/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 GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-13 15:40:32,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-13 15:40:32,302 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 15:40:32,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-13 15:40:32,311 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-13 15:40:32,312 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-13 15:40:32,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-13 15:40:32,312 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-13 15:40:32,313 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-13 15:40:32,316 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-13 15:40:32,316 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-13 15:40:32,317 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-13 15:40:32,317 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-09-13 15:40:32,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-13 15:40:32,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-13 15:40:32,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-13 15:40:32,541 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-13 15:40:32,541 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-13 15:40:32,542 INFO L431 ainManager$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 15:40:32,542 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 15:40:32,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-13 15:40:32,558 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-13 15:40:32,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-13 15:40:32,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-13 15:40:32,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-13 15:40:32,569 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,570 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,573 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,573 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,574 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,575 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,575 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,575 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-13 15:40:32,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-13 15:40:32,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-13 15:40:32,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-13 15:40:32,578 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-13 15:40:32,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 15:40:32,610 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 15:40:32,625 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 15:40:32,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-09-13 15:40:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-09-13 15:40:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-09-13 15:40:32,674 INFO L236 CfgBuilder]: Building ICFG [2023-09-13 15:40:32,676 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-13 15:40:32,679 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 15:40:32,756 INFO L277 CfgBuilder]: Performing block encoding [2023-09-13 15:40:32,764 INFO L294 CfgBuilder]: Using library mode [2023-09-13 15:40:32,764 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-13 15:40:32,766 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 03:40:32 BoogieIcfgContainer [2023-09-13 15:40:32,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-13 15:40:32,766 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-13 15:40:32,767 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-13 15:40:32,767 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-13 15:40:32,768 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 03:40:32" (1/1) ... [2023-09-13 15:40:32,953 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-09-13 15:40:32,966 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:32,968 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:32,970 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:32,973 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:32,975 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:32,977 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:32,979 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:32,981 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:32,982 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,001 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-09-13 15:40:33,004 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,006 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,008 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,010 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,012 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,014 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,016 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,018 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,019 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,028 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,033 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,036 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,038 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,040 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,042 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,044 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,046 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,048 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,051 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,059 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,061 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,062 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,064 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,066 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,068 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,070 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,071 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,073 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,080 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,082 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,084 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,085 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,086 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,088 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,090 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,091 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,093 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,094 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,100 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,101 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,102 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,104 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,105 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,107 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,108 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,110 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,111 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,113 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,118 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,119 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,125 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,130 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,137 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,138 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,139 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,141 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,143 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,146 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,147 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,151 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,152 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,153 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,155 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,156 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,160 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,162 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,165 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-09-13 15:40:33,167 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,168 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,169 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,170 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,172 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,173 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,174 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,176 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,181 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-09-13 15:40:33,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,184 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-09-13 15:40:33,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,188 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-09-13 15:40:33,191 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-09-13 15:40:33,194 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-09-13 15:40:33,195 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:33,196 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:33,196 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:33,197 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-13 15:40:33,198 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:33,199 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:33,200 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:33,201 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-13 15:40:33,201 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-09-13 15:40:33,239 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 03:40:33 HornClauseAST [2023-09-13 15:40:33,239 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-13 15:40:33,240 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-13 15:40:33,240 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-13 15:40:33,240 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-13 15:40:33,241 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 03:40:33" (1/1) ... [2023-09-13 15:40:33,241 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_UID4246285712562909792.smt2 [2023-09-13 15:40:33,279 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-13 15:40:33,279 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-13 15:40:33,279 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-13 15:40:33,280 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-13 15:40:33,281 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 03:40:33" (1/1) ... [2023-09-13 15:40:33,282 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_4803595246198831323.smt2 [2023-09-13 15:40:33,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-09-13 15:40:33,321 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4803595246198831323.smt2 (exit command is null, workingDir is null) [2023-09-13 15:40:33,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4803595246198831323.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-09-13 17:40:27,341 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 17:40:27,358 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4803595246198831323.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-13 17:40:28,348 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 17:40:28,358 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4803595246198831323.smt2 (2)] Forcibly destroying the process [2023-09-13 17:40:28,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4803595246198831323.smt2 (2)] Forceful destruction successful, exit code 137 [2023-09-13 17:40:28,446 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 17:40:28,448 INFO L158 Benchmark]: Toolchain (without parser) took 7195889.77ms. Allocated memory was 515.9MB in the beginning and 738.2MB in the end (delta: 222.3MB). Free memory was 462.5MB in the beginning and 688.2MB in the end (delta: -225.7MB). Peak memory consumption was 47.2MB. Max. memory is 22.0GB. [2023-09-13 17:40:28,449 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 515.9MB. Free memory is still 463.5MB. There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 17:40:28,449 INFO L158 Benchmark]: Boogie Preprocessor took 17.59ms. Allocated memory is still 515.9MB. Free memory was 462.4MB in the beginning and 460.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 17:40:28,450 INFO L158 Benchmark]: RCFGBuilder took 188.75ms. Allocated memory is still 515.9MB. Free memory was 460.7MB in the beginning and 451.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 22.0GB. [2023-09-13 17:40:28,450 INFO L158 Benchmark]: IcfgToChc took 472.48ms. Allocated memory is still 515.9MB. Free memory was 451.4MB in the beginning and 432.1MB in the end (delta: 19.3MB). Peak memory consumption was 24.7MB. Max. memory is 22.0GB. [2023-09-13 17:40:28,453 INFO L158 Benchmark]: ChcSmtPrinter took 39.18ms. Allocated memory is still 515.9MB. Free memory was 432.1MB in the beginning and 426.7MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 22.0GB. [2023-09-13 17:40:28,453 INFO L158 Benchmark]: ChcSolver took 7195167.93ms. Allocated memory was 515.9MB in the beginning and 738.2MB in the end (delta: 222.3MB). Free memory was 426.7MB in the beginning and 688.2MB in the end (delta: -261.6MB). Peak memory consumption was 9.9MB. Max. memory is 22.0GB. [2023-09-13 17:40:28,455 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 0.11ms. Allocated memory is still 515.9MB. Free memory is still 463.5MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 17.59ms. Allocated memory is still 515.9MB. Free memory was 462.4MB in the beginning and 460.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 188.75ms. Allocated memory is still 515.9MB. Free memory was 460.7MB in the beginning and 451.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 22.0GB. * IcfgToChc took 472.48ms. Allocated memory is still 515.9MB. Free memory was 451.4MB in the beginning and 432.1MB in the end (delta: 19.3MB). Peak memory consumption was 24.7MB. Max. memory is 22.0GB. * ChcSmtPrinter took 39.18ms. Allocated memory is still 515.9MB. Free memory was 432.1MB in the beginning and 426.7MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 22.0GB. * ChcSolver took 7195167.93ms. Allocated memory was 515.9MB in the beginning and 738.2MB in the end (delta: 222.3MB). Free memory was 426.7MB in the beginning and 688.2MB in the end (delta: -261.6MB). Peak memory consumption was 9.9MB. 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