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/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:14:57,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:57,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:57,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:57,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:57,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:57,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:57,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:57,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:57,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:57,140 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:57,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:57,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:57,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:57,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:57,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:57,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:57,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:57,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:57,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:57,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:57,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:57,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:57,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:57,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:57,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:57,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:57,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:57,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:57,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:57,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:57,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:57,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:57,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:57,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:57,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:57,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:57,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:57,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:57,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:57,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:57,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:57,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:57,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:57,212 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:57,213 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:57,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl [2019-08-09 14:14:57,214 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl' [2019-08-09 14:14:57,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:57,272 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:57,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:57,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:57,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:57,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (1/1) ... [2019-08-09 14:14:57,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:57,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:57,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:57,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:57,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:57" (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 14:14:57,431 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:14:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:14:57,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:14:58,128 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:14:58,128 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:14:58,130 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:58 BoogieIcfgContainer [2019-08-09 14:14:58,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:58,131 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:58,131 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:58,131 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:58,132 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bplTransformedIcfg_BEv2_26.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:58" (1/1) ... [2019-08-09 14:14:58,374 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:58,386 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:58,391 INFO L168 Benchmark]: Toolchain (without parser) took 1116.73 ms. Allocated memory was 140.0 MB in the beginning and 178.3 MB in the end (delta: 38.3 MB). Free memory was 107.8 MB in the beginning and 149.9 MB in the end (delta: -42.1 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:58,393 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:58,394 INFO L168 Benchmark]: Boogie Preprocessor took 82.70 ms. Allocated memory is still 140.0 MB. Free memory was 107.8 MB in the beginning and 105.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:58,395 INFO L168 Benchmark]: RCFGBuilder took 774.61 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 66.4 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:58,396 INFO L168 Benchmark]: Symbolic Interpretation took 255.77 ms. Allocated memory was 140.0 MB in the beginning and 178.3 MB in the end (delta: 38.3 MB). Free memory was 66.2 MB in the beginning and 149.9 MB in the end (delta: -83.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:58,400 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 12#(and (<= 0 (+ ~id3 128)) (not (= ~id2 ~id1)) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (= 0 ULTIMATE.start_assert_~arg) (= ULTIMATE.start_main_~c1~84 |ULTIMATE.start_check_#res|) (not (= ~alive2 0)) (<= ~p2_old 127) (= ULTIMATE.start_init_~tmp~41 1) (<= 257 (+ ~alive3 ~alive1 ~alive2)) (<= 0 (+ ~id1 128)) (<= ULTIMATE.start_main_~c1~84 2147483647) (<= 0 ~id3) (= ~p2_old ~send2) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (= 0 ULTIMATE.start_main_~i2~84) (<= 0 (+ ~st1 128)) (not (= ~nomsg ~send2)) (= (- 256) ~r1) (<= 0 ~p2_old) (or (and (= |ULTIMATE.start_assert_#in~arg| 0) (= 0 ULTIMATE.start_main_~c1~84)) (and (= |ULTIMATE.start_assert_#in~arg| 1) (not (= 0 ULTIMATE.start_main_~c1~84)))) (= ~p1_old ~nomsg) (= |ULTIMATE.start_assert_#in~arg| ULTIMATE.start_assert_~arg) (= ~p3_new ~nomsg) (= ~p2_new ~nomsg) (= ~send3 ~id3) (<= 0 ~alive1) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= ~send3 127) (<= 0 (+ ~st3 128)) (<= 256 ~alive3) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (= ~mode3 1) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~41) (<= ~st3 127) (= ~p3_old ~nomsg) (= ~nomsg ULTIMATE.start_node3_~m3~30) (= ~p1_new ~nomsg) (<= 0 (+ ~id2 128)) (<= ~send1 127) (<= 0 (+ ~send3 128)) (<= ~id2 127) (<= 0 (+ ULTIMATE.start_main_~c1~84 2147483648)) (<= 0 ~id2) (= ~mode1 1) (= ULTIMATE.start_check_~tmp~77 |ULTIMATE.start_check_#res|) (< ~alive2 256) (= 0 ~st3) (<= ~st1 127) (= ~alive1 0) (= 0 (+ ~alive3 (- 256))) (<= ~id3 127) (= ~send1 ~id1) (= ULTIMATE.start_node2_~m2~19 ~nomsg) (<= (+ ~st3 ~st2 ~st1) 1) (= ~mode2 1) (or (and (= 0 ULTIMATE.start_check_~tmp~77) (not (= (+ ~st3 ~st2 ~st1) 1)) (<= 512 ~r1) (not (< (mod ~r1 256) 3))) (and (= 1 ULTIMATE.start_check_~tmp~77) (< (+ ~r1 253) 0) (<= 0 (+ ~r1 256)))) (not (= ~id3 ~id1)) (= ~nomsg (- 1)) (< ~alive3 512) (< ~alive1 256) (<= 0 (+ ~st2 128)) (<= 0 ~alive2) (< ~p2_old 256) (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 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.70 ms. Allocated memory is still 140.0 MB. Free memory was 107.8 MB in the beginning and 105.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 774.61 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 66.4 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 255.77 ms. Allocated memory was 140.0 MB in the beginning and 178.3 MB in the end (delta: 38.3 MB). Free memory was 66.2 MB in the beginning and 149.9 MB in the end (delta: -83.7 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...