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.5.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:09:57,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:09:57,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:09:57,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:09:57,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:09:57,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:09:57,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:09:57,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:09:57,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:09:57,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:09:57,543 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:09:57,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:09:57,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:09:57,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:09:57,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:09:57,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:09:57,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:09:57,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:09:57,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:09:57,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:09:57,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:09:57,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:09:57,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:09:57,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:09:57,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:09:57,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:09:57,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:09:57,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:09:57,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:09:57,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:09:57,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:09:57,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:09:57,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:09:57,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:09:57,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:09:57,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:09:57,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:09:57,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:09:57,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:09:57,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:09:57,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:09:57,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:09:57,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:09:57,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:09:57,615 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:09:57,616 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:09:57,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl [2019-08-09 14:09:57,617 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl' [2019-08-09 14:09:57,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:09:57,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:09:57,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:09:57,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:09:57,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:09:57,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (1/1) ... [2019-08-09 14:09:57,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:09:57,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:09:57,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:09:57,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:09:57,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:57" (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 14:09:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:09:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:09:58,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:09:58,642 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:09:58,644 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:58 BoogieIcfgContainer [2019-08-09 14:09:58,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:09:58,645 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:09:58,645 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:09:58,645 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:09:58,646 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:58" (1/1) ... [2019-08-09 14:09:58,833 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:09:58,840 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:09:58,844 INFO L168 Benchmark]: Toolchain (without parser) took 1160.32 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 107.5 MB in the beginning and 135.6 MB in the end (delta: -28.1 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:58,846 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:09:58,847 INFO L168 Benchmark]: Boogie Preprocessor took 81.43 ms. Allocated memory is still 132.1 MB. Free memory was 107.5 MB in the beginning and 104.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:58,850 INFO L168 Benchmark]: RCFGBuilder took 879.33 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 104.9 MB in the beginning and 148.3 MB in the end (delta: -43.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:58,851 INFO L168 Benchmark]: Symbolic Interpretation took 195.89 ms. Allocated memory is still 172.5 MB. Free memory was 148.3 MB in the beginning and 135.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:58,857 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 467]: 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 12#(and (<= ~st5 127) (= ULTIMATE.start_main_~i2~135 0) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (= ULTIMATE.start_init_~tmp~62 1) (= ULTIMATE.start_check_~tmp~128 |ULTIMATE.start_check_#res|) (<= ~send4 127) (<= 0 ~id3) (<= 0 (+ ~id5 128)) (<= ~send5 127) (= ~send2 ~id2) (= ~mode5 1) (= ~nomsg ULTIMATE.start_node3_~m3~29) (<= 0 (+ ~st1 128)) (<= ULTIMATE.start_main_~c1~135 2147483647) (<= 0 (+ ~st5 128)) (<= 0 (+ ~send5 128)) (= ~nomsg ULTIMATE.start_node4_~m4~40) (or (and (not (< ~r1 5)) (= 0 ULTIMATE.start_check_~tmp~128) (not (= 1 (+ ~st4 ~st3 ~st5 ~st2 ~st1)))) (and (< ~r1 5) (= 1 ULTIMATE.start_check_~tmp~128))) (<= 0 (+ ~st4 128)) (= ~p1_old ~nomsg) (= |ULTIMATE.start_assert_#in~arg| ULTIMATE.start_assert_~arg) (= ~send5 ~id5) (<= ~id4 127) (= ~p2_new ~nomsg) (= ~send3 ~id3) (= 0 ~st1) (= 0 ~st2) (<= ~st2 127) (<= ~send3 127) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (not (= ~nomsg ~send3)) (<= ~st3 127) (= ~mode4 1) (= 0 ~st5) (<= 0 (+ ~id2 128)) (not (= (mod ~alive3 256) 0)) (<= ~send1 127) (<= ~id2 127) (<= 0 ~id2) (= ~p4_new ~nomsg) (not (= ~id5 ~id1)) (= 0 (mod ~alive5 256)) (not (= ~id4 ~id2)) (not (= ~id5 ~id3)) (= 0 ~st3) (<= ~st1 127) (<= ~id3 127) (= ULTIMATE.start_node2_~m2~18 ~nomsg) (= ~mode2 1) (not (= ~id3 ~id1)) (= 0 (mod ULTIMATE.start_assert_~arg 256)) (not (= ~id4 ~id1)) (= (mod ~alive4 256) 0) (= ~send4 ~id4) (<= 0 (+ ~id3 128)) (<= ~id5 127) (not (= ~id2 ~id1)) (= ULTIMATE.start_main_~c1~135 |ULTIMATE.start_check_#res|) (not (= ~id4 ~id3)) (<= ~send2 127) (not (= ~id5 ~id2)) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~62) (= ~p2_old ~nomsg) (<= 0 (+ ~id1 128)) (<= ~st4 127) (<= 0 ~id1) (<= ~id1 127) (<= 0 ~id5) (not (= ~id5 ~id4)) (<= 0 (+ ULTIMATE.start_main_~c1~135 2147483648)) (= ~p4_old ~nomsg) (<= 0 (+ ~id4 128)) (= 0 ~st4) (= ~p3_new ~nomsg) (<= 0 (+ ~send1 128)) (<= 1 (+ (mod ~alive5 256) (mod ~alive4 256) (mod ~alive2 256) (mod ~alive3 256) (mod ~alive1 256))) (<= |ULTIMATE.start_init_#res| 2147483647) (not (= ~id3 ~id2)) (<= 0 (+ ~send2 128)) (<= 0 (+ ~send4 128)) (<= 0 (+ ~st3 128)) (= 0 (mod ~alive2 256)) (= ~mode3 1) (or (and (<= (mod ~send3 256) 127) (= ~p3_old (mod ~send3 256))) (and (not (<= (mod ~send3 256) 127)) (= ~p3_old (+ (mod ~send3 256) (- 256))))) (= ~r1 0) (= ~p1_new ~nomsg) (<= (+ ~st4 ~st3 ~st5 ~st2 ~st1) 1) (<= 0 (+ ~send3 128)) (< ULTIMATE.start_main_~i2~135 10) (= ~mode1 1) (= ~p5_old ~nomsg) (<= 0 ~id4) (= ~send1 ~id1) (= 0 (mod ~alive1 256)) (= ULTIMATE.start_node5_~m5~51 ~nomsg) (= ~nomsg (- 1)) (<= 0 (+ ~st2 128)) (= ~p5_new ~nomsg) (or (and (= |ULTIMATE.start_assert_#in~arg| 0) (= ULTIMATE.start_main_~c1~135 0)) (and (not (= ULTIMATE.start_main_~c1~135 0)) (= |ULTIMATE.start_assert_#in~arg| 1))) (not (= |ULTIMATE.start_init_#res| 0))). 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 132.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.43 ms. Allocated memory is still 132.1 MB. Free memory was 107.5 MB in the beginning and 104.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 879.33 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 104.9 MB in the beginning and 148.3 MB in the end (delta: -43.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 195.89 ms. Allocated memory is still 172.5 MB. Free memory was 148.3 MB in the beginning and 135.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...