/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/equalsum-ghost/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --icfgtochc.use.symmetry.clauses true --chcsolver.chc.solver.backend GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-12 11:50:16,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 11:50:16,174 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/ThreadModularVerifier.Settings.epf [2023-09-12 11:50:16,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 11:50:16,188 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 11:50:16,189 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 11:50:16,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 11:50:16,189 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 11:50:16,190 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 11:50:16,192 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 11:50:16,192 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 11:50:16,193 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-12 11:50:16,193 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 11:50:16,193 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 11:50:16,194 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 11:50:16,194 INFO L153 SettingsManager]: * File name=CHC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-09-12 11:50:16,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 11:50:16,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 11:50:16,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 11:50:16,418 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 11:50:16,419 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 11:50:16,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl [2023-09-12 11:50:16,420 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl' [2023-09-12 11:50:16,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 11:50:16,443 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 11:50:16,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 11:50:16,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 11:50:16,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 11:50:16,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 11:50:16,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 11:50:16,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 11:50:16,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 11:50:16,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 11:50:16,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 11:50:16,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-12 11:50:16,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-12 11:50:16,543 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-12 11:50:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-12 11:50:16,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-12 11:50:16,600 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 11:50:16,602 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 11:50:16,606 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 11:50:16,712 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 11:50:16,728 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-12 11:50:16,728 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-12 11:50:16,730 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:50:16 BoogieIcfgContainer [2023-09-12 11:50:16,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 11:50:16,731 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 11:50:16,731 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 11:50:16,731 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 11:50:16,732 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:50:16" (1/1) ... [2023-09-12 11:50:16,930 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 11:50:16,941 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:16,942 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 11:50:16,944 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-09-12 11:50:16,947 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:16,949 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !(idx < n);' is: true [2023-09-12 11:50:16,951 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume idx < n;' is: true [2023-09-12 11:50:16,952 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-09-12 11:50:16,954 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'sum := 0;' is: true [2023-09-12 11:50:16,957 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:16,970 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume true;' is: true [2023-09-12 11:50:16,982 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:16,985 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume true;' is: true [2023-09-12 11:50:16,990 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:16,995 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,007 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,011 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,014 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'idx := 0;' is: true [2023-09-12 11:50:17,022 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'sum := 0;' is: true [2023-09-12 11:50:17,040 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: false [2023-09-12 11:50:17,048 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume true;' is: true [2023-09-12 11:50:17,053 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,055 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume true;' is: true [2023-09-12 11:50:17,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,060 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,062 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,064 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,066 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'idx := 0;' is: true [2023-09-12 11:50:17,067 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'sum := 0;' is: true [2023-09-12 11:50:17,070 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,076 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-09-12 11:50:17,079 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,080 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-09-12 11:50:17,082 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,085 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,086 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,088 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,090 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'idx := 0;' is: true [2023-09-12 11:50:17,092 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'sum := 0;' is: true [2023-09-12 11:50:17,094 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,105 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume true;' is: true [2023-09-12 11:50:17,113 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,115 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume true;' is: true [2023-09-12 11:50:17,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,119 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume idx < n;' is: true [2023-09-12 11:50:17,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'idx := 0;' is: true [2023-09-12 11:50:17,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'sum := 0;' is: true [2023-09-12 11:50:17,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,133 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume true;' is: true [2023-09-12 11:50:17,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,149 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume true;' is: true [2023-09-12 11:50:17,152 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,160 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,161 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,163 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'idx := 0;' is: true [2023-09-12 11:50:17,164 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'sum := 0;' is: true [2023-09-12 11:50:17,166 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,177 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'assume true;' is: true [2023-09-12 11:50:17,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: false [2023-09-12 11:50:17,196 