/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/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --chcsolver.chc.solver.backend ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 12:35:30,125 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 12:35:30,201 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf [2023-06-12 12:35:30,208 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 12:35:30,209 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 12:35:30,210 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 12:35:30,210 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 12:35:30,210 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 12:35:30,211 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 12:35:30,215 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 12:35:30,216 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 12:35:30,216 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 12:35:30,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-06-12 12:35:30,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 12:35:30,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 12:35:30,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 12:35:30,478 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 12:35:30,479 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 12:35:30,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2023-06-12 12:35:30,480 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2023-06-12 12:35:30,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 12:35:30,503 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 12:35:30,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 12:35:30,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 12:35:30,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 12:35:30,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 12:35:30,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 12:35:30,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 12:35:30,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 12:35:30,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 12:35:30,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 12:35:30,562 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) [2023-06-12 12:35:30,569 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 [2023-06-12 12:35:30,599 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 12:35:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 12:35:30,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 12:35:30,635 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 12:35:30,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 12:35:30,639 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 12:35:30,696 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 12:35:30,705 INFO L294 CfgBuilder]: Using library mode [2023-06-12 12:35:30,705 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 12:35:30,707 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 12:35:30 BoogieIcfgContainer [2023-06-12 12:35:30,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 12:35:30,708 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 12:35:30,708 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 12:35:30,708 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 12:35:30,710 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 12:35:30" (1/1) ... [2023-06-12 12:35:30,901 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,905 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,907 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,910 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,912 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,914 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,917 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,919 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,922 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,924 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:30,940 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 12:35:30,943 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,946 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,948 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,950 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,953 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,955 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,957 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,960 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,961 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 12:35:30,969 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,975 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,978 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,981 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,984 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,986 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,989 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,992 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,994 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:30,997 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,003 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,005 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,008 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,010 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,013 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,015 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,017 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,020 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,023 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,043 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,049 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,051 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,053 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,056 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,058 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,060 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,062 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,065 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,067 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,069 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,074 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,076 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,078 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,080 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,082 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,084 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,087 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,088 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,090 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,092 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 12:35:31,097 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,099 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,101 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,103 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,105 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,107 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,109 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,110 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,112 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,114 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,118 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,120 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,122 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,124 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,126 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,128 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,129 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,131 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,132 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,134 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,138 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,140 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,142 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,144 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,145 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,147 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,149 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,150 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,152 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,153 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,158 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,159 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,161 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,162 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,164 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,166 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,167 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,168 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,170 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,171 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 12:35:31,176 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-06-12 12:35:31,177 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,178 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,184 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,186 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,187 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,188 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,190 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,191 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 12:35:31,193 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-06-12 12:35:31,196 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,197 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,198 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,199 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,200 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,202 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,203 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,204 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,205 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,206 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:35:31,260 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:35:31 HornClauseAST [2023-06-12 12:35:31,261 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 12:35:31,262 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 12:35:31,262 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 12:35:31,262 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 12:35:31,263 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:35:31" (1/1) ... [2023-06-12 12:35:31,264 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID12460986903889378619.smt2 [2023-06-12 12:35:31,304 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 12:35:31,305 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 12:35:31,305 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 12:35:31,305 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 12:35:31,307 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:35:31" (1/1) ... [2023-06-12 12:35:31,307 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-06-12 12:35:31,308 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-06-12 12:35:31,308 INFO L90 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_16712777825776366449.smt2 [2023-06-12 12:35:31,322 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-06-12 12:35:31,322 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-06-12 12:35:31,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_16712777825776366449.smt2 (exit command is null, workingDir is null) [2023-06-12 12:35:31,342 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16712777825776366449.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 13:04:02,447 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 13:04:02,447 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16712777825776366449.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 13:04:03,448 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16712777825776366449.smt2 (2)] Forcibly destroying the process [2023-06-12 13:04:03,457 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 [2023-06-12 13:04:03,555 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16712777825776366449.smt2 (2)] Forceful destruction successful, exit code 137 [2023-06-12 13:04:03,555 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 13:04:03,558 INFO L158 Benchmark]: Toolchain (without parser) took 1713054.42ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 264.1MB in the end (delta: 27.4MB). Peak memory consumption was 30.5MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,558 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.19ms. Allocated memory is still 333.4MB. Free memory was 292.6MB in the beginning and 292.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 13:04:03,559 INFO L158 Benchmark]: Boogie Preprocessor took 26.75ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,560 INFO L158 Benchmark]: RCFGBuilder took 175.53ms. Allocated memory is still 333.4MB. Free memory was 289.5MB in the beginning and 281.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,560 INFO L158 Benchmark]: IcfgToChc took 553.16ms. Allocated memory is still 333.4MB. Free memory was 281.0MB in the beginning and 278.9MB in the end (delta: 2.1MB). Peak memory consumption was 24.2MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,561 INFO L158 Benchmark]: ChcSmtPrinter took 42.10ms. Allocated memory is still 333.4MB. Free memory was 278.5MB in the beginning and 274.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,562 INFO L158 Benchmark]: ChcSolver took 1712251.65ms. Allocated memory is still 333.4MB. Free memory was 274.7MB in the beginning and 264.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 13:04:03,564 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 0.19ms. Allocated memory is still 333.4MB. Free memory was 292.6MB in the beginning and 292.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.75ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 175.53ms. Allocated memory is still 333.4MB. Free memory was 289.5MB in the beginning and 281.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 553.16ms. Allocated memory is still 333.4MB. Free memory was 281.0MB in the beginning and 278.9MB in the end (delta: 2.1MB). Peak memory consumption was 24.2MB. Max. memory is 15.0GB. * ChcSmtPrinter took 42.10ms. Allocated memory is still 333.4MB. Free memory was 278.5MB in the beginning and 274.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1712251.65ms. Allocated memory is still 333.4MB. Free memory was 274.7MB in the beginning and 264.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown