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/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:02,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:02,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:02,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:02,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:02,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:02,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:02,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:02,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:02,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:02,103 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:02,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:02,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:02,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:02,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:02,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:02,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:02,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:02,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:02,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:02,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:02,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:02,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:02,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:02,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:02,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:02,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:02,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:02,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:02,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:02,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:02,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:02,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:02,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:02,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:02,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:02,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:02,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:02,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:02,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:02,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:02,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:02,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:02,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:02,187 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:02,188 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:02,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2019-08-05 11:51:02,189 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2019-08-05 11:51:02,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:02,232 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:02,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:02,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:02,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:02,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:02,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:02,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:02,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:02,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:02" (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 [2019-08-05 11:51:02,349 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:51:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:51:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:51:02,635 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:51:02,635 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:51:02,636 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:02 BoogieIcfgContainer [2019-08-05 11:51:02,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:02,637 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:02,637 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:02,638 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:02,640 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:02" (1/1) ... [2019-08-05 11:51:02,649 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:02,653 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:02,660 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:51:02,668 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:02,670 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:51:02,864 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2019-08-05 11:51:03,333 WARN L188 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2019-08-05 11:51:03,548 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2019-08-05 11:51:03,777 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 102 [2019-08-05 11:51:03,961 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 124 [2019-08-05 11:51:04,275 WARN L188 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 146 [2019-08-05 11:51:04,569 WARN L188 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 168 [2019-08-05 11:51:04,963 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 190 [2019-08-05 11:51:05,086 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2019-08-05 11:51:05,421 WARN L188 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 212 [2019-08-05 11:51:05,783 WARN L188 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 234 [2019-08-05 11:51:06,279 WARN L188 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 256 [2019-08-05 11:51:18,873 WARN L188 SmtUtils]: Spent 12.47 s on a formula simplification that was a NOOP. DAG size: 361 [2019-08-05 11:51:18,924 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:18,924 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:18,928 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 93#(and (< ULTIMATE.start_main_~y~4 0) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((|v_ULTIMATE.start_main_#t~post1_18| Int) (|v_ULTIMATE.start_main_#t~post0_18| Int) (v_ULTIMATE.start_main_~y~4_26 Int)) (and (not (< v_ULTIMATE.start_main_~y~4_26 0)) (or (and (= (+ ULTIMATE.start_main_~y~4 1) v_ULTIMATE.start_main_~y~4_26) (not (< ULTIMATE.start_main_~x~4 50)) (= |ULTIMATE.start_main_#t~post0| |v_ULTIMATE.start_main_#t~post0_18|)) (and (= |ULTIMATE.start_main_#t~post1| |v_ULTIMATE.start_main_#t~post1_18|) (= ULTIMATE.start_main_~y~4 (+ v_ULTIMATE.start_main_~y~4_26 1)) (< ULTIMATE.start_main_~x~4 50))))) (not (= ULTIMATE.start_main_~x~4 100)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)) [2019-08-05 11:51:18,936 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:18,938 INFO L168 Benchmark]: Toolchain (without parser) took 16705.80 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 108.8 MB in the beginning and 56.6 MB in the end (delta: 52.2 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,939 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,941 INFO L168 Benchmark]: Boogie Preprocessor took 46.86 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,942 INFO L168 Benchmark]: RCFGBuilder took 356.98 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 96.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,943 INFO L168 Benchmark]: Symbolic Interpretation took 16298.88 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 96.3 MB in the beginning and 56.6 MB in the end (delta: 39.7 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,947 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 54]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.86 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 356.98 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 96.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 16298.88 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 96.3 MB in the beginning and 56.6 MB in the end (delta: 39.7 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...