 507 transitions. [2020-07-10 20:26:51,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 20:26:51,356 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 413 states and 507 transitions. [2020-07-10 20:26:52,581 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 507 edges. 507 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:52,581 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 507 transitions. [2020-07-10 20:26:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-10 20:26:52,583 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 20:26:52,586 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] [2020-07-10 20:26:52,587 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 20:26:52,587 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 20:26:52,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 20:26:52,587 INFO L82 PathProgramCache]: Analyzing trace with hash -2100989043, now seen corresponding path program 1 times [2020-07-10 20:26:52,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 20:26:52,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84595860] [2020-07-10 20:26:52,588 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 20:26:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {9228#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,753 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} ~slow_clk_edge~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,754 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} ~q_buf_0~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,754 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} ~q_free~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,754 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} ~q_read_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,754 INFO L280 TraceCheckUtils]: 5: Hoare triple {9139#true} ~q_write_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,755 INFO L280 TraceCheckUtils]: 6: Hoare triple {9139#true} ~q_req_up~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,755 INFO L280 TraceCheckUtils]: 7: Hoare triple {9139#true} ~q_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,755 INFO L280 TraceCheckUtils]: 8: Hoare triple {9139#true} ~p_num_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,755 INFO L280 TraceCheckUtils]: 9: Hoare triple {9139#true} ~p_last_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,756 INFO L280 TraceCheckUtils]: 10: Hoare triple {9139#true} ~p_dw_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,756 INFO L280 TraceCheckUtils]: 11: Hoare triple {9139#true} ~p_dw_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,756 INFO L280 TraceCheckUtils]: 12: Hoare triple {9139#true} ~p_dw_i~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,756 INFO L280 TraceCheckUtils]: 13: Hoare triple {9139#true} ~c_num_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,757 INFO L280 TraceCheckUtils]: 14: Hoare triple {9139#true} ~c_last_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,757 INFO L280 TraceCheckUtils]: 15: Hoare triple {9139#true} ~c_dr_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,757 INFO L280 TraceCheckUtils]: 16: Hoare triple {9139#true} ~c_dr_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,757 INFO L280 TraceCheckUtils]: 17: Hoare triple {9139#true} ~c_dr_i~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,758 INFO L280 TraceCheckUtils]: 18: Hoare triple {9139#true} ~a_t~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,758 INFO L280 TraceCheckUtils]: 19: Hoare triple {9139#true} ~t~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,758 INFO L280 TraceCheckUtils]: 20: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,758 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9139#true} {9139#true} #558#return; {9139#true} is VALID [2020-07-10 20:26:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {9229#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,799 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} ~slow_clk_edge~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,799 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} ~q_free~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,799 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} ~q_write_ev~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,800 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} ~q_read_ev~0 := ~q_write_ev~0; {9139#true} is VALID [2020-07-10 20:26:52,800 INFO L280 TraceCheckUtils]: 5: Hoare triple {9139#true} ~p_num_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,800 INFO L280 TraceCheckUtils]: 6: Hoare triple {9139#true} ~p_dw_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,800 INFO L280 TraceCheckUtils]: 7: Hoare triple {9139#true} ~p_dw_i~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,801 INFO L280 TraceCheckUtils]: 8: Hoare triple {9139#true} ~c_num_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,801 INFO L280 TraceCheckUtils]: 9: Hoare triple {9139#true} ~c_dr_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,801 INFO L280 TraceCheckUtils]: 10: Hoare triple {9139#true} ~c_dr_i~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,801 INFO L280 TraceCheckUtils]: 11: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,802 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9139#true} {9139#true} #510#return; {9139#true} is VALID [2020-07-10 20:26:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,822 INFO L280 TraceCheckUtils]: 0: Hoare triple {9230#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {9139#true} is VALID [2020-07-10 20:26:52,823 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,823 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9139#true} {9139#true} #528#return; {9139#true} is VALID [2020-07-10 20:26:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0; {9139#true} is VALID [2020-07-10 20:26:52,840 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} ~p_dw_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,840 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} assume 1 == ~c_dr_i~0; {9139#true} is VALID [2020-07-10 20:26:52,841 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} ~c_dr_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,841 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,841 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9139#true} {9139#true} #530#return; {9139#true} is VALID [2020-07-10 20:26:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,859 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume !(0 == ~q_write_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,859 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,859 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9139#true} {9139#true} #532#return; {9139#true} is VALID [2020-07-10 20:26:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,876 INFO L280 TraceCheckUtils]: 0: Hoare triple {9139#true} havoc ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,877 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume !(1 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,877 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} assume !(2 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,877 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} ~__retres1~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,878 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} #res := ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,878 INFO L280 TraceCheckUtils]: 5: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,878 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {9139#true} {9139#true} #506#return; {9139#true} is VALID [2020-07-10 20:26:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,888 INFO L280 TraceCheckUtils]: 0: Hoare triple {9139#true} havoc ~__retres1~1; {9139#true} is VALID [2020-07-10 20:26:52,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume !(1 == ~c_dr_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,889 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} assume !(2 == ~c_dr_pc~0); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,889 INFO L280 TraceCheckUtils]: 3: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~__retres1~1 := 0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,890 INFO L280 TraceCheckUtils]: 4: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} #res := ~__retres1~1; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,890 INFO L280 TraceCheckUtils]: 5: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume true; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,891 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {9217#(not (= ~c_dr_pc~0 2))} {9139#true} #508#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,892 INFO L280 TraceCheckUtils]: 0: Hoare triple {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {9139#true} is VALID [2020-07-10 20:26:52,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} havoc ~tmp___0~1; {9139#true} is VALID [2020-07-10 20:26:52,892 INFO L263 TraceCheckUtils]: 2: Hoare triple {9139#true} call #t~ret3 := is_do_write_p_triggered(); {9139#true} is VALID [2020-07-10 20:26:52,892 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} havoc ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,893 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} assume !(1 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,893 INFO L280 TraceCheckUtils]: 5: Hoare triple {9139#true} assume !(2 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,893 INFO L280 TraceCheckUtils]: 6: Hoare triple {9139#true} ~__retres1~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,893 INFO L280 TraceCheckUtils]: 7: Hoare triple {9139#true} #res := ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,894 INFO L280 TraceCheckUtils]: 8: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,894 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {9139#true} {9139#true} #506#return; {9139#true} is VALID [2020-07-10 20:26:52,894 INFO L280 TraceCheckUtils]: 10: Hoare triple {9139#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {9139#true} is VALID [2020-07-10 20:26:52,894 INFO L280 TraceCheckUtils]: 11: Hoare triple {9139#true} ~tmp~1 := #t~ret3; {9139#true} is VALID [2020-07-10 20:26:52,895 INFO L280 TraceCheckUtils]: 12: Hoare triple {9139#true} havoc #t~ret3; {9139#true} is VALID [2020-07-10 20:26:52,895 INFO L280 TraceCheckUtils]: 13: Hoare triple {9139#true} assume !(0 != ~tmp~1); {9139#true} is VALID [2020-07-10 20:26:52,895 INFO L263 TraceCheckUtils]: 14: Hoare triple {9139#true} call #t~ret4 := is_do_read_c_triggered(); {9139#true} is VALID [2020-07-10 20:26:52,895 INFO L280 TraceCheckUtils]: 15: Hoare triple {9139#true} havoc ~__retres1~1; {9139#true} is VALID [2020-07-10 20:26:52,895 INFO L280 TraceCheckUtils]: 16: Hoare triple {9139#true} assume !(1 == ~c_dr_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,896 INFO L280 TraceCheckUtils]: 17: Hoare triple {9139#true} assume !(2 == ~c_dr_pc~0); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,897 INFO L280 TraceCheckUtils]: 18: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~__retres1~1 := 0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,897 INFO L280 TraceCheckUtils]: 19: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} #res := ~__retres1~1; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,898 INFO L280 TraceCheckUtils]: 20: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume true; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,898 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9217#(not (= ~c_dr_pc~0 2))} {9139#true} #508#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,899 INFO L280 TraceCheckUtils]: 22: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,900 INFO L280 TraceCheckUtils]: 23: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~tmp___0~1 := #t~ret4; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,900 INFO L280 TraceCheckUtils]: 24: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc #t~ret4; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,901 INFO L280 TraceCheckUtils]: 25: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !(0 != ~tmp___0~1); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,901 INFO L280 TraceCheckUtils]: 26: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume true; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,902 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {9217#(not (= ~c_dr_pc~0 2))} {9139#true} #534#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,907 INFO L280 TraceCheckUtils]: 0: Hoare triple {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,907 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume !(1 == ~q_write_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,908 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,908 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9139#true} {9217#(not (= ~c_dr_pc~0 2))} #536#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 20:26:52,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {9139#true} havoc ~__retres1~2; {9139#true} is VALID [2020-07-10 20:26:52,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {9139#true} assume 0 == ~p_dw_st~0; {9139#true} is VALID [2020-07-10 20:26:52,914 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} ~__retres1~2 := 1; {9139#true} is VALID [2020-07-10 20:26:52,914 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} #res := ~__retres1~2; {9139#true} is VALID [2020-07-10 20:26:52,914 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,915 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9139#true} {9217#(not (= ~c_dr_pc~0 2))} #518#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,917 INFO L263 TraceCheckUtils]: 0: Hoare triple {9139#true} call ULTIMATE.init(); {9228#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:52,917 INFO L280 TraceCheckUtils]: 1: Hoare triple {9228#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,917 INFO L280 TraceCheckUtils]: 2: Hoare triple {9139#true} ~slow_clk_edge~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,917 INFO L280 TraceCheckUtils]: 3: Hoare triple {9139#true} ~q_buf_0~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,917 INFO L280 TraceCheckUtils]: 4: Hoare triple {9139#true} ~q_free~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,918 INFO L280 TraceCheckUtils]: 5: Hoare triple {9139#true} ~q_read_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,918 INFO L280 TraceCheckUtils]: 6: Hoare triple {9139#true} ~q_write_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,918 INFO L280 TraceCheckUtils]: 7: Hoare triple {9139#true} ~q_req_up~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,918 INFO L280 TraceCheckUtils]: 8: Hoare triple {9139#true} ~q_ev~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,918 INFO L280 TraceCheckUtils]: 9: Hoare triple {9139#true} ~p_num_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,919 INFO L280 TraceCheckUtils]: 10: Hoare triple {9139#true} ~p_last_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,919 INFO L280 TraceCheckUtils]: 11: Hoare triple {9139#true} ~p_dw_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,919 INFO L280 TraceCheckUtils]: 12: Hoare triple {9139#true} ~p_dw_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,919 INFO L280 TraceCheckUtils]: 13: Hoare triple {9139#true} ~p_dw_i~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,919 INFO L280 TraceCheckUtils]: 14: Hoare triple {9139#true} ~c_num_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,920 INFO L280 TraceCheckUtils]: 15: Hoare triple {9139#true} ~c_last_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,920 INFO L280 TraceCheckUtils]: 16: Hoare triple {9139#true} ~c_dr_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,920 INFO L280 TraceCheckUtils]: 17: Hoare triple {9139#true} ~c_dr_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,920 INFO L280 TraceCheckUtils]: 18: Hoare triple {9139#true} ~c_dr_i~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,920 INFO L280 TraceCheckUtils]: 19: Hoare triple {9139#true} ~a_t~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,921 INFO L280 TraceCheckUtils]: 20: Hoare triple {9139#true} ~t~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,921 INFO L280 TraceCheckUtils]: 21: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,921 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {9139#true} {9139#true} #558#return; {9139#true} is VALID [2020-07-10 20:26:52,921 INFO L263 TraceCheckUtils]: 23: Hoare triple {9139#true} call #t~ret11 := main(); {9139#true} is VALID [2020-07-10 20:26:52,921 INFO L280 TraceCheckUtils]: 24: Hoare triple {9139#true} havoc ~__retres1~3; {9139#true} is VALID [2020-07-10 20:26:52,923 INFO L263 TraceCheckUtils]: 25: Hoare triple {9139#true} call init_model(); {9229#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:52,923 INFO L280 TraceCheckUtils]: 26: Hoare triple {9229#(and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~fast_clk_edge~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,923 INFO L280 TraceCheckUtils]: 27: Hoare triple {9139#true} ~slow_clk_edge~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,923 INFO L280 TraceCheckUtils]: 28: Hoare triple {9139#true} ~q_free~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,924 INFO L280 TraceCheckUtils]: 29: Hoare triple {9139#true} ~q_write_ev~0 := 2; {9139#true} is VALID [2020-07-10 20:26:52,924 INFO L280 TraceCheckUtils]: 30: Hoare triple {9139#true} ~q_read_ev~0 := ~q_write_ev~0; {9139#true} is VALID [2020-07-10 20:26:52,924 INFO L280 TraceCheckUtils]: 31: Hoare triple {9139#true} ~p_num_write~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,924 INFO L280 TraceCheckUtils]: 32: Hoare triple {9139#true} ~p_dw_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,924 INFO L280 TraceCheckUtils]: 33: Hoare triple {9139#true} ~p_dw_i~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,925 INFO L280 TraceCheckUtils]: 34: Hoare triple {9139#true} ~c_num_read~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,925 INFO L280 TraceCheckUtils]: 35: Hoare triple {9139#true} ~c_dr_pc~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,925 INFO L280 TraceCheckUtils]: 36: Hoare triple {9139#true} ~c_dr_i~0 := 1; {9139#true} is VALID [2020-07-10 20:26:52,925 INFO L280 TraceCheckUtils]: 37: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,925 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {9139#true} {9139#true} #510#return; {9139#true} is VALID [2020-07-10 20:26:52,926 INFO L263 TraceCheckUtils]: 39: Hoare triple {9139#true} call start_simulation(); {9139#true} is VALID [2020-07-10 20:26:52,926 INFO L280 TraceCheckUtils]: 40: Hoare triple {9139#true} havoc ~kernel_st~0; {9139#true} is VALID [2020-07-10 20:26:52,926 INFO L280 TraceCheckUtils]: 41: Hoare triple {9139#true} havoc ~tmp~4; {9139#true} is VALID [2020-07-10 20:26:52,926 INFO L280 TraceCheckUtils]: 42: Hoare triple {9139#true} havoc ~tmp___0~3; {9139#true} is VALID [2020-07-10 20:26:52,926 INFO L280 TraceCheckUtils]: 43: Hoare triple {9139#true} ~kernel_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,927 INFO L263 TraceCheckUtils]: 44: Hoare triple {9139#true} call update_channels(); {9230#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} is VALID [2020-07-10 20:26:52,927 INFO L280 TraceCheckUtils]: 45: Hoare triple {9230#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))} assume !(1 == ~q_req_up~0); {9139#true} is VALID [2020-07-10 20:26:52,928 INFO L280 TraceCheckUtils]: 46: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,928 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {9139#true} {9139#true} #528#return; {9139#true} is VALID [2020-07-10 20:26:52,928 INFO L263 TraceCheckUtils]: 48: Hoare triple {9139#true} call init_threads(); {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:52,929 INFO L280 TraceCheckUtils]: 49: Hoare triple {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0; {9139#true} is VALID [2020-07-10 20:26:52,929 INFO L280 TraceCheckUtils]: 50: Hoare triple {9139#true} ~p_dw_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,929 INFO L280 TraceCheckUtils]: 51: Hoare triple {9139#true} assume 1 == ~c_dr_i~0; {9139#true} is VALID [2020-07-10 20:26:52,929 INFO L280 TraceCheckUtils]: 52: Hoare triple {9139#true} ~c_dr_st~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,929 INFO L280 TraceCheckUtils]: 53: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,930 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9139#true} {9139#true} #530#return; {9139#true} is VALID [2020-07-10 20:26:52,930 INFO L263 TraceCheckUtils]: 55: Hoare triple {9139#true} call fire_delta_events(); {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:52,931 INFO L280 TraceCheckUtils]: 56: Hoare triple {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,931 INFO L280 TraceCheckUtils]: 57: Hoare triple {9139#true} assume !(0 == ~q_write_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,931 INFO L280 TraceCheckUtils]: 58: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,931 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {9139#true} {9139#true} #532#return; {9139#true} is VALID [2020-07-10 20:26:52,932 INFO L263 TraceCheckUtils]: 60: Hoare triple {9139#true} call activate_threads(); {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-10 20:26:52,932 INFO L280 TraceCheckUtils]: 61: Hoare triple {9231#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1; {9139#true} is VALID [2020-07-10 20:26:52,932 INFO L280 TraceCheckUtils]: 62: Hoare triple {9139#true} havoc ~tmp___0~1; {9139#true} is VALID [2020-07-10 20:26:52,932 INFO L263 TraceCheckUtils]: 63: Hoare triple {9139#true} call #t~ret3 := is_do_write_p_triggered(); {9139#true} is VALID [2020-07-10 20:26:52,933 INFO L280 TraceCheckUtils]: 64: Hoare triple {9139#true} havoc ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,933 INFO L280 TraceCheckUtils]: 65: Hoare triple {9139#true} assume !(1 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,933 INFO L280 TraceCheckUtils]: 66: Hoare triple {9139#true} assume !(2 == ~p_dw_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,933 INFO L280 TraceCheckUtils]: 67: Hoare triple {9139#true} ~__retres1~0 := 0; {9139#true} is VALID [2020-07-10 20:26:52,934 INFO L280 TraceCheckUtils]: 68: Hoare triple {9139#true} #res := ~__retres1~0; {9139#true} is VALID [2020-07-10 20:26:52,934 INFO L280 TraceCheckUtils]: 69: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,934 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {9139#true} {9139#true} #506#return; {9139#true} is VALID [2020-07-10 20:26:52,934 INFO L280 TraceCheckUtils]: 71: Hoare triple {9139#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {9139#true} is VALID [2020-07-10 20:26:52,934 INFO L280 TraceCheckUtils]: 72: Hoare triple {9139#true} ~tmp~1 := #t~ret3; {9139#true} is VALID [2020-07-10 20:26:52,935 INFO L280 TraceCheckUtils]: 73: Hoare triple {9139#true} havoc #t~ret3; {9139#true} is VALID [2020-07-10 20:26:52,935 INFO L280 TraceCheckUtils]: 74: Hoare triple {9139#true} assume !(0 != ~tmp~1); {9139#true} is VALID [2020-07-10 20:26:52,935 INFO L263 TraceCheckUtils]: 75: Hoare triple {9139#true} call #t~ret4 := is_do_read_c_triggered(); {9139#true} is VALID [2020-07-10 20:26:52,935 INFO L280 TraceCheckUtils]: 76: Hoare triple {9139#true} havoc ~__retres1~1; {9139#true} is VALID [2020-07-10 20:26:52,935 INFO L280 TraceCheckUtils]: 77: Hoare triple {9139#true} assume !(1 == ~c_dr_pc~0); {9139#true} is VALID [2020-07-10 20:26:52,936 INFO L280 TraceCheckUtils]: 78: Hoare triple {9139#true} assume !(2 == ~c_dr_pc~0); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,936 INFO L280 TraceCheckUtils]: 79: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~__retres1~1 := 0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,937 INFO L280 TraceCheckUtils]: 80: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} #res := ~__retres1~1; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,937 INFO L280 TraceCheckUtils]: 81: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume true; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,938 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {9217#(not (= ~c_dr_pc~0 2))} {9139#true} #508#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,939 INFO L280 TraceCheckUtils]: 83: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,939 INFO L280 TraceCheckUtils]: 84: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~tmp___0~1 := #t~ret4; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,940 INFO L280 TraceCheckUtils]: 85: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc #t~ret4; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,940 INFO L280 TraceCheckUtils]: 86: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !(0 != ~tmp___0~1); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,941 INFO L280 TraceCheckUtils]: 87: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume true; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,941 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {9217#(not (= ~c_dr_pc~0 2))} {9139#true} #534#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,942 INFO L263 TraceCheckUtils]: 89: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} call reset_delta_events(); {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-10 20:26:52,942 INFO L280 TraceCheckUtils]: 90: Hoare triple {9232#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,943 INFO L280 TraceCheckUtils]: 91: Hoare triple {9139#true} assume !(1 == ~q_write_ev~0); {9139#true} is VALID [2020-07-10 20:26:52,943 INFO L280 TraceCheckUtils]: 92: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,943 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {9139#true} {9217#(not (= ~c_dr_pc~0 2))} #536#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,944 INFO L280 TraceCheckUtils]: 94: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !false; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,944 INFO L280 TraceCheckUtils]: 95: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~kernel_st~0 := 1; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,945 INFO L263 TraceCheckUtils]: 96: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} call eval(); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,946 INFO L280 TraceCheckUtils]: 97: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc ~tmp~2; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,946 INFO L280 TraceCheckUtils]: 98: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc ~tmp___0~2; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,947 INFO L280 TraceCheckUtils]: 99: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc ~tmp___1~0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,947 INFO L280 TraceCheckUtils]: 100: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !false; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,947 INFO L263 TraceCheckUtils]: 101: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} call #t~ret5 := exists_runnable_thread(); {9139#true} is VALID [2020-07-10 20:26:52,948 INFO L280 TraceCheckUtils]: 102: Hoare triple {9139#true} havoc ~__retres1~2; {9139#true} is VALID [2020-07-10 20:26:52,948 INFO L280 TraceCheckUtils]: 103: Hoare triple {9139#true} assume 0 == ~p_dw_st~0; {9139#true} is VALID [2020-07-10 20:26:52,948 INFO L280 TraceCheckUtils]: 104: Hoare triple {9139#true} ~__retres1~2 := 1; {9139#true} is VALID [2020-07-10 20:26:52,948 INFO L280 TraceCheckUtils]: 105: Hoare triple {9139#true} #res := ~__retres1~2; {9139#true} is VALID [2020-07-10 20:26:52,948 INFO L280 TraceCheckUtils]: 106: Hoare triple {9139#true} assume true; {9139#true} is VALID [2020-07-10 20:26:52,949 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {9139#true} {9217#(not (= ~c_dr_pc~0 2))} #518#return; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,950 INFO L280 TraceCheckUtils]: 108: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,950 INFO L280 TraceCheckUtils]: 109: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~tmp___1~0 := #t~ret5; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,951 INFO L280 TraceCheckUtils]: 110: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc #t~ret5; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,951 INFO L280 TraceCheckUtils]: 111: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume 0 != ~tmp___1~0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,952 INFO L280 TraceCheckUtils]: 112: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume 0 == ~p_dw_st~0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,952 INFO L280 TraceCheckUtils]: 113: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,953 INFO L280 TraceCheckUtils]: 114: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~tmp~2 := #t~nondet6; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,953 INFO L280 TraceCheckUtils]: 115: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc #t~nondet6; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,954 INFO L280 TraceCheckUtils]: 116: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !(0 != ~tmp~2); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,954 INFO L280 TraceCheckUtils]: 117: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume 0 == ~c_dr_st~0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,955 INFO L280 TraceCheckUtils]: 118: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,955 INFO L280 TraceCheckUtils]: 119: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~tmp___0~2 := #t~nondet7; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,956 INFO L280 TraceCheckUtils]: 120: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc #t~nondet7; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,956 INFO L280 TraceCheckUtils]: 121: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume 0 != ~tmp___0~2; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,957 INFO L280 TraceCheckUtils]: 122: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} ~c_dr_st~0 := 1; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,957 INFO L263 TraceCheckUtils]: 123: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} call do_read_c(); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,958 INFO L280 TraceCheckUtils]: 124: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} havoc ~a~0; {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,958 INFO L280 TraceCheckUtils]: 125: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume !(0 == ~c_dr_pc~0); {9217#(not (= ~c_dr_pc~0 2))} is VALID [2020-07-10 20:26:52,959 INFO L280 TraceCheckUtils]: 126: Hoare triple {9217#(not (= ~c_dr_pc~0 2))} assume 2 == ~c_dr_pc~0; {9140#false} is VALID [2020-07-10 20:26:52,959 INFO L280 TraceCheckUtils]: 127: Hoare triple {9140#false} ~a~0 := ~a_t~0; {9140#false} is VALID [2020-07-10 20:26:52,959 INFO L280 TraceCheckUtils]: 128: Hoare triple {9140#false} ~a~0 := ~q_buf_0~0; {9140#false} is VALID [2020-07-10 20:26:52,960 INFO L280 TraceCheckUtils]: 129: Hoare triple {9140#false} ~c_last_read~0 := ~a~0; {9140#false} is VALID [2020-07-10 20:26:52,960 INFO L280 TraceCheckUtils]: 130: Hoare triple {9140#false} ~c_num_read~0 := 1 + ~c_num_read~0; {9140#false} is VALID [2020-07-10 20:26:52,960 INFO L280 TraceCheckUtils]: 131: Hoare triple {9140#false} ~q_free~0 := 1; {9140#false} is VALID [2020-07-10 20:26:52,960 INFO L280 TraceCheckUtils]: 132: Hoare triple {9140#false} ~q_req_up~0 := 1; {9140#false} is VALID [2020-07-10 20:26:52,960 INFO L280 TraceCheckUtils]: 133: Hoare triple {9140#false} assume !(~p_last_write~0 == ~c_last_read~0); {9140#false} is VALID [2020-07-10 20:26:52,961 INFO L263 TraceCheckUtils]: 134: Hoare triple {9140#false} call error(); {9140#false} is VALID [2020-07-10 20:26:52,961 INFO L280 TraceCheckUtils]: 135: Hoare triple {9140#false} assume !false; {9140#false} is VALID [2020-07-10 20:26:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 20:26:52,983 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 20:26:52,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84595860] [2020-07-10 20:26:52,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 20:26:52,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 20:26:52,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930321324] [2020-07-10 20:26:52,985 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-07-10 20:26:52,985 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 20:26:52,985 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 20:26:53,110 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 136 edges. 136 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:26:53,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 20:26:53,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 20:26:53,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 20:26:53,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-07-10 20:26:53,111 INFO L87 Difference]: Start difference. First operand 413 states and 507 transitions. Second operand 8 states. [2020-07-10 20:27:04,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:27:04,111 INFO L93 Difference]: Finished difference Result 1010 states and 1448 transitions. [2020-07-10 20:27:04,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-10 20:27:04,111 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-07-10 20:27:04,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 20:27:04,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 20:27:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 805 transitions. [2020-07-10 20:27:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 20:27:04,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 805 transitions. [2020-07-10 20:27:04,140 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 805 transitions. [2020-07-10 20:27:05,498 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 805 edges. 