java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:25:16,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:25:16,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:25:16,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:25:16,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:25:16,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:25:16,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:25:16,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:25:16,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:25:16,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:25:16,396 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:25:16,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:25:16,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:25:16,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:25:16,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:25:16,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:25:16,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:25:16,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:25:16,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:25:16,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:25:16,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:25:16,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:25:16,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:25:16,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:25:16,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:25:16,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:25:16,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:25:16,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:25:16,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:25:16,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:25:16,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:25:16,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:25:16,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:25:16,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:25:16,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:25:16,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:25:16,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:25:16,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:25:16,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:25:16,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:25:16,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:25:16,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 12:25:16,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:25:16,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:25:16,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:25:16,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:25:16,469 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:25:16,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:25:16,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:25:16,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:25:16,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:25:16,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:25:16,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:25:16,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:25:16,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:25:16,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:25:16,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:25:16,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:25:16,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:25:16,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:25:16,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:25:16,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:25:16,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:25:16,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:25:16,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:25:16,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:25:16,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:25:16,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:25:16,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:25:16,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:25:16,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:25:16,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:25:16,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:25:16,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:25:16,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:25:16,536 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:25:16,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c [2019-08-08 12:25:16,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c094564/c286d62a65fe436cab20883f2d288062/FLAG4488d2118 [2019-08-08 12:25:17,104 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:25:17,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c [2019-08-08 12:25:17,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c094564/c286d62a65fe436cab20883f2d288062/FLAG4488d2118 [2019-08-08 12:25:17,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c094564/c286d62a65fe436cab20883f2d288062 [2019-08-08 12:25:17,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:25:17,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:25:17,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:25:17,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:25:17,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:25:17,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21039165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17, skipping insertion in model container [2019-08-08 12:25:17,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,489 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:25:17,542 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:25:17,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:25:17,778 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:25:17,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:25:17,924 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:25:17,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17 WrapperNode [2019-08-08 12:25:17,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:25:17,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:25:17,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:25:17,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:25:17,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (1/1) ... [2019-08-08 12:25:17,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:25:17,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:25:17,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:25:17,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:25:17,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:25:17" (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 [2019-08-08 12:25:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:25:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:25:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-08-08 12:25:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2019-08-08 12:25:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-08-08 12:25:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-08-08 12:25:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-08-08 12:25:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-08-08 12:25:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-08-08 12:25:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:25:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:25:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:25:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-08-08 12:25:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2019-08-08 12:25:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-08-08 12:25:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-08-08 12:25:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-08-08 12:25:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-08-08 12:25:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-08-08 12:25:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:25:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:25:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:25:19,021 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:25:19,021 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-08 12:25:19,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:25:19 BoogieIcfgContainer [2019-08-08 12:25:19,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:25:19,024 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:25:19,024 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:25:19,024 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:25:19,025 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:25:19" (1/1) ... [2019-08-08 12:25:19,037 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:25:19,040 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:25:19,048 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:25:19,056 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:25:19,058 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:25:19,116 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 70 [2019-08-08 12:25:19,130 INFO L185 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 68 [2019-08-08 12:25:19,523 INFO L185 IcfgInterpreter]: Interpreting procedure eval with input of size 48 [2019-08-08 12:25:19,576 INFO L185 IcfgInterpreter]: Interpreting procedure do_read_c with input of size 35 [2019-08-08 12:25:19,620 INFO L185 IcfgInterpreter]: Interpreting procedure error with input of size 35 [2019-08-08 12:25:19,621 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:25:19,621 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:25:19,626 INFO L179 IcfgInterpreter]: Location errorErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 825#(or (and (= 1 ~q_req_up~0) (not (= ~c_dr_pc~0 0)) (not (= ~c_num_read~0 ~p_num_write~0)) (= ~c_last_read~0 ~p_last_write~0) (= ~c_dr_pc~0 1) (exists ((v_eval_~tmp___0~2_BEFORE_CALL_1 Int)) (and (<= v_eval_~tmp___0~2_BEFORE_CALL_1 2147483647) (<= 0 (+ v_eval_~tmp___0~2_BEFORE_CALL_1 2147483648)) (not (= 0 v_eval_~tmp___0~2_BEFORE_CALL_1)))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_st~0 1)) (and (= 1 ~q_req_up~0) (not (= ~c_dr_pc~0 0)) (= ~c_dr_pc~0 1) (exists ((v_eval_~tmp___0~2_BEFORE_CALL_1 Int)) (and (<= v_eval_~tmp___0~2_BEFORE_CALL_1 2147483647) (<= 0 (+ v_eval_~tmp___0~2_BEFORE_CALL_1 2147483648)) (not (= 0 v_eval_~tmp___0~2_BEFORE_CALL_1)))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_st~0 1) (not (= ~c_last_read~0 ~p_last_write~0)))) [2019-08-08 12:25:19,630 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:25:19,641 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:25:19,644 INFO L168 Benchmark]: Toolchain (without parser) took 2171.15 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 105.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,646 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.13 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 176.4 MB in the end (delta: -88.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,650 INFO L168 Benchmark]: Boogie Preprocessor took 50.26 ms. Allocated memory is still 200.3 MB. Free memory was 176.4 MB in the beginning and 174.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,651 INFO L168 Benchmark]: RCFGBuilder took 1047.31 ms. Allocated memory is still 200.3 MB. Free memory was 173.6 MB in the beginning and 143.1 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,652 INFO L168 Benchmark]: Symbolic Interpretation took 617.53 ms. Allocated memory is still 200.3 MB. Free memory was 143.1 MB in the beginning and 105.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-08-08 12:25:19,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 452.13 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 176.4 MB in the end (delta: -88.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.26 ms. Allocated memory is still 200.3 MB. Free memory was 176.4 MB in the beginning and 174.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1047.31 ms. Allocated memory is still 200.3 MB. Free memory was 173.6 MB in the beginning and 143.1 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 617.53 ms. Allocated memory is still 200.3 MB. Free memory was 143.1 MB in the beginning and 105.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...