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/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:06:49,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:06:49,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:06:49,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:06:49,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:06:49,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:06:49,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:06:49,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:06:49,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:06:49,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:06:49,479 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:06:49,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:06:49,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:06:49,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:06:49,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:06:49,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:06:49,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:06:49,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:06:49,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:06:49,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:06:49,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:06:49,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:06:49,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:06:49,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:06:49,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:06:49,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:06:49,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:06:49,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:06:49,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:06:49,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:06:49,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:06:49,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:06:49,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:06:49,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:06:49,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:06:49,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:06:49,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:06:49,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:06:49,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:06:49,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:06:49,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:06:49,506 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 13:06:49,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:06:49,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:06:49,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:06:49,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:06:49,523 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:06:49,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:06:49,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:06:49,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:06:49,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:06:49,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:06:49,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:06:49,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:06:49,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:06:49,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:06:49,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:06:49,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:06:49,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:06:49,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:06:49,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:06:49,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:06:49,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:06:49,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:06:49,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:06:49,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:06:49,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:06:49,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:06:49,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:06:49,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:06:49,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:06:49,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:06:49,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:06:49,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:06:49,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:06:49,581 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:06:49,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-08-08 13:06:49,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b79ed22/341fe6e55cd340038c8214577dd3bc66/FLAG66598a77a [2019-08-08 13:06:50,182 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:06:50,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-08-08 13:06:50,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b79ed22/341fe6e55cd340038c8214577dd3bc66/FLAG66598a77a [2019-08-08 13:06:50,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b79ed22/341fe6e55cd340038c8214577dd3bc66 [2019-08-08 13:06:50,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:06:50,505 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:06:50,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:06:50,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:06:50,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:06:50,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:50,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f9fa1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50, skipping insertion in model container [2019-08-08 13:06:50,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:50,521 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:06:50,569 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:06:50,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:06:50,805 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:06:50,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:06:50,991 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:06:50,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50 WrapperNode [2019-08-08 13:06:50,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:06:50,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:06:50,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:06:50,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:06:51,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (1/1) ... [2019-08-08 13:06:51,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:06:51,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:06:51,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:06:51,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:06:51,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:50" (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 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-08 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-08 