/usr/bin/java -Xmx22000000000 -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 --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-dd9be67-m [2023-09-13 11:41:39,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-13 11:41:39,221 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf [2023-09-13 11:41:39,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-13 11:41:39,232 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-13 11:41:39,233 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-13 11:41:39,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-13 11:41:39,233 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-13 11:41:39,233 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-13 11:41:39,238 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-13 11:41:39,238 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-13 11:41:39,238 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-13 11:41:39,238 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-09-13 11:41:39,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-13 11:41:39,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-13 11:41:39,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-13 11:41:39,435 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-13 11:41:39,436 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-13 11:41:39,436 INFO L431 ainManager$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 [2023-09-13 11:41:39,437 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2023-09-13 11:41:39,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-13 11:41:39,452 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-13 11:41:39,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-13 11:41:39,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-13 11:41:39,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-13 11:41:39,464 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,464 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,469 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,469 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,470 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,471 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,472 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,472 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-13 11:41:39,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-13 11:41:39,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-13 11:41:39,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-13 11:41:39,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-13 11:41:39,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 11:41:39,513 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) [2023-09-13 11:41:39,523 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 [2023-09-13 11:41:39,545 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-09-13 11:41:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-09-13 11:41:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-09-13 11:41:39,576 INFO L236 CfgBuilder]: Building ICFG [2023-09-13 11:41:39,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-13 11:41:39,579 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 11:41:39,643 INFO L277 CfgBuilder]: Performing block encoding [2023-09-13 11:41:39,651 INFO L294 CfgBuilder]: Using library mode [2023-09-13 11:41:39,651 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-13 11:41:39,654 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 11:41:39 BoogieIcfgContainer [2023-09-13 11:41:39,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-13 11:41:39,655 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-13 11:41:39,655 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-13 11:41:39,656 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-13 11:41:39,657 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 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,847 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-09-13 11:41:39,850 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:39,852 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:39,853 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:39,855 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:39,857 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:39,859 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:39,861 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:39,863 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:39,865 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:39,884 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-09-13 11:41:39,886 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,888 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,890 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,892 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,894 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,896 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,898 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,900 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,901 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:39,922 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 11:41:39,927 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,929 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,931 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,933 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,935 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,937 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,939 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,942 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:39,943 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:39,950 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 11:41:39,952 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,954 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:39,994 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,001 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,012 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,016 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,025 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,030 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,032 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,037 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,039 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,040 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,042 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,043 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,047 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,048 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,050 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,051 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,052 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,057 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,059 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,060 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,061 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,063 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,064 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,066 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,067 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,068 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,069 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,076 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,077 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,078 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,080 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,081 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,083 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,084 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,085 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,086 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,091 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,093 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,094 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,095 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,097 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,098 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,099 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,100 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,101 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,102 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,106 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,107 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,109 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,110 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,111 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,113 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,114 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,115 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,116 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 11:41:40,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,123 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,127 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,130 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,131 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-09-13 11:41:40,137 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,139 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,140 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,141 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 11:41:40,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,143 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 11:41:40,145 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-09-13 11:41:40,148 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-09-13 11:41:40,149 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:40,150 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:40,151 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:40,152 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 11:41:40,153 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:40,153 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:40,154 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:40,155 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 11:41:40,156 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-09-13 11:41:40,189 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:41:40 HornClauseAST [2023-09-13 11:41:40,189 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-13 11:41:40,190 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-13 11:41:40,190 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-13 11:41:40,190 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-13 11:41:40,191 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:41:40" (1/1) ... [2023-09-13 11:41:40,192 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_UID11907391012768196384.smt2 [2023-09-13 11:41:40,212 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-13 11:41:40,213 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-13 11:41:40,213 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-13 11:41:40,213 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-13 11:41:40,214 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:41:40" (1/1) ... [2023-09-13 11:41:40,215 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-09-13 11:41:40,215 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-09-13 11:41:40,215 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_14935757280572490.smt2 [2023-09-13 11:41:40,227 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-09-13 11:41:40,227 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-09-13 11:41:40,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_14935757280572490.smt2 (exit command is null, workingDir is null) [2023-09-13 11:41:40,249 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_14935757280572490.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-09-13 13:40:27,261 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 [2023-09-13 13:40:27,271 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_14935757280572490.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-13 13:40:28,269 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 [2023-09-13 13:40:28,271 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_14935757280572490.smt2 (2)] Forcibly destroying the process [2023-09-13 13:40:28,359 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_14935757280572490.smt2 (2)] Forceful destruction successful, exit code 137 [2023-09-13 13:40:28,359 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-09-13 13:40:28,361 INFO L158 Benchmark]: Toolchain (without parser) took 7128908.83ms. Allocated memory is still 553.6MB. Free memory was 508.3MB in the beginning and 461.2MB in the end (delta: 47.1MB). Peak memory consumption was 43.5MB. Max. memory is 22.0GB. [2023-09-13 13:40:28,361 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 553.6MB. Free memory is still 509.3MB. There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 13:40:28,362 INFO L158 Benchmark]: Boogie Preprocessor took 20.33ms. Allocated memory is still 553.6MB. Free memory was 508.3MB in the beginning and 506.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 13:40:28,362 INFO L158 Benchmark]: RCFGBuilder took 181.41ms. Allocated memory is still 553.6MB. Free memory was 506.4MB in the beginning and 498.1MB in the end (delta: 8.3MB). Peak memory consumption was 4.2MB. Max. memory is 22.0GB. [2023-09-13 13:40:28,363 INFO L158 Benchmark]: IcfgToChc took 533.86ms. Allocated memory is still 553.6MB. Free memory was 498.1MB in the beginning and 482.2MB in the end (delta: 15.9MB). Peak memory consumption was 30.9MB. Max. memory is 22.0GB. [2023-09-13 13:40:28,363 INFO L158 Benchmark]: ChcSmtPrinter took 22.58ms. Allocated memory is still 553.6MB. Free memory was 482.2MB in the beginning and 476.7MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 22.0GB. [2023-09-13 13:40:28,363 INFO L158 Benchmark]: ChcSolver took 7128147.44ms. Allocated memory is still 553.6MB. Free memory was 476.7MB in the beginning and 461.2MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. [2023-09-13 13:40:28,366 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 0.12ms. Allocated memory is still 553.6MB. Free memory is still 509.3MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 20.33ms. Allocated memory is still 553.6MB. Free memory was 508.3MB in the beginning and 506.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 181.41ms. Allocated memory is still 553.6MB. Free memory was 506.4MB in the beginning and 498.1MB in the end (delta: 8.3MB). Peak memory consumption was 4.2MB. Max. memory is 22.0GB. * IcfgToChc took 533.86ms. Allocated memory is still 553.6MB. Free memory was 498.1MB in the beginning and 482.2MB in the end (delta: 15.9MB). Peak memory consumption was 30.9MB. Max. memory is 22.0GB. * ChcSmtPrinter took 22.58ms. Allocated memory is still 553.6MB. Free memory was 482.2MB in the beginning and 476.7MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 22.0GB. * ChcSolver took 7128147.44ms. Allocated memory is still 553.6MB. Free memory was 476.7MB in the beginning and 461.2MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. * 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