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.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:03,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:03,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:03,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:03,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:03,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:03,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:03,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:03,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:03,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:03,084 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:03,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:03,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:03,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:03,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:03,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:03,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:03,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:03,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:03,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:03,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:03,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:03,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:03,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:03,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:03,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:03,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:03,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:03,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:03,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:03,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:03,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:03,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:03,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:03,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:03,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:03,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:03,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:03,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:03,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:03,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:03,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:03,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:03,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:03,193 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:03,193 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:03,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl [2019-08-09 14:15:03,195 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl' [2019-08-09 14:15:03,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:03,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:03,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:03,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:03,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:03,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (1/1) ... [2019-08-09 14:15:03,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:03,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:03,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:03,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:03,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:03" (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 14:15:03,395 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:15:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:15:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:15:04,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:15:04,311 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:04,312 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:04 BoogieIcfgContainer [2019-08-09 14:15:04,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:04,313 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:04,313 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:04,313 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:04,315 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:04" (1/1) ... [2019-08-09 14:15:04,661 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:04,669 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:04,673 INFO L168 Benchmark]: Toolchain (without parser) took 1408.45 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 107.7 MB in the beginning and 122.3 MB in the end (delta: -14.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:04,674 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:04,675 INFO L168 Benchmark]: Boogie Preprocessor took 66.30 ms. Allocated memory is still 132.1 MB. Free memory was 107.7 MB in the beginning and 105.