805 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:27:05,499 INFO L225 Difference]: With dead ends: 1010 [2020-07-10 20:27:05,499 INFO L226 Difference]: Without dead ends: 0 [2020-07-10 20:27:05,505 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2020-07-10 20:27:05,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-10 20:27:05,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-10 20:27:05,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 20:27:05,506 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-10 20:27:05,506 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 20:27:05,506 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 20:27:05,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:27:05,506 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 20:27:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 20:27:05,506 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:27:05,506 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:27:05,506 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 20:27:05,507 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 20:27:05,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 20:27:05,507 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 20:27:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 20:27:05,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:27:05,507 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 20:27:05,507 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 20:27:05,507 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 20:27:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-10 20:27:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-10 20:27:05,508 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-07-10 20:27:05,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 20:27:05,508 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-10 20:27:05,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 20:27:05,508 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-10 20:27:05,508 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 20:27:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 20:27:05,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 20:27:05,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 20:27:05,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-10 20:27:14,903 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2020-07-10 20:27:16,293 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-07-10 20:27:21,453 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-07-10 20:27:21,684 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-07-10 20:27:21,874 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-07-10 20:27:22,278 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2020-07-10 20:27:22,703 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-07-10 20:27:22,932 INFO L264 CegarLoopResult]: At program point L385(lines 385 389) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 2)) (.cse1 (not (= 1 ~p_dw_i~0))) (.cse2 (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (and (or (not (= 0 |old(~p_dw_st~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) .cse2) (= 0 ~p_dw_st~0)))) [2020-07-10 20:27:22,933 INFO L264 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 2)) (.cse1 (not (= 1 ~p_dw_i~0))) (.cse2 (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (and (or (not (= 0 |old(~p_dw_st~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) .cse2) (= 0 ~p_dw_st~0)))) [2020-07-10 20:27:22,933 INFO L264 CegarLoopResult]: At program point L385-2(lines 369 393) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,933 INFO L264 CegarLoopResult]: At program point L383-1(line 383) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 2)) (.cse1 (not (= 1 ~p_dw_i~0))) (.cse2 (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (and (or (not (= 0 |old(~p_dw_st~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) .cse2) (= 0 ~p_dw_st~0)))) [2020-07-10 20:27:22,933 INFO L264 CegarLoopResult]: At program point L383-2(line 383) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 2)) (.cse1 (not (= 1 ~p_dw_i~0))) (.cse2 (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (and (or (not (= 0 |old(~p_dw_st~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) .cse2) (= 0 ~p_dw_st~0)))) [2020-07-10 20:27:22,934 INFO L264 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,934 INFO L264 CegarLoopResult]: At program point L377(lines 377 381) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,934 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,934 INFO L264 CegarLoopResult]: At program point L377-2(lines 377 381) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 2)) (.cse1 (not (= 1 ~p_dw_i~0))) (.cse2 (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (and (or (not (= 0 |old(~p_dw_st~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) .cse2) (= 0 ~p_dw_st~0)))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point L375-1(line 375) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point L375-2(line 375) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point L375-3(line 375) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point activate_threadsENTRY(lines 369 393) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-10 20:27:22,935 INFO L264 CegarLoopResult]: At program point activate_threadsEXIT(lines 369 393) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,936 INFO L264 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,936 INFO L264 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: (or (not (= 0 ~p_dw_st~0)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,936 INFO L271 CegarLoopResult]: At program point exists_runnable_threadEXIT(lines 277 296) the Hoare annotation is: true [2020-07-10 20:27:22,936 INFO L264 CegarLoopResult]: At program point L285(lines 285 290) the Hoare annotation is: (or (not (= 0 ~p_dw_st~0)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,936 INFO L264 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,936 INFO L271 CegarLoopResult]: At program point L281(lines 281 291) the Hoare annotation is: true [2020-07-10 20:27:22,936 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2020-07-10 20:27:22,937 INFO L271 CegarLoopResult]: At program point L293(lines 280 295) the Hoare annotation is: true [2020-07-10 20:27:22,937 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 ~p_dw_st~0)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,937 INFO L271 CegarLoopResult]: At program point exists_runnable_threadFINAL(lines 277 296) the Hoare annotation is: true [2020-07-10 20:27:22,937 INFO L271 CegarLoopResult]: At program point L32(line 32) the Hoare annotation is: true [2020-07-10 20:27:22,937 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_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,937 INFO L271 CegarLoopResult]: At program point L31-1(lines 31 35) the Hoare annotation is: true [2020-07-10 20:27:22,937 INFO L264 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,938 INFO L271 CegarLoopResult]: At program point update_fifo_qEXIT(lines 22 41) the Hoare annotation is: true [2020-07-10 20:27:22,938 INFO L271 CegarLoopResult]: At program point L26-1(lines 25 40) the Hoare annotation is: true [2020-07-10 20:27:22,938 INFO L271 CegarLoopResult]: At program point update_fifo_qFINAL(lines 22 41) the Hoare annotation is: true [2020-07-10 20:27:22,938 INFO L271 CegarLoopResult]: At program point L37(line 37) the Hoare annotation is: true [2020-07-10 20:27:22,938 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,938 INFO L271 CegarLoopResult]: At program point L319-1(lines 318 331) the Hoare annotation is: true [2020-07-10 20:27:22,938 INFO L264 CegarLoopResult]: At program point reset_delta_eventsENTRY(lines 315 332) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,939 INFO L271 CegarLoopResult]: At program point reset_delta_eventsEXIT(lines 315 332) the Hoare annotation is: true [2020-07-10 20:27:22,939 INFO L271 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: true [2020-07-10 20:27:22,939 INFO L271 CegarLoopResult]: At program point L324-1(lines 315 332) the Hoare annotation is: true [2020-07-10 20:27:22,939 INFO L264 CegarLoopResult]: At program point init_threadsEXIT(lines 259 276) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,939 INFO L264 CegarLoopResult]: At program point init_threadsENTRY(lines 259 276) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,939 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,939 INFO L264 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,940 INFO L264 CegarLoopResult]: At program point L268-1(lines 259 276) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,940 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (= 2 ~c_dr_pc~0) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,940 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,940 INFO L264 CegarLoopResult]: At program point L263-1(lines 262 275) the Hoare annotation is: (or (not (= 0 |old(~p_dw_st~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,940 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 544 555) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= 0 |old(~p_dw_st~0)|)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,940 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 544 555) the Hoare annotation is: true [2020-07-10 20:27:22,940 INFO L271 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: true [2020-07-10 20:27:22,940 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 544 555) the Hoare annotation is: true [2020-07-10 20:27:22,940 INFO L271 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: true [2020-07-10 20:27:22,941 INFO L264 CegarLoopResult]: At program point L549(line 549) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= 0 |old(~p_dw_st~0)|)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,941 INFO L264 CegarLoopResult]: At program point L549-1(line 549) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0)) (not (= 0 |old(~p_dw_st~0)|)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,941 INFO L264 CegarLoopResult]: At program point L161(lines 138 182) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,941 INFO L264 CegarLoopResult]: At program point do_write_pENTRY(lines 135 183) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,941 INFO L271 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: true [2020-07-10 20:27:22,941 INFO L264 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: (or (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,941 INFO L271 CegarLoopResult]: At program point L178(lines 135 183) the Hoare annotation is: true [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L145(lines 145 149) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L143(lines 138 182) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (or (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,942 INFO L271 CegarLoopResult]: At program point do_write_pEXIT(lines 135 183) the Hoare annotation is: true [2020-07-10 20:27:22,942 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) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,942 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,943 INFO L264 CegarLoopResult]: At program point L142(lines 142 150) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,943 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,943 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) [2020-07-10 20:27:22,943 INFO L264 CegarLoopResult]: At program point L171-1(line 171) the Hoare annotation is: (or (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,943 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (and (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,943 INFO L271 CegarLoopResult]: At program point errorEXIT(lines 5 12) the Hoare annotation is: true [2020-07-10 20:27:22,944 INFO L271 CegarLoopResult]: At program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) the Hoare annotation is: true [2020-07-10 20:27:22,944 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-07-10 20:27:22,944 INFO L271 CegarLoopResult]: At program point errorFINAL(lines 5 12) the Hoare annotation is: true [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L126-2(lines 110 134) no Hoare annotation was computed. [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L124-1(line 124) no Hoare annotation was computed. [2020-07-10 20:27:22,944 INFO L268 CegarLoopResult]: For program point L124-2(line 124) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L116-3(line 116) no Hoare annotation was computed. [2020-07-10 20:27:22,945 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-10 20:27:22,946 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2020-07-10 20:27:22,946 INFO L271 CegarLoopResult]: At program point fire_time_eventsEXIT(lines 335 350) the Hoare annotation is: true [2020-07-10 20:27:22,946 INFO L271 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: true [2020-07-10 20:27:22,946 INFO L271 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: true [2020-07-10 20:27:22,946 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~t~0 |old(~t~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,946 INFO L264 CegarLoopResult]: At program point fire_time_eventsENTRY(lines 335 350) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~t~0 |old(~t~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,946 INFO L271 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: true [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point L340(line 340) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~t~0 |old(~t~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,947 INFO L271 CegarLoopResult]: At program point L339-1(lines 335 350) the Hoare annotation is: true [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point L21(line 21) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point L20(line 20) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,947 INFO L264 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (and (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: (and (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) [2020-07-10 20:27:22,948 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (and (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L47(line 47) the Hoare annotation is: (and (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: (= 0 ~p_dw_st~0) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L45(line 45) the Hoare annotation is: (= 0 ~p_dw_st~0) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L44(line 44) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,949 INFO L264 CegarLoopResult]: At program point L43(line 43) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point L42(line 42) the Hoare annotation is: (and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|)) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point L403-1(line 403) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point L403-2(line 403) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,950 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point evalEXIT(lines 394 446) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L412-1(line 412) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L412-2(line 412) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L441(lines 394 446) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,951 INFO L264 CegarLoopResult]: At program point L429(lines 429 436) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |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)|))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L425(lines 400 440) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point evalENTRY(lines 394 446) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |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)|))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L417(line 417) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L405(lines 405 409) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L405-1(lines 400 440) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,952 INFO L264 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L397(line 397) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |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)|))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L414(lines 414 421) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L410(lines 400 440) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L431(line 431) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,953 INFO L264 CegarLoopResult]: At program point L427-1(line 427) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,954 INFO L264 CegarLoopResult]: At program point L427-2(line 427) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L449(line 449) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point stop_simulationFINAL(lines 447 465) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L462(lines 451 464) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L461(line 461) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L455(lines 455 460) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point stop_simulationEXIT(lines 447 465) the Hoare annotation is: true [2020-07-10 20:27:22,954 INFO L271 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L453-1(line 453) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L453-2(line 453) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L453-3(line 453) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L95-1(lines 95 104) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: true [2020-07-10 20:27:22,955 INFO L271 CegarLoopResult]: At program point L85(lines 85 94) the Hoare annotation is: true [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point L85-2(lines 84 108) the Hoare annotation is: true [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredFINAL(lines 81 109) the Hoare annotation is: true [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point L106(lines 84 108) the Hoare annotation is: true [2020-07-10 20:27:22,956 INFO L264 CegarLoopResult]: At program point L96(lines 96 101) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point L86(lines 86 91) the Hoare annotation is: true [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredEXIT(lines 81 109) the Hoare annotation is: true [2020-07-10 20:27:22,956 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_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,956 INFO L271 CegarLoopResult]: At program point update_channelsEXIT(lines 244 258) the Hoare annotation is: true [2020-07-10 20:27:22,956 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_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,957 INFO L271 CegarLoopResult]: At program point L248(lines 244 258) the Hoare annotation is: true [2020-07-10 20:27:22,957 INFO L264 CegarLoopResult]: At program point fire_delta_eventsENTRY(lines 297 314) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,957 INFO L271 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: true [2020-07-10 20:27:22,957 INFO L271 CegarLoopResult]: At program point fire_delta_eventsEXIT(lines 297 314) the Hoare annotation is: true [2020-07-10 20:27:22,957 INFO L271 CegarLoopResult]: At program point L306-1(lines 297 314) the Hoare annotation is: true [2020-07-10 20:27:22,957 INFO L264 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,957 INFO L271 CegarLoopResult]: At program point L301-1(lines 300 313) the Hoare annotation is: true [2020-07-10 20:27:22,957 INFO L264 CegarLoopResult]: At program point L481-1(lines 478 518) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,958 INFO L271 CegarLoopResult]: At program point start_simulationEXIT(lines 466 524) the Hoare annotation is: true [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,958 INFO L264 CegarLoopResult]: At program point L498-1(line 498) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L498-2(line 498) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L271 CegarLoopResult]: At program point L519(lines 466 524) the Hoare annotation is: true [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L482(line 482) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point start_simulationENTRY(lines 466 524) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L511(line 511) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L511-1(line 511) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,959 INFO L264 CegarLoopResult]: At program point L511-2(line 511) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L474-1(line 474) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L500(lines 500 509) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L500-1(lines 500 509) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L513(lines 513 517) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,960 INFO L264 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (not (= ~c_dr_pc~0 2)) (= 0 ~p_dw_st~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L468(line 468) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= 0 ~p_dw_st~0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L493(line 493) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L493-1(line 493) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L489-1(line 489) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L485-1(line 485) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 |old(~p_dw_st~0)|)) (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,961 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-10 20:27:22,961 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= 0 ~p_dw_st~0)) [2020-07-10 20:27:22,961 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-10 20:27:22,961 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L66-1(lines 66 75) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L56(lines 56 65) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L56-2(lines 55 79) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredEXIT(lines 52 80) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L77(lines 55 79) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L67(lines 67 72) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L57(lines 57 62) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredFINAL(lines 52 80) the Hoare annotation is: true [2020-07-10 20:27:22,962 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-10 20:27:22,963 INFO L271 CegarLoopResult]: At program point reset_time_eventsEXIT(lines 351 368) the Hoare annotation is: true [2020-07-10 20:27:22,963 INFO L264 CegarLoopResult]: At program point reset_time_eventsENTRY(lines 351 368) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,963 INFO L271 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: true [2020-07-10 20:27:22,963 INFO L271 CegarLoopResult]: At program point L360-1(lines 351 368) the Hoare annotation is: true [2020-07-10 20:27:22,963 INFO L264 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (or (= ~c_dr_pc~0 2) (not (= 1 ~p_dw_i~0)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,963 INFO L271 CegarLoopResult]: At program point L355-1(lines 354 367) the Hoare annotation is: true [2020-07-10 20:27:22,963 INFO L264 CegarLoopResult]: At program point L225(lines 225 231) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,963 INFO L264 CegarLoopResult]: At program point L192(lines 192 196) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point do_read_cEXIT(lines 185 243) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (= ~q_req_up~0 |old(~q_req_up~0)|)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L238(lines 185 243) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (= ~q_req_up~0 |old(~q_req_up~0)|)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L234-1(lines 188 242) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) [2020-07-10 20:27:22,964 INFO L264 CegarLoopResult]: At program point L193(lines 188 242) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L189(lines 189 197) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (= ~c_num_read~0 |old(~c_num_read~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)|)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L224(lines 224 236) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,965 INFO L264 CegarLoopResult]: At program point do_read_cENTRY(lines 185 243) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L208-1(lines 208 218) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (= ~q_req_up~0 |old(~q_req_up~0)|)) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L539(line 539) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,966 INFO L264 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)))) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)))) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L534(line 534) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)))) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)))) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,967 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (and (not (= ~c_dr_pc~0 2)) (not (= 1 ~p_dw_i~0)) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|)) [2020-07-10 20:27:22,968 INFO L264 CegarLoopResult]: At program point init_modelFINAL(lines 525 543) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,968 INFO L264 CegarLoopResult]: At program point init_modelEXIT(lines 525 543) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (not (= ~c_dr_pc~0 2)) (= 1 ~p_dw_i~0))) [2020-07-10 20:27:22,968 INFO L264 CegarLoopResult]: At program point init_modelENTRY(lines 525 543) the Hoare annotation is: (or (= 2 |old(~c_dr_pc~0)|) (not (= 0 ~p_dw_st~0)) (= 1 |old(~p_dw_i~0)|) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-10 20:27:22,981 WARN L170 areAnnotationChecker]: immediate_notify_threadsENTRY has no Hoare annotation [2020-07-10 20:27:22,993 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2020-07-10 20:27:23,013 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-10 20:27:23,014 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-10 20:27:23,026 WARN L170 areAnnotationChecker]: L116-1 has no Hoare annotation [2020-07-10 20:27:23,036 WARN L170 areAnnotationChecker]: L116-2 has no Hoare annotation [2020-07-10 20:27:23,048 WARN L170 areAnnotationChecker]: L116-3 has no Hoare annotation [2020-07-10 20:27:23,056 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-10 20:27:23,056 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-10 20:27:23,059 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-10 20:27:23,060 WARN L170 areAnnotationChecker]: L116-1 has no Hoare annotation [2020-07-10 20:27:23,063 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2020-07-10 20:27:23,063 WARN L170 areAnnotationChecker]: L118-2 has no Hoare annotation [2020-07-10 20:27:23,063 WARN L170 areAnnotationChecker]: L118-2 has no Hoare annotation [2020-07-10 20:27:23,065 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-10 20:27:23,070 WARN L170 areAnnotationChecker]: L124-1 has no Hoare annotation [2020-07-10 20:27:23,082 WARN L170 areAnnotationChecker]: L124-2 has no Hoare annotation [2020-07-10 20:27:23,087 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 20:27:23,087 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-10 20:27:23,091 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 20:27:23,091 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-10 20:27:23,108 INFO L163 areAnnotationChecker]: CFG has 306 edges. 306 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 20:27:23,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 08:27:23 BoogieIcfgContainer [2020-07-10 20:27:23,161 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 20:27:23,163 INFO L168 Benchmark]: Toolchain (without parser) took 78179.74 ms. Allocated memory was 143.7 MB in the beginning and 707.8 MB in the end (delta: 564.1 MB). Free memory was 101.7 MB in the beginning and 301.0 MB in the end (delta: -199.3 MB). Peak memory consumption was 364.8 MB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,164 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.30 ms. Allocated memory was 143.7 MB in the beginning and 199.2 MB in the end (delta: 55.6 MB). Free memory was 101.4 MB in the beginning and 176.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,166 INFO L168 Benchmark]: Boogie Preprocessor took 109.05 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 173.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,167 INFO L168 Benchmark]: RCFGBuilder took 978.53 ms. Allocated memory is still 199.2 MB. Free memory was 173.1 MB in the beginning and 93.7 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,168 INFO L168 Benchmark]: TraceAbstraction took 76580.12 ms. Allocated memory was 199.2 MB in the beginning and 707.8 MB in the end (delta: 508.6 MB). Free memory was 93.7 MB in the beginning and 301.0 MB in the end (delta: -207.3 MB). Peak memory consumption was 301.3 MB. Max. memory is 7.1 GB. [2020-07-10 20:27:23,174 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 503.30 ms. Allocated memory was 143.7 MB in the beginning and 199.2 MB in the end (delta: 55.6 MB). Free memory was 101.4 MB in the beginning and 176.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.05 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 173.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 978.53 ms. Allocated memory is still 199.2 MB. Free memory was 173.1 MB in the beginning and 93.7 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 76580.12 ms. Allocated memory was 199.2 MB in the beginning and 707.8 MB in the end (delta: 508.6 MB). Free memory was 93.7 MB in the beginning and 301.0 MB in the end (delta: -207.3 MB). Peak memory consumption was 301.3 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: 2 == \old(c_dr_pc) || !(1 == p_dw_i) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (2 == \old(c_dr_pc) || !(c_dr_pc == 2)) || !(1 == p_dw_i) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (2 == \old(c_dr_pc) || !(1 == p_dw_i)) || ((((((c_num_read == \old(c_num_read) && a_t == \old(a_t)) && c_last_read == \old(c_last_read)) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (\old(p_dw_st) == p_dw_st || c_dr_pc == 2) || !(1 == p_dw_i) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (c_dr_pc == 2 || !(1 == p_dw_i)) || ((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: ((2 == \old(c_dr_pc) || !(0 == \old(p_dw_st))) || !(c_dr_pc == 2)) || !(1 == p_dw_i) - 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: (c_dr_pc == 2 || !(1 == p_dw_i)) || ((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (2 == \old(c_dr_pc) || !(c_dr_pc == 2)) || !(1 == p_dw_i) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (2 == \old(c_dr_pc) || (!(c_dr_pc == 2) && q_req_up == \old(q_req_up))) || !(1 == p_dw_i) - ProcedureContractResult [Line: 369]: Procedure Contract for activate_threads Derived contract for procedure activate_threads: ((!(0 == \old(p_dw_st)) || c_dr_pc == 2) || !(1 == p_dw_i)) || 0 == p_dw_st - ProcedureContractResult [Line: 277]: Procedure Contract for exists_runnable_thread Derived contract for procedure exists_runnable_thread: 1 - ProcedureContractResult [Line: 22]: Procedure Contract for update_fifo_q Derived contract for procedure update_fifo_q: 1 - ProcedureContractResult [Line: 315]: Procedure Contract for reset_delta_events Derived contract for procedure reset_delta_events: 1 - ProcedureContractResult [Line: 259]: Procedure Contract for init_threads Derived contract for procedure init_threads: ((!(0 == \old(p_dw_st)) || c_dr_pc == 2) || !(1 == p_dw_i)) || 0 == p_dw_st - ProcedureContractResult [Line: 544]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 135]: Procedure Contract for do_write_p Derived contract for procedure do_write_p: 1 - ProcedureContractResult [Line: 5]: Procedure Contract for error Derived contract for procedure error: 1 - ProcedureContractResult [Line: 335]: Procedure Contract for fire_time_events Derived contract for procedure fire_time_events: 1 - ProcedureContractResult [Line: 394]: Procedure Contract for eval Derived contract for procedure eval: (2 == \old(c_dr_pc) || !(c_dr_pc == 2)) || !(1 == p_dw_i) - ProcedureContractResult [Line: 447]: Procedure Contract for stop_simulation Derived contract for procedure stop_simulation: 1 - ProcedureContractResult [Line: 81]: Procedure Contract for is_do_read_c_triggered Derived contract for procedure is_do_read_c_triggered: 1 - ProcedureContractResult [Line: 244]: Procedure Contract for update_channels Derived contract for procedure update_channels: 1 - ProcedureContractResult [Line: 297]: Procedure Contract for fire_delta_events Derived contract for procedure fire_delta_events: 1 - ProcedureContractResult [Line: 466]: Procedure Contract for start_simulation Derived contract for procedure start_simulation: 1 - ProcedureContractResult [Line: 52]: Procedure Contract for is_do_write_p_triggered Derived contract for procedure is_do_write_p_triggered: 1 - ProcedureContractResult [Line: 351]: Procedure Contract for reset_time_events Derived contract for procedure reset_time_events: 1 - ProcedureContractResult [Line: 185]: Procedure Contract for do_read_c Derived contract for procedure do_read_c: (2 == \old(c_dr_pc) || (!(c_dr_pc == 2) && q_req_up == \old(q_req_up))) || !(1 == p_dw_i) - ProcedureContractResult [Line: 525]: Procedure Contract for init_model Derived contract for procedure init_model: ((2 == \old(c_dr_pc) || !(0 == p_dw_st)) || 1 == \old(p_dw_i)) || (!(c_dr_pc == 2) && 1 == p_dw_i) - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 267 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 58.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 47.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 769 SDtfs, 2435 SDslu, 411 SDs, 0 SdLazy, 3626 SolverSat, 1072 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 2.1s 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: 6.6s AutomataMinimizationTime, 3 MinimizatonAttempts, 595 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 251 LocationsWithAnnotation, 2367 PreInvPairs, 4002 NumberOfFragments, 3459 HoareAnnotationTreeSize, 2367 FomulaSimplifications, 438317 FormulaSimplificationTreeSizeReduction, 5.1s HoareSimplificationTime, 251 FomulaSimplificationsInter, 15685 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...