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-08 13:06:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-08 13:06:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-08 13:06:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-08 13:06:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:06:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:06:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:06:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-08 13:06:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-08 13:06:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-08 13:06:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:06:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:06:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:06:52,172 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:06:52,172 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:06:52,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:06:52 BoogieIcfgContainer [2019-08-08 13:06:52,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:06:52,174 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:06:52,174 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:06:52,174 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:06:52,175 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:06:52" (1/1) ... [2019-08-08 13:06:52,186 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:06:52,188 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:06:52,199 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:06:52,206 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:06:52,208 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:06:52,268 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 140 [2019-08-08 13:06:52,622 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 162 [2019-08-08 13:06:52,626 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:06:52,626 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:06:52,633 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 418#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (or (and (= 1 ~mode4~0) (exists ((|v_node4_#t~ite3_5| Int) (v_~mode4~0_16 Int) (v_node4_~m4~0_BEFORE_RETURN_4 Int) (v_~p4_new~0_15 Int)) (and (or (and (= ~nomsg~0 v_node4_~m4~0_BEFORE_RETURN_4) (= ~send4~0 |v_node4_#t~ite3_5|) (= (mod v_~mode4~0_16 256) 0) (not (= ~send4~0 ~nomsg~0)) (= v_~p4_new~0_15 ~nomsg~0)) (and (= ~nomsg~0 v_node4_~m4~0_BEFORE_RETURN_4) (= v_~p4_new~0_15 |v_node4_#t~ite3_5|) (= (mod v_~mode4~0_16 256) 0) (or (not (= v_~p4_new~0_15 ~nomsg~0)) (= ~send4~0 ~nomsg~0)))) (= ~p4_old~0 (ite (<= (mod |v_node4_#t~ite3_5| 256) 127) (mod |v_node4_#t~ite3_5| 256) (+ (mod |v_node4_#t~ite3_5| 256) (- 256))))))) (= 0 ~mode4~0)) (exists ((v_main_~c1~0_BEFORE_CALL_1 Int)) (and (<= v_main_~c1~0_BEFORE_CALL_1 2147483647) (= (ite (= 0 v_main_~c1~0_BEFORE_CALL_1) 0 1) |assert_#in~arg|) (<= 0 (+ v_main_~c1~0_BEFORE_CALL_1 2147483648)))) (= (mod assert_~arg 256) 0) (or (and (= 1 ~mode3~0) (exists ((v_~mode3~0_16 Int) (v_~p3_new~0_15 Int) (v_node3_~m3~0_BEFORE_RETURN_4 Int) (|v_node3_#t~ite2_5| Int)) (and (= ~p3_old~0 (ite (<= (mod |v_node3_#t~ite2_5| 256) 127) (mod |v_node3_#t~ite2_5| 256) (+ (mod |v_node3_#t~ite2_5| 256) (- 256)))) (or (and (= v_~p3_new~0_15 ~nomsg~0) (= ~nomsg~0 v_node3_~m3~0_BEFORE_RETURN_4) (= ~send3~0 |v_node3_#t~ite2_5|) (not (= ~send3~0 ~nomsg~0)) (= (mod v_~mode3~0_16 256) 0)) (and (= ~nomsg~0 v_node3_~m3~0_BEFORE_RETURN_4) (= v_~p3_new~0_15 |v_node3_#t~ite2_5|) (or (= ~send3~0 ~nomsg~0) (not (= v_~p3_new~0_15 ~nomsg~0))) (= (mod v_~mode3~0_16 256) 0)))))) (= 0 ~mode3~0)) (or (and (= 1 ~mode2~0) (exists ((v_~mode2~0_16 Int) (v_~p2_new~0_15 Int) (v_node2_~m2~0_BEFORE_RETURN_4 Int) (|v_node2_#t~ite1_5| Int)) (and (or (and (= ~send2~0 |v_node2_#t~ite1_5|) (= v_~p2_new~0_15 ~nomsg~0) (= ~nomsg~0 v_node2_~m2~0_BEFORE_RETURN_4) (= (mod v_~mode2~0_16 256) 0) (not (= ~send2~0 ~nomsg~0))) (and (= ~nomsg~0 v_node2_~m2~0_BEFORE_RETURN_4) (or (not (= v_~p2_new~0_15 ~nomsg~0)) (= ~send2~0 ~nomsg~0)) (= (mod v_~mode2~0_16 256) 0) (= v_~p2_new~0_15 |v_node2_#t~ite1_5|))) (= (ite (<= (mod |v_node2_#t~ite1_5| 256) 127) (mod |v_node2_#t~ite1_5| 256) (+ (mod |v_node2_#t~ite1_5| 256) (- 256))) ~p2_old~0)))) (= 0 ~mode2~0)) (exists ((v_main_~c1~0_9 Int)) (and (<= 0 (+ v_main_~c1~0_9 2147483648)) (<= v_main_~c1~0_9 2147483647) (not (= 0 (mod (ite (= 0 v_main_~c1~0_9) 0 1) 256))))) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (= 0 ~mode1~0) (and (= 1 ~mode1~0) (exists ((|v_node1_#t~ite0_5| Int) (v_node1_~m1~0_BEFORE_RETURN_4 Int) (v_~mode1~0_16 Int) (v_~p1_new~0_15 Int)) (and (= (ite (<= (mod |v_node1_#t~ite0_5| 256) 127) (mod |v_node1_#t~ite0_5| 256) (+ (mod |v_node1_#t~ite0_5| 256) (- 256))) ~p1_old~0) (or (and (not (= ~send1~0 ~nomsg~0)) (= ~send1~0 |v_node1_#t~ite0_5|) (= ~nomsg~0 v_~p1_new~0_15) (= ~nomsg~0 v_node1_~m1~0_BEFORE_RETURN_4) (= (mod v_~mode1~0_16 256) 0)) (and (= ~nomsg~0 v_node1_~m1~0_BEFORE_RETURN_4) (= v_~p1_new~0_15 |v_node1_#t~ite0_5|) (or (not (= ~nomsg~0 v_~p1_new~0_15)) (= ~send1~0 ~nomsg~0)) (= (mod v_~mode1~0_16 256) 0)))))))) [2019-08-08 13:06:52,634 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:06:52,643 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:06:52,647 INFO L168 Benchmark]: Toolchain (without parser) took 2140.20 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.6 MB in the beginning and 99.0 MB in the end (delta: -11.4 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,648 INFO L168 Benchmark]: CDTParser took 0.20 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.15 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.4 MB in the beginning and 175.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,652 INFO L168 Benchmark]: Boogie Preprocessor took 52.87 ms. Allocated memory is still 201.9 MB. Free memory was 175.7 MB in the beginning and 173.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,654 INFO L168 Benchmark]: RCFGBuilder took 1127.63 ms. Allocated memory is still 201.9 MB. Free memory was 173.2 MB in the beginning and 137.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,656 INFO L168 Benchmark]: Symbolic Interpretation took 469.82 ms. Allocated memory is still 201.9 MB. Free memory was 137.9 MB in the beginning and 99.0 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:52,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 399]: 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 0.20 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 486.15 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.4 MB in the beginning and 175.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.87 ms. Allocated memory is still 201.9 MB. Free memory was 175.7 MB in the beginning and 173.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1127.63 ms. Allocated memory is still 201.9 MB. Free memory was 173.2 MB in the beginning and 137.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 469.82 ms. Allocated memory is still 201.9 MB. Free memory was 137.9 MB in the beginning and 99.0 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...