/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx22000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --icfgtochc.assume.program.has.a.precondition True --icfgtochc.specification.mode POSTCONDITION --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend Z3 --icfgtochc.use.nondeterministic.sleep.update.encoding true --icfgtochc.conditional.independence NECESSARY_AND_SUFFICIENT -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-31 13:49:06,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-31 13:49:06,089 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf [2024-12-31 13:49:06,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-31 13:49:06,104 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-31 13:49:06,104 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-31 13:49:06,104 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-31 13:49:06,104 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-31 13:49:06,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-31 13:49:06,104 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-31 13:49:06,104 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-31 13:49:06,104 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-31 13:49:06,105 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-31 13:49:06,105 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-31 13:49:06,105 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-31 13:49:06,105 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-31 13:49:06,105 INFO L153 SettingsManager]: * File name=CHC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Assume program has a precondition -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Specification mode -> POSTCONDITION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Thread-Modular Proof Level -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Preference order used for reduction -> SEQ_COMP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use nondeterministic sleep update encoding -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NECESSARY_AND_SUFFICIENT [2024-12-31 13:49:06,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-31 13:49:06,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-31 13:49:06,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-31 13:49:06,449 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-31 13:49:06,452 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-31 13:49:06,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2024-12-31 13:49:06,455 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2024-12-31 13:49:06,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-31 13:49:06,483 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-31 13:49:06,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-31 13:49:06,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-31 13:49:06,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-31 13:49:06,498 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,500 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,504 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,504 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,506 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,506 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,507 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,507 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,508 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-31 13:49:06,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-31 13:49:06,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-31 13:49:06,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-31 13:49:06,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-31 13:49:06,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:49:06,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-12-31 13:49:06,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-12-31 13:49:06,577 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2024-12-31 13:49:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-12-31 13:49:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-12-31 13:49:06,624 INFO L234 CfgBuilder]: Building ICFG [2024-12-31 13:49:06,626 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-31 13:49:06,629 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-31 13:49:06,696 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-31 13:49:06,696 INFO L283 CfgBuilder]: Performing block encoding [2024-12-31 13:49:06,711 INFO L304 CfgBuilder]: Using library mode [2024-12-31 13:49:06,711 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-31 13:49:06,714 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 01:49:06 BoogieIcfgContainer [2024-12-31 13:49:06,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-31 13:49:06,715 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-31 13:49:06,715 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-31 13:49:06,716 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-31 13:49:06,717 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 31.12 01:49:06" (1/1) ... [2024-12-31 13:49:06,796 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2024-12-31 13:49:06,809 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:06,820 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:06,829 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:06,839 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:06,845 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:06,850 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:06,855 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:06,860 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:06,876 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:06,922 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: lock [2024-12-31 13:49:06,963 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-31 13:49:06,981 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-31 13:49:06,997 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,013 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,027 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,040 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,064 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,078 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,079 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,095 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,102 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,107 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,112 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,117 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,122 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,128 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,133 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,138 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,150 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,165 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,170 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,174 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,203 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,210 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,218 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,224 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,232 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,238 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,255 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,277 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,284 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,289 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,295 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,300 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,305 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,312 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,317 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,325 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,338 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,357 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,362 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,367 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,375 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,379 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,385 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,391 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,395 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,401 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,415 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,430 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,438 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,443 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,449 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,454 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,458 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,463 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,468 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,471 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,484 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,496 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,500 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,503 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,507 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,512 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,515 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,523 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,527 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,531 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,545 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,557 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,562 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,571 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,576 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,580 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,585 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,589 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,593 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,597 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,609 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,622 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-31 13:49:07,626 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,631 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,636 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,641 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,646 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,650 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,654 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,658 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,667 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,677 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2024-12-31 13:49:07,685 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,693 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,701 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,709 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-31 13:49:07,716 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,722 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,729 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,738 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-31 13:49:07,744 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2024-12-31 13:49:07,751 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2024-12-31 13:49:07,755 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:07,758 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:07,760 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:07,763 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-31 13:49:07,767 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:07,770 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:07,774 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:07,777 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-31 13:49:07,783 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2024-12-31 13:49:07,828 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:49:07 HornClauseAST [2024-12-31 13:49:07,828 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-31 13:49:07,829 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-31 13:49:07,830 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-31 13:49:07,830 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-31 13:49:07,831 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:49:07" (1/1) ... [2024-12-31 13:49:07,833 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID390297740920934173.smt2 [2024-12-31 13:49:07,878 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-31 13:49:07,879 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-31 13:49:07,879 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-31 13:49:07,879 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-31 13:49:07,881 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:49:07" (1/1) ... [2024-12-31 13:49:07,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-31 13:49:07,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:49:07,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-31 13:49:07,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-31 13:49:07,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-31 13:49:07,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:49:07,897 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-31 13:49:07,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2024-12-31 15:48:49,107 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-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 [2024-12-31 15:48:49,107 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-31 15:48:50,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 [2024-12-31 15:48:50,310 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2024-12-31 15:48:50,511 FATAL L548 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Could not destroy process within 200 ms, abandoning it [2024-12-31 15:48:50,638 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2024-12-31 15:48:50,640 INFO L158 Benchmark]: Toolchain (without parser) took 7184158.21ms. Allocated memory is still 167.8MB. Free memory was 148.4MB in the beginning and 121.7MB in the end (delta: 26.7MB). Peak memory consumption was 69.4MB. Max. memory is 22.0GB. [2024-12-31 15:48:50,641 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.41ms. Allocated memory is still 167.8MB. Free memory was 149.3MB in the beginning and 149.3MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 15:48:50,641 INFO L158 Benchmark]: Boogie Preprocessor took 25.69ms. Allocated memory is still 167.8MB. Free memory was 148.4MB in the beginning and 147.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 15:48:50,641 INFO L158 Benchmark]: RCFGBuilder took 204.13ms. Allocated memory is still 167.8MB. Free memory was 147.0MB in the beginning and 139.2MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 15:48:50,641 INFO L158 Benchmark]: IcfgToChc took 1112.85ms. Allocated memory is still 167.8MB. Free memory was 139.1MB in the beginning and 94.4MB in the end (delta: 44.7MB). Peak memory consumption was 53.2MB. Max. memory is 22.0GB. [2024-12-31 15:48:50,642 INFO L158 Benchmark]: ChcSmtPrinter took 49.09ms. Allocated memory is still 167.8MB. Free memory was 94.4MB in the beginning and 87.7MB in the end (delta: 6.7MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 15:48:50,642 INFO L158 Benchmark]: ChcSolver took 7182760.39ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 121.7MB in the end (delta: -34.0MB). Peak memory consumption was 17.8MB. Max. memory is 22.0GB. [2024-12-31 15:48:50,644 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 167.8MB. Free memory was 149.3MB in the beginning and 149.3MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 25.69ms. Allocated memory is still 167.8MB. Free memory was 148.4MB in the beginning and 147.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 204.13ms. Allocated memory is still 167.8MB. Free memory was 147.0MB in the beginning and 139.2MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 1112.85ms. Allocated memory is still 167.8MB. Free memory was 139.1MB in the beginning and 94.4MB in the end (delta: 44.7MB). Peak memory consumption was 53.2MB. Max. memory is 22.0GB. * ChcSmtPrinter took 49.09ms. Allocated memory is still 167.8MB. Free memory was 94.4MB in the beginning and 87.7MB in the end (delta: 6.7MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 7182760.39ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 121.7MB in the end (delta: -34.0MB). Peak memory consumption was 17.8MB. 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