/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 --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-5ab1b01-m [2023-07-03 17:47:04,057 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 17:47:04,101 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/ThreadModularVerifier.Settings.epf [2023-07-03 17:47:04,108 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 17:47:04,109 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 17:47:04,110 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 17:47:04,110 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 17:47:04,110 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 17:47:04,111 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 17:47:04,112 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 17:47:04,112 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 17:47:04,112 INFO L137 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-07-03 17:47:04,113 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 17:47:04,113 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 17:47:04,114 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 17:47:04,114 INFO L137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 17:47:04,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 17:47:04,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 17:47:04,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 17:47:04,330 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 17:47:04,333 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 17:47:04,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl [2023-07-03 17:47:04,334 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl' [2023-07-03 17:47:04,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 17:47:04,359 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 17:47:04,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 17:47:04,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 17:47:04,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 17:47:04,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 17:47:04,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 17:47:04,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 17:47:04,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 17:47:04,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 17:47:04,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 17:47:04,422 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) [2023-07-03 17:47:04,437 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 [2023-07-03 17:47:04,469 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 17:47:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 17:47:04,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 17:47:04,521 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 17:47:04,523 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 17:47:04,526 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 17:47:04,607 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 17:47:04,625 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 17:47:04,625 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 17:47:04,627 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 05:47:04 BoogieIcfgContainer [2023-07-03 17:47:04,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 17:47:04,628 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 17:47:04,628 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 17:47:04,628 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 17:47:04,630 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 05:47:04" (1/1) ... [2023-07-03 17:47:04,842 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 17:47:04,851 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 [2023-07-03 17:47:04,853 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 17:47:04,855 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-07-03 17:47:04,858 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:04,860 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !(idx < n);' is: true [2023-07-03 17:47:04,862 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume idx < n;' is: true [2023-07-03 17:47:04,864 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-07-03 17:47:04,866 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'sum := 0;' is: true [2023-07-03 17:47:04,868 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:04,883 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume true;' is: true [2023-07-03 17:47:04,889 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 [2023-07-03 17:47:04,892 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume true;' is: true [2023-07-03 17:47:04,895 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:04,899 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:04,903 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:04,906 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'assume idx < n;' is: true [2023-07-03 17:47:04,910 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'idx := 0;' is: true [2023-07-03 17:47:04,913 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := id_ctr;id_ctr := id_ctr + 1;' and 'sum := 0;' is: true [2023-07-03 17:47:04,931 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 [2023-07-03 17:47:04,940 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume true;' is: true [2023-07-03 17:47:04,944 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 [2023-07-03 17:47:04,945 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume true;' is: true [2023-07-03 17:47:04,948 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:04,950 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:04,952 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:04,954 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'assume idx < n;' is: true [2023-07-03 17:47:04,955 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'idx := 0;' is: true [2023-07-03 17:47:04,957 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'sum := 0;' is: true [2023-07-03 17:47:04,959 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := 0;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:04,967 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-07-03 17:47:04,970 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 [2023-07-03 17:47:04,971 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-07-03 17:47:04,973 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:04,975 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:04,977 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:04,979 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume idx < n;' is: true [2023-07-03 17:47:04,980 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'idx := 0;' is: true [2023-07-03 17:47:04,982 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'sum := 0;' is: true [2023-07-03 17:47:04,984 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:04,990 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume true;' is: true [2023-07-03 17:47:04,993 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 [2023-07-03 17:47:04,994 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume true;' is: true [2023-07-03 17:47:04,996 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'idx := idx + 1;' is: true [2023-07-03 17:47:04,998 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:04,999 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,001 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'assume idx < n;' is: true [2023-07-03 17:47:05,003 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'idx := 0;' is: true [2023-07-03 17:47:05,004 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'sum := 0;' is: true [2023-07-03 17:47:05,006 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(idx < n);' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,010 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume true;' is: true [2023-07-03 17:47:05,012 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 [2023-07-03 17:47:05,013 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume true;' is: true [2023-07-03 17:47:05,015 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:05,017 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:05,018 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,019 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'assume idx < n;' is: true [2023-07-03 17:47:05,020 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'idx := 0;' is: true [2023-07-03 17:47:05,022 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'sum := 0;' is: true [2023-07-03 17:47:05,023 