java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:09:56,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:09:56,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:09:56,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:09:56,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:09:56,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:09:56,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:09:56,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:09:56,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:09:56,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:09:56,562 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:09:56,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:09:56,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:09:56,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:09:56,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:09:56,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:09:56,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:09:56,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:09:56,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:09:56,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:09:56,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:09:56,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:09:56,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:09:56,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:09:56,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:09:56,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:09:56,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:09:56,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:09:56,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:09:56,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:09:56,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:09:56,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:09:56,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:09:56,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:09:56,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:09:56,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:09:56,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:09:56,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:09:56,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:09:56,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:09:56,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:09:56,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:09:56,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:09:56,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:09:56,635 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:09:56,635 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:09:56,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2019-08-09 14:09:56,636 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl' [2019-08-09 14:09:56,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:09:56,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:09:56,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:09:56,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:09:56,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:09:56,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (1/1) ... [2019-08-09 14:09:56,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:09:56,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:09:56,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:09:56,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:09:56,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:56" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-09 14:09:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:09:56,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:09:57,435 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:09:57,435 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:09:57,438 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:57 BoogieIcfgContainer [2019-08-09 14:09:57,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:09:57,439 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:09:57,439 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:09:57,439 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:09:57,441 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,764 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:09:57,774 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:09:57,783 INFO L168 Benchmark]: Toolchain (without parser) took 1091.43 ms. Allocated memory was 130.0 MB in the beginning and 174.6 MB in the end (delta: 44.6 MB). Free memory was 104.6 MB in the beginning and 134.0 MB in the end (delta: -29.4 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:57,784 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:09:57,787 INFO L168 Benchmark]: Boogie Preprocessor took 49.55 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 102.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:57,788 INFO L168 Benchmark]: RCFGBuilder took 702.33 ms. Allocated memory is still 130.0 MB. Free memory was 102.1 MB in the beginning and 69.3 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:57,791 INFO L168 Benchmark]: Symbolic Interpretation took 336.17 ms. Allocated memory was 130.0 MB in the beginning and 174.6 MB in the end (delta: 44.6 MB). Free memory was 69.3 MB in the beginning and 134.0 MB in the end (delta: -64.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:57,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 312]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 18#(and (< ULTIMATE.start_main_~i2~82 6) (or (and (= |ULTIMATE.start_assert_#in~arg| 1) (not (= 0 ULTIMATE.start_main_~c1~82))) (and (= 0 ULTIMATE.start_main_~c1~82) (= |ULTIMATE.start_assert_#in~arg| 0))) (or (and (<= 0 (+ ~id3 128)) (= 1 ULTIMATE.start_main_~i2~82) (not (= ~id2 ~id1)) (= ~nomsg ULTIMATE.start_node3_~m3~28) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (= ~p2_old ~nomsg) (<= 0 (+ ~id1 128)) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~39) (<= 0 ~id3) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (<= 0 (+ ~st1 128)) (not (= ~nomsg ~send2)) (not (= 0 (mod ~alive2 256))) (= ~p1_old ~nomsg) (= ULTIMATE.start_node2_~m2~17 ~nomsg) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (= ULTIMATE.start_init_~tmp~39 1) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= ~send3 127) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (<= 0 (+ ~st3 128)) (<= ~st3 127) (= ~p3_old ~nomsg) (= ~mode3 0) (<= 0 (+ ~id2 128)) (<= ~send1 127) (<= 0 (+ ~send3 128)) (<= ~id2 127) (<= 0 ~id2) (= ~mode1 0) (= ~mode2 0) (= 0 ~st3) (<= ~st1 127) (<= ~id3 127) (= ~send1 ~id1) (<= (+ ~st3 ~st2 ~st1) 1) (= ~r1 1) (= (mod ~alive3 256) 0) (not (= ~id3 ~id1)) (= 0 (mod ~alive1 256)) (= ~nomsg (- 1)) (<= 0 (+ ~st2 128)) (or (and (= (+ (mod ~send2 256) (- 256)) ULTIMATE.start_node3_~m3~28) (not (<= (mod ~send2 256) 127))) (and (<= (mod ~send2 256) 127) (= ULTIMATE.start_node3_~m3~28 (mod ~send2 256)))) (<= 1 (+ (mod ~alive2 256) (mod ~alive3 256) (mod ~alive1 256))) (not (= |ULTIMATE.start_init_#res| 0))) (and (<= 0 (+ ~id3 128)) (not (= ~id2 ~id1)) (= ~nomsg ULTIMATE.start_node3_~m3~28) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (<= 0 (+ ~id1 128)) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~39) (= 0 ULTIMATE.start_main_~i2~82) (<= 0 ~id3) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (<= 0 (+ ~st1 128)) (not (= ~nomsg ~send2)) (not (= 0 (mod ~alive2 256))) (= ~p1_old ~nomsg) (= ULTIMATE.start_node2_~m2~17 ~nomsg) (or (and (not (<= (mod ~send2 256) 127)) (= (+ (mod ~send2 256) (- 256)) ~p2_old)) (and (= ~p2_old (mod ~send2 256)) (<= (mod ~send2 256) 127))) (<= ~r1 127) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (= ULTIMATE.start_init_~tmp~39 1) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= ~send3 127) (<= 0 (+ ~st3 128)) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (= ~mode3 1) (<= ~st3 127) (= ~p3_old ~nomsg) (= ~r1 0) (<= 0 (+ ~r1 128)) (<= 0 (+ ~id2 128)) (<= ~send1 127) (<= 0 (+ ~send3 128)) (<= ~id2 127) (<= 0 ~id2) (= ~mode1 1) (= 0 ~st3) (<= ~st1 127) (<= ~id3 127) (= ~send1 ~id1) (= (mod ~alive3 256) 0) (= ~mode2 1) (not (= ~id3 ~id1)) (= 0 (mod ~alive1 256)) (= ~nomsg (- 1)) (<= 0 (+ ~st2 128)) (<= 1 (+ (mod ~alive2 256) (mod ~alive3 256) (mod ~alive1 256))) (not (= |ULTIMATE.start_init_#res| 0)))) (= ULTIMATE.start_main_~c1~82 |ULTIMATE.start_check_#res|) (<= (+ ~st3 ~st2 ~st1) 1) (<= 0 (+ ULTIMATE.start_main_~c1~82 2147483648)) (= ~p1_new ~nomsg) (= |ULTIMATE.start_assert_#in~arg| ULTIMATE.start_assert_~arg) (= ~p2_new ~nomsg) (or (and (= 1 ULTIMATE.start_check_~tmp~75) (< ~r1 3)) (and (not (= (+ ~st3 ~st2 ~st1) 1)) (= 0 ULTIMATE.start_check_~tmp~75) (not (< ~r1 3)))) (= ~p3_new ~nomsg) (= 0 (mod ULTIMATE.start_assert_~arg 256)) (<= ULTIMATE.start_main_~c1~82 2147483647) (= ULTIMATE.start_check_~tmp~75 |ULTIMATE.start_check_#res|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.55 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 102.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 702.33 ms. Allocated memory is still 130.0 MB. Free memory was 102.1 MB in the beginning and 69.3 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 336.17 ms. Allocated memory was 130.0 MB in the beginning and 174.6 MB in the end (delta: 44.6 MB). Free memory was 69.3 MB in the beginning and 134.0 MB in the end (delta: -64.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...