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:04,676 INFO L168 Benchmark]: RCFGBuilder took 982.29 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 59.9 MB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:04,678 INFO L168 Benchmark]: Symbolic Interpretation took 356.54 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 59.9 MB in the beginning and 122.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:04,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 390]: 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_~c1~109 |ULTIMATE.start_check_#res|) (= ULTIMATE.start_check_~tmp~102 |ULTIMATE.start_check_#res|) (or (and (not (< ~r1 4)) (not (= (+ ~st4 ~st3 ~st2 ~st1) 1)) (= 0 ULTIMATE.start_check_~tmp~102)) (and (< ~r1 4) (= 1 ULTIMATE.start_check_~tmp~102))) (<= (+ ~st4 ~st3 ~st2 ~st1) 1) (or (and (= |ULTIMATE.start_assert_#in~arg| 1) (not (= ULTIMATE.start_main_~c1~109 0))) (and (= |ULTIMATE.start_assert_#in~arg| 0) (= ULTIMATE.start_main_~c1~109 0))) (<= 0 (+ |ULTIMATE.start_check_#res| 2147483648)) (= 0 ULTIMATE.start_assert_~arg) (= |ULTIMATE.start_assert_#in~arg| ULTIMATE.start_assert_~arg) (= ~p1_new ~nomsg) (= ~p2_new ~nomsg) (= ~p3_new ~nomsg) (< ULTIMATE.start_main_~i2~109 8) (<= |ULTIMATE.start_check_#res| 2147483647) (or (and (<= 0 (+ ~id3 128)) (not (= 0 (+ ~alive3 256))) (not (= ~id2 ~id1)) (not (= ~id4 ~id3)) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (= ~p2_old ~nomsg) (<= 0 ~send3) (<= 0 (+ ~alive3 256)) (<= 0 (+ ~id1 128)) (<= 512 ~alive2) (<= ~send4 127) (= ~send3 ULTIMATE.start_node4_~m4~41) (<= ~st4 127) (<= 0 ~id3) (<= 0 ~id1) (= ~send2 ~id2) (<= ~id1 127) (<= 0 (+ ~st1 128)) (<= 512 ~alive4) (< ~send3 256) (= ~p4_old ~nomsg) (<= 0 (+ ~st4 128)) (<= 0 (+ ~id4 128)) (= ~p1_old ~nomsg) (= 0 ~st4) (< (+ ~alive1 256) 0) (= ULTIMATE.start_init_~tmp~52 1) (<= ~id4 127) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~52) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= 0 (+ ~send4 128)) (<= ~send3 127) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (<= 0 (+ ~st3 128)) (not (= ~nomsg ~send3)) (= 0 (mod ~alive2 256)) (= ~p3_old ~nomsg) (<= ~st3 127) (= ~nomsg ULTIMATE.start_node3_~m3~30) (= ~mode3 0) (<= (+ ~st4 ~st3 ~st2 ~st1) 1) (= ~mode4 0) (<= 0 (+ ~id2 128)) (= ULTIMATE.start_main_~i2~109 1) (<= ~send1 127) (= ~nomsg ULTIMATE.start_node4_~m4~41) (<= 0 (+ ~send3 128)) (<= ~id2 127) (< ~alive3 0) (<= 0 ~id2) (<= 0 (+ ~alive3 (mod ~alive4 256) (mod ~alive2 256) (mod ~alive1 256) 255)) (= ~mode1 0) (not (= ~id4 ~id2)) (= ~mode2 0) (<= 0 ~id4) (= 0 ~st3) (<= ~st1 127) (= ~send1 ~id1) (<= ~id3 127) (= ULTIMATE.start_node2_~m2~19 ~nomsg) (= ~r1 1) (not (= ~id3 ~id1)) (= 0 (mod ~alive1 256)) (= ~nomsg (- 1)) (not (= ~id4 ~id1)) (<= 0 (+ ~st2 128)) (= (mod ~alive4 256) 0) (= ~send4 ~id4) (not (= |ULTIMATE.start_init_#res| 0))) (and (<= 0 (+ ~id3 128)) (not (= 0 (+ ~alive3 256))) (not (= ~id2 ~id1)) (= ~p3_old ~send3) (not (= ~id4 ~id3)) (<= 0 (+ |ULTIMATE.start_init_#res| 2147483648)) (<= ~send2 127) (= ~p2_old ~nomsg) (<= 0 ~send3) (<= 0 (+ ~alive3 256)) (<= 0 (+ ~id1 128)) (<= 512 ~alive2) (<= ~send4 127) (<= ~st4 127) (<= 0 ~id3) (<= 0 ~id1) (<= ~id1 127) (= ~send2 ~id2) (<= 0 (+ ~st1 128)) (<= 512 ~alive4) (< ~send3 256) (= ULTIMATE.start_main_~i2~109 0) (= ~p4_old ~nomsg) (<= 0 (+ ~st4 128)) (<= 0 (+ ~id4 128)) (= ~p1_old ~nomsg) (= 0 ~st4) (< (+ ~alive1 256) 0) (= ULTIMATE.start_init_~tmp~52 1) (<= ~id4 127) (= |ULTIMATE.start_init_#res| ULTIMATE.start_init_~tmp~52) (= ~send3 ~id3) (<= 0 (+ ~send1 128)) (= 0 ~st1) (<= |ULTIMATE.start_init_#res| 2147483647) (= 0 ~st2) (not (= ~id3 ~id2)) (<= ~st2 127) (<= 0 (+ ~send2 128)) (<= 0 (+ ~send4 128)) (<= ~send3 127) (not (= ~nomsg ~send3)) (<= 0 (+ ~st3 128)) (= ULTIMATE.start_node1_~m1~7 ~nomsg) (= 0 (mod ~alive2 256)) (= ~mode3 1) (<= ~st3 127) (= ~nomsg ULTIMATE.start_node3_~m3~30) (= ~r1 0) (= ~mode4 1) (<= 0 (+ ~id2 128)) (<= ~send1 127) (= ~nomsg ULTIMATE.start_node4_~m4~41) (<= 0 (+ ~send3 128)) (<= ~id2 127) (< ~alive3 0) (<= 0 ~id2) (<= 0 (+ ~alive3 (mod ~alive4 256) (mod ~alive2 256) (mod ~alive1 256) 255)) (= ~mode1 1) (not (= ~id4 ~id2)) (<= 0 ~id4) (= 0 ~st3) (<= ~st1 127) (= ~send1 ~id1) (<= ~id3 127) (= ULTIMATE.start_node2_~m2~19 ~nomsg) (= ~mode2 1) (not (= ~id3 ~id1)) (= 0 (mod ~alive1 256)) (= ~nomsg (- 1)) (not (= ~id4 ~id1)) (<= 0 (+ ~st2 128)) (= (mod ~alive4 256) 0) (= ~send4 ~id4) (not (= |ULTIMATE.start_init_#res| 0)))) (= ~p4_new ~nomsg)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.30 ms. Allocated memory is still 132.1 MB. Free memory was 107.7 MB in the beginning and 105.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 982.29 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 59.9 MB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 356.54 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 59.9 MB in the beginning and 122.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...