/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --chcsolver.chc.solver.backend Z3 --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-assert/inc-dec-eq0-locked-assert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 16:47:12,228 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 16:47:12,275 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/ThreadModularVerifier.Settings.epf [2023-07-03 16:47:12,281 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 16:47:12,282 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 16:47:12,283 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 16:47:12,283 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 16:47:12,283 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 16:47:12,284 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 16:47:12,285 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 16:47:12,285 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 16:47:12,285 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 16:47:12,286 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 16:47:12,286 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 16:47:12,286 INFO L137 SettingsManager]: * File name=CHC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 16:47:12,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 16:47:12,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 16:47:12,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 16:47:12,488 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 16:47:12,489 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 16:47:12,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl [2023-07-03 16:47:12,490 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl' [2023-07-03 16:47:12,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 16:47:12,514 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 16:47:12,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 16:47:12,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 16:47:12,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 16:47:12,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 16:47:12,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 16:47:12,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 16:47:12,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 16:47:12,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 16:47:12,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:12,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-07-03 16:47:12,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-07-03 16:47:12,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-07-03 16:47:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-07-03 16:47:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-07-03 16:47:12,662 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 16:47:12,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 16:47:12,667 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:47:12,748 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 16:47:12,765 INFO L294 CfgBuilder]: Using library mode [2023-07-03 16:47:12,765 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 16:47:12,767 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:47:12 BoogieIcfgContainer [2023-07-03 16:47:12,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 16:47:12,768 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 16:47:12,768 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 16:47:12,769 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 16:47:12,771 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:47:12" (1/1) ... [2023-07-03 16:47:12,957 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;lock := false;' is: true [2023-07-03 16:47:12,960 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 16:47:12,963 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 16:47:12,964 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:12,967 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 16:47:12,969 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 16:47:12,971 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 16:47:12,973 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 16:47:12,976 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 16:47:12,977 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:12,980 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 16:47:12,994 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-07-03 16:47:12,997 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,000 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,002 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-07-03 16:47:13,004 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,007 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,009 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,011 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,013 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,015 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,017 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,025 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,031 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,034 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,036 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 16:47:13,038 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,041 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,044 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,046 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,077 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,079 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,082 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,108 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,114 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,123 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 16:47:13,125 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,127 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,134 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,138 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,146 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,148 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,149 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 16:47:13,151 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,153 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,156 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,160 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,161 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,163 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,168 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,171 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,173 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,174 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 16:47:13,176 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,178 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,180 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,192 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,195 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,197 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,203 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,221 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,223 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 16:47:13,225 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,228 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,230 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,231 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,233 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,238 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,244 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,247 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,250 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,251 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 16:47:13,252 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,254 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,255 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,257 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,258 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,259 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,261 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,264 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,266 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,268 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,269 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 16:47:13,270 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,272 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,273 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,275 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,276 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,278 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,279 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,285 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,287 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,289 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,290 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 16:47:13,291 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,293 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,294 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,295 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,297 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,298 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,299 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,304 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,305 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,306 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,307 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-07-03 16:47:13,308 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,309 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,310 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,311 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,312 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,314 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-07-03 16:47:13,315 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,318 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-07-03 16:47:13,319 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,320 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,320 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:13,321 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,322 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 16:47:13,324 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,325 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,326 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,327 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-07-03 16:47:13,328 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 16:47:13,372 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:13 HornClauseAST [2023-07-03 16:47:13,372 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 16:47:13,373 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 16:47:13,373 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 16:47:13,373 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 16:47:13,374 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:13" (1/1) ... [2023-07-03 16:47:13,375 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/CHC_inc-dec-eq0-locked-assert.bpl_UID17600852445995228678.smt2 [2023-07-03 16:47:13,399 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 16:47:13,400 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 16:47:13,400 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 16:47:13,400 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 16:47:13,402 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:13" (1/1) ... [2023-07-03 16:47:13,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-07-03 16:47:13,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:13,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 16:47:13,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-07-03 16:47:13,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-07-03 16:47:13,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:13,426 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 16:47:13,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 17:17:03,662 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 [2023-07-03 17:17:03,663 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 17:17:04,671 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 [2023-07-03 17:17:04,867 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-07-03 17:17:04,972 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 17:17:04,974 INFO L158 Benchmark]: Toolchain (without parser) took 1792459.95ms. Allocated memory is still 339.7MB. Free memory was 297.2MB in the beginning and 256.6MB in the end (delta: 40.6MB). Peak memory consumption was 40.6MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,974 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.28ms. Allocated memory is still 339.7MB. Free memory was 298.3MB in the beginning and 298.2MB in the end (delta: 163.3kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 17:17:04,975 INFO L158 Benchmark]: Boogie Preprocessor took 23.37ms. Allocated memory is still 339.7MB. Free memory was 297.2MB in the beginning and 295.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,975 INFO L158 Benchmark]: RCFGBuilder took 225.99ms. Allocated memory is still 339.7MB. Free memory was 295.3MB in the beginning and 286.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,976 INFO L158 Benchmark]: IcfgToChc took 604.03ms. Allocated memory is still 339.7MB. Free memory was 286.7MB in the beginning and 281.0MB in the end (delta: 5.7MB). Peak memory consumption was 17.5MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,976 INFO L158 Benchmark]: ChcSmtPrinter took 26.53ms. Allocated memory is still 339.7MB. Free memory was 280.6MB in the beginning and 277.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,977 INFO L158 Benchmark]: ChcSolver took 1791572.96ms. Allocated memory is still 339.7MB. Free memory was 277.0MB in the beginning and 256.6MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 15.0GB. [2023-07-03 17:17:04,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-07-03 17:17:04,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.28ms. Allocated memory is still 339.7MB. Free memory was 298.3MB in the beginning and 298.2MB in the end (delta: 163.3kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 23.37ms. Allocated memory is still 339.7MB. Free memory was 297.2MB in the beginning and 295.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 225.99ms. Allocated memory is still 339.7MB. Free memory was 295.3MB in the beginning and 286.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 604.03ms. Allocated memory is still 339.7MB. Free memory was 286.7MB in the beginning and 281.0MB in the end (delta: 5.7MB). Peak memory consumption was 17.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 26.53ms. Allocated memory is still 339.7MB. Free memory was 280.6MB in the beginning and 277.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1791572.96ms. Allocated memory is still 339.7MB. Free memory was 277.0MB in the beginning and 256.6MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown