/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_1.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:50:49,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:50:49,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:50:49,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:50:49,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:50:49,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:50:49,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:50:49,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:50:49,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:50:49,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:50:49,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:50:49,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:50:49,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:50:49,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:50:49,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:50:49,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:50:49,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:50:49,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:50:49,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:50:49,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:50:49,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:50:49,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:50:49,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:50:49,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:50:49,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:50:49,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:50:49,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:50:49,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:50:49,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:50:49,594 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:50:49,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:50:49,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:50:49,600 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:50:49,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:50:49,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:50:49,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:50:49,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:50:49,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:50:49,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:50:49,601 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:50:49,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:50:49,602 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:50:49,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:50:49,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:50:49,603 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:50:49,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:50:49,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:50:49,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:50:49,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:50:49,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:50:49,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:50:49,605 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:50:49,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:50:49,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:50:49,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:50:49,880 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:50:49,881 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:50:49,881 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2020-07-18 00:50:49,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a602bd385/7ccc460cd4894d90a3ef56386ad24aa5/FLAG0c7023a3a [2020-07-18 00:50:50,331 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:50:50,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2020-07-18 00:50:50,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a602bd385/7ccc460cd4894d90a3ef56386ad24aa5/FLAG0c7023a3a [2020-07-18 00:50:50,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a602bd385/7ccc460cd4894d90a3ef56386ad24aa5 [2020-07-18 00:50:50,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:50:50,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:50:50,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:50:50,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:50:50,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:50:50,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:50:50" (1/1) ... [2020-07-18 00:50:50,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27691e4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:50, skipping insertion in model container [2020-07-18 00:50:50,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:50:50" (1/1) ... [2020-07-18 00:50:50,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:50:50,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:50:50,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:50:50,987 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:50:51,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:50:51,053 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:50:51,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51 WrapperNode [2020-07-18 00:50:51,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:50:51,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:50:51,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:50:51,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:50:51,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (1/1) ... [2020-07-18 00:50:51,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:50:51,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:50:51,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:50:51,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:50:51,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (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 [2020-07-18 00:50:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-18 00:50:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-18 00:50:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-18 00:50:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-18 00:50:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-18 00:50:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-18 00:50:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-18 00:50:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-18 00:50:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-18 00:50:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:50:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:50:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:50:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-18 00:50:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-18 00:50:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-18 00:50:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-18 00:50:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-18 00:50:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-18 00:50:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:50:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:50:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:50:52,086 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:50:52,087 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-18 00:50:52,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:50:52 BoogieIcfgContainer [2020-07-18 00:50:52,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:50:52,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:50:52,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:50:52,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:50:52,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:50:50" (1/3) ... [2020-07-18 00:50:52,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f533b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:50:52, skipping insertion in model container [2020-07-18 00:50:52,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:50:51" (2/3) ... [2020-07-18 00:50:52,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f533b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:50:52, skipping insertion in model container [2020-07-18 00:50:52,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:50:52" (3/3) ... [2020-07-18 00:50:52,101 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_1.cil-2.c [2020-07-18 00:50:52,111 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:50:52,119 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:50:52,134 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:50:52,155 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:50:52,156 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:50:52,156 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:50:52,156 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:50:52,156 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:50:52,157 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:50:52,157 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:50:52,157 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:50:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-07-18 00:50:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-18 00:50:52,207 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:50:52,208 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] [2020-07-18 00:50:52,209 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:50:52,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:50:52,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1485288606, now seen corresponding path program 1 times [2020-07-18 00:50:52,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:50:52,225 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [390118624] [2020-07-18 00:50:52,225 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:50:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {254#(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_free~0 |old(~q_free~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,710 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} ~q_free~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,711 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} ~q_read_ev~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,711 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} ~q_write_ev~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,712 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} ~p_num_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,713 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} ~p_last_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,713 INFO L280 TraceCheckUtils]: 6: Hoare triple {185#true} ~p_dw_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,714 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} ~p_dw_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,714 INFO L280 TraceCheckUtils]: 8: Hoare triple {185#true} ~p_dw_i~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,714 INFO L280 TraceCheckUtils]: 9: Hoare triple {185#true} ~c_num_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,715 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} ~c_last_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,715 INFO L280 TraceCheckUtils]: 11: Hoare triple {185#true} ~c_dr_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,716 INFO L280 TraceCheckUtils]: 12: Hoare triple {185#true} ~c_dr_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,716 INFO L280 TraceCheckUtils]: 13: Hoare triple {185#true} ~c_dr_i~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,717 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} ~a_t~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,717 INFO L280 TraceCheckUtils]: 15: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,718 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {185#true} {185#true} #361#return; {185#true} is VALID [2020-07-18 00:50:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {255#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,789 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} ~q_write_ev~0 := 2; {185#true} is VALID [2020-07-18 00:50:52,790 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} ~q_read_ev~0 := ~q_write_ev~0; {185#true} is VALID [2020-07-18 00:50:52,790 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} ~p_num_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,791 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} ~p_dw_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,791 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} ~p_dw_i~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,791 INFO L280 TraceCheckUtils]: 6: Hoare triple {185#true} ~c_num_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,792 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} ~c_dr_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,792 INFO L280 TraceCheckUtils]: 8: Hoare triple {185#true} ~c_dr_i~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,792 INFO L280 TraceCheckUtils]: 9: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,793 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {185#true} {185#true} #337#return; {185#true} is VALID [2020-07-18 00:50:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {256#(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; {185#true} is VALID [2020-07-18 00:50:52,812 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} ~p_dw_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,813 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} assume 1 == ~c_dr_i~0; {185#true} is VALID [2020-07-18 00:50:52,813 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} ~c_dr_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,813 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,814 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {185#true} {185#true} #355#return; {185#true} is VALID [2020-07-18 00:50:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,824 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~__retres1~2; {185#true} is VALID [2020-07-18 00:50:52,825 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume 0 == ~p_dw_st~0; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,826 INFO L280 TraceCheckUtils]: 2: Hoare triple {227#(= 0 ~p_dw_st~0)} ~__retres1~2 := 1; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,827 INFO L280 TraceCheckUtils]: 3: Hoare triple {227#(= 0 ~p_dw_st~0)} #res := ~__retres1~2; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,827 INFO L280 TraceCheckUtils]: 4: Hoare triple {227#(= 0 ~p_dw_st~0)} assume true; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,829 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {227#(= 0 ~p_dw_st~0)} {185#true} #347#return; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,846 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume !(1 == ~p_dw_pc~0); {185#true} is VALID [2020-07-18 00:50:52,847 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} ~__retres1~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,848 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} #res := ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,848 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,848 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {185#true} {185#true} #343#return; {185#true} is VALID [2020-07-18 00:50:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:50:52,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume !(1 == ~c_dr_pc~0); {185#true} is VALID [2020-07-18 00:50:52,854 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} ~__retres1~1 := 0; {185#true} is VALID [2020-07-18 00:50:52,854 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} #res := ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,855 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,855 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {185#true} {185#true} #345#return; {185#true} is VALID [2020-07-18 00:50:52,855 INFO L280 TraceCheckUtils]: 0: Hoare triple {256#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0; {185#true} is VALID [2020-07-18 00:50:52,856 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} havoc ~tmp___0~0; {185#true} is VALID [2020-07-18 00:50:52,856 INFO L263 TraceCheckUtils]: 2: Hoare triple {185#true} call #t~ret0 := is_do_write_p_triggered(); {185#true} is VALID [2020-07-18 00:50:52,857 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} havoc ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,857 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} assume !(1 == ~p_dw_pc~0); {185#true} is VALID [2020-07-18 00:50:52,857 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} ~__retres1~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,857 INFO L280 TraceCheckUtils]: 6: Hoare triple {185#true} #res := ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,858 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,858 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {185#true} {185#true} #343#return; {185#true} is VALID [2020-07-18 00:50:52,859 INFO L280 TraceCheckUtils]: 9: Hoare triple {185#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {185#true} is VALID [2020-07-18 00:50:52,859 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} ~tmp~0 := #t~ret0; {185#true} is VALID [2020-07-18 00:50:52,859 INFO L280 TraceCheckUtils]: 11: Hoare triple {185#true} havoc #t~ret0; {185#true} is VALID [2020-07-18 00:50:52,860 INFO L280 TraceCheckUtils]: 12: Hoare triple {185#true} assume !(0 != ~tmp~0); {185#true} is VALID [2020-07-18 00:50:52,860 INFO L263 TraceCheckUtils]: 13: Hoare triple {185#true} call #t~ret1 := is_do_read_c_triggered(); {185#true} is VALID [2020-07-18 00:50:52,860 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} havoc ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,861 INFO L280 TraceCheckUtils]: 15: Hoare triple {185#true} assume !(1 == ~c_dr_pc~0); {185#true} is VALID [2020-07-18 00:50:52,861 INFO L280 TraceCheckUtils]: 16: Hoare triple {185#true} ~__retres1~1 := 0; {185#true} is VALID [2020-07-18 00:50:52,861 INFO L280 TraceCheckUtils]: 17: Hoare triple {185#true} #res := ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,862 INFO L280 TraceCheckUtils]: 18: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,862 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {185#true} {185#true} #345#return; {185#true} is VALID [2020-07-18 00:50:52,862 INFO L280 TraceCheckUtils]: 20: Hoare triple {185#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {185#true} is VALID [2020-07-18 00:50:52,863 INFO L280 TraceCheckUtils]: 21: Hoare triple {185#true} ~tmp___0~0 := #t~ret1; {185#true} is VALID [2020-07-18 00:50:52,863 INFO L280 TraceCheckUtils]: 22: Hoare triple {185#true} havoc #t~ret1; {185#true} is VALID [2020-07-18 00:50:52,863 INFO L280 TraceCheckUtils]: 23: Hoare triple {185#true} assume !(0 != ~tmp___0~0); {185#true} is VALID [2020-07-18 00:50:52,864 INFO L280 TraceCheckUtils]: 24: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,864 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {185#true} {186#false} #365#return; {186#false} is VALID [2020-07-18 00:50:52,867 INFO L263 TraceCheckUtils]: 0: Hoare triple {185#true} call ULTIMATE.init(); {254#(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_free~0 |old(~q_free~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-18 00:50:52,868 INFO L280 TraceCheckUtils]: 1: Hoare triple {254#(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_free~0 |old(~q_free~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,868 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} ~q_free~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,868 INFO L280 TraceCheckUtils]: 3: Hoare triple {185#true} ~q_read_ev~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,869 INFO L280 TraceCheckUtils]: 4: Hoare triple {185#true} ~q_write_ev~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,869 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} ~p_num_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,869 INFO L280 TraceCheckUtils]: 6: Hoare triple {185#true} ~p_last_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,870 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} ~p_dw_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,870 INFO L280 TraceCheckUtils]: 8: Hoare triple {185#true} ~p_dw_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,870 INFO L280 TraceCheckUtils]: 9: Hoare triple {185#true} ~p_dw_i~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,870 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} ~c_num_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,871 INFO L280 TraceCheckUtils]: 11: Hoare triple {185#true} ~c_last_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,871 INFO L280 TraceCheckUtils]: 12: Hoare triple {185#true} ~c_dr_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,871 INFO L280 TraceCheckUtils]: 13: Hoare triple {185#true} ~c_dr_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,872 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} ~c_dr_i~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,872 INFO L280 TraceCheckUtils]: 15: Hoare triple {185#true} ~a_t~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,873 INFO L280 TraceCheckUtils]: 16: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,873 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {185#true} {185#true} #361#return; {185#true} is VALID [2020-07-18 00:50:52,873 INFO L263 TraceCheckUtils]: 18: Hoare triple {185#true} call #t~ret8 := main(); {185#true} is VALID [2020-07-18 00:50:52,874 INFO L280 TraceCheckUtils]: 19: Hoare triple {185#true} havoc ~__retres1~3; {185#true} is VALID [2020-07-18 00:50:52,875 INFO L263 TraceCheckUtils]: 20: Hoare triple {185#true} call init_model(); {255#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-18 00:50:52,876 INFO L280 TraceCheckUtils]: 21: Hoare triple {255#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,876 INFO L280 TraceCheckUtils]: 22: Hoare triple {185#true} ~q_write_ev~0 := 2; {185#true} is VALID [2020-07-18 00:50:52,876 INFO L280 TraceCheckUtils]: 23: Hoare triple {185#true} ~q_read_ev~0 := ~q_write_ev~0; {185#true} is VALID [2020-07-18 00:50:52,877 INFO L280 TraceCheckUtils]: 24: Hoare triple {185#true} ~p_num_write~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,877 INFO L280 TraceCheckUtils]: 25: Hoare triple {185#true} ~p_dw_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,877 INFO L280 TraceCheckUtils]: 26: Hoare triple {185#true} ~p_dw_i~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,878 INFO L280 TraceCheckUtils]: 27: Hoare triple {185#true} ~c_num_read~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,878 INFO L280 TraceCheckUtils]: 28: Hoare triple {185#true} ~c_dr_pc~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,878 INFO L280 TraceCheckUtils]: 29: Hoare triple {185#true} ~c_dr_i~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,879 INFO L280 TraceCheckUtils]: 30: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,879 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {185#true} {185#true} #337#return; {185#true} is VALID [2020-07-18 00:50:52,879 INFO L263 TraceCheckUtils]: 32: Hoare triple {185#true} call start_simulation(); {185#true} is VALID [2020-07-18 00:50:52,880 INFO L280 TraceCheckUtils]: 33: Hoare triple {185#true} havoc ~kernel_st~0; {185#true} is VALID [2020-07-18 00:50:52,880 INFO L280 TraceCheckUtils]: 34: Hoare triple {185#true} havoc ~tmp~3; {185#true} is VALID [2020-07-18 00:50:52,880 INFO L280 TraceCheckUtils]: 35: Hoare triple {185#true} ~kernel_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,881 INFO L263 TraceCheckUtils]: 36: Hoare triple {185#true} call init_threads(); {256#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-18 00:50:52,882 INFO L280 TraceCheckUtils]: 37: Hoare triple {256#(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; {185#true} is VALID [2020-07-18 00:50:52,882 INFO L280 TraceCheckUtils]: 38: Hoare triple {185#true} ~p_dw_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,882 INFO L280 TraceCheckUtils]: 39: Hoare triple {185#true} assume 1 == ~c_dr_i~0; {185#true} is VALID [2020-07-18 00:50:52,883 INFO L280 TraceCheckUtils]: 40: Hoare triple {185#true} ~c_dr_st~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,883 INFO L280 TraceCheckUtils]: 41: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,883 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {185#true} {185#true} #355#return; {185#true} is VALID [2020-07-18 00:50:52,884 INFO L280 TraceCheckUtils]: 43: Hoare triple {185#true} assume !false; {185#true} is VALID [2020-07-18 00:50:52,884 INFO L280 TraceCheckUtils]: 44: Hoare triple {185#true} ~kernel_st~0 := 1; {185#true} is VALID [2020-07-18 00:50:52,884 INFO L263 TraceCheckUtils]: 45: Hoare triple {185#true} call eval(); {185#true} is VALID [2020-07-18 00:50:52,885 INFO L280 TraceCheckUtils]: 46: Hoare triple {185#true} havoc ~tmp~1; {185#true} is VALID [2020-07-18 00:50:52,885 INFO L280 TraceCheckUtils]: 47: Hoare triple {185#true} havoc ~tmp___0~1; {185#true} is VALID [2020-07-18 00:50:52,885 INFO L280 TraceCheckUtils]: 48: Hoare triple {185#true} havoc ~tmp___1~0; {185#true} is VALID [2020-07-18 00:50:52,886 INFO L280 TraceCheckUtils]: 49: Hoare triple {185#true} assume !false; {185#true} is VALID [2020-07-18 00:50:52,886 INFO L263 TraceCheckUtils]: 50: Hoare triple {185#true} call #t~ret3 := exists_runnable_thread(); {185#true} is VALID [2020-07-18 00:50:52,886 INFO L280 TraceCheckUtils]: 51: Hoare triple {185#true} havoc ~__retres1~2; {185#true} is VALID [2020-07-18 00:50:52,887 INFO L280 TraceCheckUtils]: 52: Hoare triple {185#true} assume 0 == ~p_dw_st~0; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,888 INFO L280 TraceCheckUtils]: 53: Hoare triple {227#(= 0 ~p_dw_st~0)} ~__retres1~2 := 1; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,889 INFO L280 TraceCheckUtils]: 54: Hoare triple {227#(= 0 ~p_dw_st~0)} #res := ~__retres1~2; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,889 INFO L280 TraceCheckUtils]: 55: Hoare triple {227#(= 0 ~p_dw_st~0)} assume true; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,890 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {227#(= 0 ~p_dw_st~0)} {185#true} #347#return; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,891 INFO L280 TraceCheckUtils]: 57: Hoare triple {227#(= 0 ~p_dw_st~0)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,892 INFO L280 TraceCheckUtils]: 58: Hoare triple {227#(= 0 ~p_dw_st~0)} ~tmp___1~0 := #t~ret3; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,893 INFO L280 TraceCheckUtils]: 59: Hoare triple {227#(= 0 ~p_dw_st~0)} havoc #t~ret3; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,893 INFO L280 TraceCheckUtils]: 60: Hoare triple {227#(= 0 ~p_dw_st~0)} assume 0 != ~tmp___1~0; {227#(= 0 ~p_dw_st~0)} is VALID [2020-07-18 00:50:52,894 INFO L280 TraceCheckUtils]: 61: Hoare triple {227#(= 0 ~p_dw_st~0)} assume !(0 == ~p_dw_st~0); {186#false} is VALID [2020-07-18 00:50:52,894 INFO L280 TraceCheckUtils]: 62: Hoare triple {186#false} assume 0 == ~c_dr_st~0; {186#false} is VALID [2020-07-18 00:50:52,895 INFO L280 TraceCheckUtils]: 63: Hoare triple {186#false} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {186#false} is VALID [2020-07-18 00:50:52,895 INFO L280 TraceCheckUtils]: 64: Hoare triple {186#false} ~tmp___0~1 := #t~nondet5; {186#false} is VALID [2020-07-18 00:50:52,896 INFO L280 TraceCheckUtils]: 65: Hoare triple {186#false} havoc #t~nondet5; {186#false} is VALID [2020-07-18 00:50:52,896 INFO L280 TraceCheckUtils]: 66: Hoare triple {186#false} assume 0 != ~tmp___0~1; {186#false} is VALID [2020-07-18 00:50:52,896 INFO L280 TraceCheckUtils]: 67: Hoare triple {186#false} ~c_dr_st~0 := 1; {186#false} is VALID [2020-07-18 00:50:52,896 INFO L263 TraceCheckUtils]: 68: Hoare triple {186#false} call do_read_c(); {186#false} is VALID [2020-07-18 00:50:52,897 INFO L280 TraceCheckUtils]: 69: Hoare triple {186#false} havoc ~a~0; {186#false} is VALID [2020-07-18 00:50:52,897 INFO L280 TraceCheckUtils]: 70: Hoare triple {186#false} assume 0 == ~c_dr_pc~0; {186#false} is VALID [2020-07-18 00:50:52,897 INFO L280 TraceCheckUtils]: 71: Hoare triple {186#false} assume !false; {186#false} is VALID [2020-07-18 00:50:52,898 INFO L280 TraceCheckUtils]: 72: Hoare triple {186#false} assume !(1 == ~q_free~0); {186#false} is VALID [2020-07-18 00:50:52,898 INFO L280 TraceCheckUtils]: 73: Hoare triple {186#false} ~a~0 := ~q_buf_0~0; {186#false} is VALID [2020-07-18 00:50:52,898 INFO L280 TraceCheckUtils]: 74: Hoare triple {186#false} ~c_last_read~0 := ~a~0; {186#false} is VALID [2020-07-18 00:50:52,899 INFO L280 TraceCheckUtils]: 75: Hoare triple {186#false} ~c_num_read~0 := 1 + ~c_num_read~0; {186#false} is VALID [2020-07-18 00:50:52,899 INFO L280 TraceCheckUtils]: 76: Hoare triple {186#false} ~q_free~0 := 1; {186#false} is VALID [2020-07-18 00:50:52,899 INFO L280 TraceCheckUtils]: 77: Hoare triple {186#false} ~q_read_ev~0 := 1; {186#false} is VALID [2020-07-18 00:50:52,900 INFO L263 TraceCheckUtils]: 78: Hoare triple {186#false} call immediate_notify_threads(); {256#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-18 00:50:52,900 INFO L280 TraceCheckUtils]: 79: Hoare triple {256#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0; {185#true} is VALID [2020-07-18 00:50:52,900 INFO L280 TraceCheckUtils]: 80: Hoare triple {185#true} havoc ~tmp___0~0; {185#true} is VALID [2020-07-18 00:50:52,901 INFO L263 TraceCheckUtils]: 81: Hoare triple {185#true} call #t~ret0 := is_do_write_p_triggered(); {185#true} is VALID [2020-07-18 00:50:52,901 INFO L280 TraceCheckUtils]: 82: Hoare triple {185#true} havoc ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,901 INFO L280 TraceCheckUtils]: 83: Hoare triple {185#true} assume !(1 == ~p_dw_pc~0); {185#true} is VALID [2020-07-18 00:50:52,902 INFO L280 TraceCheckUtils]: 84: Hoare triple {185#true} ~__retres1~0 := 0; {185#true} is VALID [2020-07-18 00:50:52,902 INFO L280 TraceCheckUtils]: 85: Hoare triple {185#true} #res := ~__retres1~0; {185#true} is VALID [2020-07-18 00:50:52,902 INFO L280 TraceCheckUtils]: 86: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,902 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {185#true} {185#true} #343#return; {185#true} is VALID [2020-07-18 00:50:52,903 INFO L280 TraceCheckUtils]: 88: Hoare triple {185#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {185#true} is VALID [2020-07-18 00:50:52,903 INFO L280 TraceCheckUtils]: 89: Hoare triple {185#true} ~tmp~0 := #t~ret0; {185#true} is VALID [2020-07-18 00:50:52,903 INFO L280 TraceCheckUtils]: 90: Hoare triple {185#true} havoc #t~ret0; {185#true} is VALID [2020-07-18 00:50:52,904 INFO L280 TraceCheckUtils]: 91: Hoare triple {185#true} assume !(0 != ~tmp~0); {185#true} is VALID [2020-07-18 00:50:52,904 INFO L263 TraceCheckUtils]: 92: Hoare triple {185#true} call #t~ret1 := is_do_read_c_triggered(); {185#true} is VALID [2020-07-18 00:50:52,904 INFO L280 TraceCheckUtils]: 93: Hoare triple {185#true} havoc ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,905 INFO L280 TraceCheckUtils]: 94: Hoare triple {185#true} assume !(1 == ~c_dr_pc~0); {185#true} is VALID [2020-07-18 00:50:52,905 INFO L280 TraceCheckUtils]: 95: Hoare triple {185#true} ~__retres1~1 := 0; {185#true} is VALID [2020-07-18 00:50:52,905 INFO L280 TraceCheckUtils]: 96: Hoare triple {185#true} #res := ~__retres1~1; {185#true} is VALID [2020-07-18 00:50:52,906 INFO L280 TraceCheckUtils]: 97: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,906 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {185#true} {185#true} #345#return; {185#true} is VALID [2020-07-18 00:50:52,906 INFO L280 TraceCheckUtils]: 99: Hoare triple {185#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {185#true} is VALID [2020-07-18 00:50:52,907 INFO L280 TraceCheckUtils]: 100: Hoare triple {185#true} ~tmp___0~0 := #t~ret1; {185#true} is VALID [2020-07-18 00:50:52,907 INFO L280 TraceCheckUtils]: 101: Hoare triple {185#true} havoc #t~ret1; {185#true} is VALID [2020-07-18 00:50:52,907 INFO L280 TraceCheckUtils]: 102: Hoare triple {185#true} assume !(0 != ~tmp___0~0); {185#true} is VALID [2020-07-18 00:50:52,908 INFO L280 TraceCheckUtils]: 103: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-18 00:50:52,908 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {185#true} {186#false} #365#return; {186#false} is VALID [2020-07-18 00:50:52,908 INFO L280 TraceCheckUtils]: 105: Hoare triple {186#false} ~q_read_ev~0 := 2; {186#false} is VALID [2020-07-18 00:50:52,909 INFO L280 TraceCheckUtils]: 106: Hoare triple {186#false} assume !(~p_last_write~0 == ~c_last_read~0); {186#false} is VALID [2020-07-18 00:50:52,909 INFO L263 TraceCheckUtils]: 107: Hoare triple {186#false} call error(); {186#false} is VALID [2020-07-18 00:50:52,909 INFO L280 TraceCheckUtils]: 108: Hoare triple {186#false} assume !false; {186#false} is VALID [2020-07-18 00:50:52,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:50:52,958 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:50:52,960 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [390118624] [2020-07-18 00:50:52,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:50:52,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-18 00:50:52,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174434150] [2020-07-18 00:50:52,969 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2020-07-18 00:50:52,973 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:50:52,977 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 00:50:53,104 WARN L140 InductivityCheck]: Transition 270#(and (= 2 ~q_read_ev~0) (not (= ~c_last_read~0 ~p_last_write~0))) ( _ , assume !false; , 186#false ) not inductive [2020-07-18 00:50:53,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:50:53,106 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: inductivity failed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.checkInductivity(InductivityCheck.java:103) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.(InductivityCheck.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.constructInterpolantAutomaton(BasicCegarLoop.java:583) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-18 00:50:53,111 INFO L168 Benchmark]: Toolchain (without parser) took 2387.26 ms. Allocated memory was 146.8 MB in the beginning and 233.8 MB in the end (delta: 87.0 MB). Free memory was 103.9 MB in the beginning and 120.6 MB in the end (delta: -16.7 MB). Peak memory consumption was 70.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,112 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.32 ms. Allocated memory is still 146.8 MB. Free memory was 103.5 MB in the beginning and 90.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,114 INFO L168 Benchmark]: Boogie Preprocessor took 159.46 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 90.7 MB in the beginning and 181.0 MB in the end (delta: -90.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,115 INFO L168 Benchmark]: RCFGBuilder took 876.63 ms. Allocated memory is still 203.4 MB. Free memory was 180.4 MB in the beginning and 125.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,116 INFO L168 Benchmark]: TraceAbstraction took 1014.53 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 125.1 MB in the beginning and 120.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2020-07-18 00:50:53,120 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 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 328.32 ms. Allocated memory is still 146.8 MB. Free memory was 103.5 MB in the beginning and 90.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 159.46 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 90.7 MB in the beginning and 181.0 MB in the end (delta: -90.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 876.63 ms. Allocated memory is still 203.4 MB. Free memory was 180.4 MB in the beginning and 125.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1014.53 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 125.1 MB in the beginning and 120.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: inductivity failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: inductivity failed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...