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'assume true;' is: true [2023-09-12 11:50:17,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,205 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,211 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,215 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'assume idx < n;' is: true [2023-09-12 11:50:17,219 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'idx := 0;' is: true [2023-09-12 11:50:17,221 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'sum := 0;' is: true [2023-09-12 11:50:17,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,233 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume true;' is: true [2023-09-12 11:50:17,237 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,239 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume true;' is: true [2023-09-12 11:50:17,244 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,248 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,250 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,252 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume idx < n;' is: true [2023-09-12 11:50:17,254 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'idx := 0;' is: true [2023-09-12 11:50:17,256 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'sum := 0;' is: true [2023-09-12 11:50:17,259 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,268 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:17,270 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,271 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:17,273 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,284 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,285 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,286 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,288 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-09-12 11:50:17,289 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := 0;' is: true [2023-09-12 11:50:17,295 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,301 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-09-12 11:50:17,304 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,307 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-09-12 11:50:17,308 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,313 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,314 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,316 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,321 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'idx := 0;' is: true [2023-09-12 11:50:17,322 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'sum := 0;' is: true [2023-09-12 11:50:17,323 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,330 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:17,332 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'BeginParallelComposition{ParallelCodeBlock0: assume !(id == i);ParallelCodeBlock1: assume id == i;sum_i := sum;terminated_i := true;}EndParallelComposition' is: true [2023-09-12 11:50:17,333 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:17,334 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:17,335 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := sum + A[idx];' is: true [2023-09-12 11:50:17,336 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !(idx < n);' is: true [2023-09-12 11:50:17,337 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume idx < n;' is: true [2023-09-12 11:50:17,338 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-09-12 11:50:17,339 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := 0;' is: true [2023-09-12 11:50:17,340 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-09-12 11:50:17,386 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:50:17 HornClauseAST [2023-09-12 11:50:17,386 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-12 11:50:17,387 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-12 11:50:17,387 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-12 11:50:17,387 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-12 11:50:17,388 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:50:17" (1/1) ... [2023-09-12 11:50:17,389 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/CHC_equalsum-ghost.bpl_UID4728963369635480995.smt2 [2023-09-12 11:50:17,422 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-12 11:50:17,423 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-12 11:50:17,423 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-12 11:50:17,423 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-12 11:50:17,425 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:50:17" (1/1) ... [2023-09-12 11:50:17,426 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_18052180844871666658.smt2 [2023-09-12 11:50:17,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-09-12 11:50:17,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (exit command is null, workingDir is null) [2023-09-12 11:50:17,461 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (2) without exit command) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:108) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:80) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 17 more [2023-09-12 11:50:17,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (2)] Ended with exit code 134 [2023-09-12 11:50:17,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (2)] Waiting until timeout for monitored process [2023-09-12 11:50:17,467 INFO L158 Benchmark]: Toolchain (without parser) took 1023.97ms. Allocated memory is still 364.9MB. Free memory was 320.9MB in the beginning and 298.3MB in the end (delta: 22.7MB). Peak memory consumption was 27.2MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,469 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 364.9MB. Free memory was 322.0MB in the beginning and 321.9MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 11:50:17,469 INFO L158 Benchmark]: Boogie Preprocessor took 26.17ms. Allocated memory is still 364.9MB. Free memory was 320.8MB in the beginning and 319.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,470 INFO L158 Benchmark]: RCFGBuilder took 259.61ms. Allocated memory is still 364.9MB. Free memory was 318.9MB in the beginning and 309.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,470 INFO L158 Benchmark]: IcfgToChc took 655.54ms. Allocated memory is still 364.9MB. Free memory was 309.6MB in the beginning and 303.9MB in the end (delta: 5.6MB). Peak memory consumption was 18.8MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,471 INFO L158 Benchmark]: ChcSmtPrinter took 35.64ms. Allocated memory is still 364.9MB. Free memory was 303.9MB in the beginning and 300.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,471 INFO L158 Benchmark]: ChcSolver took 43.06ms. Allocated memory is still 364.9MB. Free memory was 300.3MB in the beginning and 298.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 11:50:17,474 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17ms. Allocated memory is still 364.9MB. Free memory was 322.0MB in the beginning and 321.9MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.17ms. Allocated memory is still 364.9MB. Free memory was 320.8MB in the beginning and 319.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 259.61ms. Allocated memory is still 364.9MB. Free memory was 318.9MB in the beginning and 309.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 655.54ms. Allocated memory is still 364.9MB. Free memory was 309.6MB in the beginning and 303.9MB in the end (delta: 5.6MB). Peak memory consumption was 18.8MB. Max. memory is 15.0GB. * ChcSmtPrinter took 35.64ms. Allocated memory is still 364.9MB. Free memory was 303.9MB in the beginning and 300.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 43.06ms. Allocated memory is still 364.9MB. Free memory was 300.3MB in the beginning and 298.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (2) without exit command) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_18052180844871666658.smt2 (2) without exit command) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-09-12 11:50:17,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...