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume idx < n;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,030 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 [2023-07-03 17:47:05,038 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 [2023-07-03 17:47:05,040 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 [2023-07-03 17:47:05,042 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 [2023-07-03 17:47:05,044 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 [2023-07-03 17:47:05,046 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 [2023-07-03 17:47:05,048 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 [2023-07-03 17:47:05,050 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 [2023-07-03 17:47:05,052 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 [2023-07-03 17:47:05,054 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 [2023-07-03 17:47:05,059 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume true;' is: true [2023-07-03 17:47:05,061 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 [2023-07-03 17:47:05,063 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume true;' is: true [2023-07-03 17:47:05,065 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'idx := idx + 1;' is: true [2023-07-03 17:47:05,066 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:05,068 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,070 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'assume idx < n;' is: true [2023-07-03 17:47:05,071 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'idx := 0;' is: true [2023-07-03 17:47:05,072 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'sum := 0;' is: true [2023-07-03 17:47:05,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'sum := sum + A[idx];' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,087 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 17:47:05,089 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 [2023-07-03 17:47:05,090 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 17:47:05,095 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:05,097 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:05,098 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,099 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume idx < n;' is: true [2023-07-03 17:47:05,101 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-07-03 17:47:05,102 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := 0;' is: true [2023-07-03 17:47:05,106 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,110 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-07-03 17:47:05,113 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 [2023-07-03 17:47:05,114 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-07-03 17:47:05,115 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:05,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:05,118 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,119 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume idx < n;' is: true [2023-07-03 17:47:05,120 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'idx := 0;' is: true [2023-07-03 17:47:05,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'sum := 0;' is: true [2023-07-03 17:47:05,123 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,127 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 17:47:05,129 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 [2023-07-03 17:47:05,130 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 17:47:05,131 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-07-03 17:47:05,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := sum + A[idx];' is: true [2023-07-03 17:47:05,133 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !(idx < n);' is: true [2023-07-03 17:47:05,134 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume idx < n;' is: true [2023-07-03 17:47:05,134 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-07-03 17:47:05,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'sum := 0;' is: true [2023-07-03 17:47:05,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := id_ctr;id_ctr := id_ctr + 1;' is: true [2023-07-03 17:47:05,169 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 05:47:05 HornClauseAST [2023-07-03 17:47:05,169 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 17:47:05,169 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 17:47:05,169 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 17:47:05,170 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 17:47:05,170 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 05:47:05" (1/1) ... [2023-07-03 17:47:05,171 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/CHC_equalsum-ghost.bpl_UID17182979936256563888.smt2 [2023-07-03 17:47:05,193 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 17:47:05,193 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 17:47:05,193 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 17:47:05,193 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 17:47:05,195 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 05:47:05" (1/1) ... [2023-07-03 17:47:05,196 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_8333547809264484551.smt2 [2023-07-03 17:47:05,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-07-03 17:47:05,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8333547809264484551.smt2 (exit command is null, workingDir is null) [2023-07-03 17:47:05,237 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_8333547809264484551.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 [2023-07-03 17:47:05,243 INFO L158 Benchmark]: Toolchain (without parser) took 883.33ms. Allocated memory is still 335.5MB. Free memory was 293.5MB in the beginning and 266.0MB in the end (delta: 27.5MB). Peak memory consumption was 29.4MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,244 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.41ms. Allocated memory is still 335.5MB. Free memory was 294.6MB in the beginning and 294.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 17:47:05,244 INFO L158 Benchmark]: Boogie Preprocessor took 30.79ms. Allocated memory is still 335.5MB. Free memory was 293.5MB in the beginning and 291.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,245 INFO L158 Benchmark]: RCFGBuilder took 234.66ms. Allocated memory is still 335.5MB. Free memory was 291.5MB in the beginning and 282.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,246 INFO L158 Benchmark]: IcfgToChc took 540.93ms. Allocated memory is still 335.5MB. Free memory was 282.2MB in the beginning and 273.2MB in the end (delta: 9.0MB). Peak memory consumption was 18.9MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,246 INFO L158 Benchmark]: ChcSmtPrinter took 23.39ms. Allocated memory is still 335.5MB. Free memory was 273.2MB in the beginning and 268.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,247 INFO L158 Benchmark]: ChcSolver took 48.81ms. Allocated memory is still 335.5MB. Free memory was 268.4MB in the beginning and 266.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 17:47:05,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8333547809264484551.smt2 (2)] Ended with exit code 134 [2023-07-03 17:47:05,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8333547809264484551.smt2 (2)] Waiting until timeout for monitored process [2023-07-03 17:47:05,256 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 0.41ms. Allocated memory is still 335.5MB. Free memory was 294.6MB in the beginning and 294.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 30.79ms. Allocated memory is still 335.5MB. Free memory was 293.5MB in the beginning and 291.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 234.66ms. Allocated memory is still 335.5MB. Free memory was 291.5MB in the beginning and 282.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 540.93ms. Allocated memory is still 335.5MB. Free memory was 282.2MB in the beginning and 273.2MB in the end (delta: 9.0MB). Peak memory consumption was 18.9MB. Max. memory is 15.0GB. * ChcSmtPrinter took 23.39ms. Allocated memory is still 335.5MB. Free memory was 273.2MB in the beginning and 268.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 48.81ms. Allocated memory is still 335.5MB. Free memory was 268.4MB in the beginning and 266.0MB in the end (delta: 2.4MB). 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_8333547809264484551.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_8333547809264484551.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. [2023-07-03 17:47:05,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...