/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 --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 11:51:07,999 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 11:51:08,075 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 11:51:08,083 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 11:51:08,085 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 11:51:08,085 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 11:51:08,086 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 11:51:08,086 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 11:51:08,087 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 11:51:08,091 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 11:51:08,091 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 11:51:08,092 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 11:51:08,093 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 11:51:08,094 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 11:51:08,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 11:51:08,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 11:51:08,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 11:51:08,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 11:51:08,349 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 11:51:08,349 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 11:51:08,351 INFO L431 ainManager$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 11:51:08,351 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 11:51:08,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 11:51:08,371 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 11:51:08,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 11:51:08,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 11:51:08,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 11:51:08,385 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,386 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,393 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,394 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,396 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,396 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,397 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,398 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 11:51:08,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 11:51:08,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 11:51:08,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 11:51:08,402 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 11:51:08,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 11:51:08,434 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 11:51:08,454 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 11:51:08,472 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-07-03 11:51:08,472 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-07-03 11:51:08,472 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-07-03 11:51:08,509 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 11:51:08,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 11:51:08,514 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 11:51:08,582 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 11:51:08,590 INFO L294 CfgBuilder]: Using library mode [2023-07-03 11:51:08,591 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 11:51:08,592 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 11:51:08 BoogieIcfgContainer [2023-07-03 11:51:08,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 11:51:08,593 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 11:51:08,593 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 11:51:08,594 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 11:51:08,595 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 11:51:08" (1/1) ... [2023-07-03 11:51:08,796 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;lock := false;' is: true [2023-07-03 11:51:08,806 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:51:08,812 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:51:08,813 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 11:51:08,816 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:51:08,818 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:51:08,820 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:51:08,822 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:51:08,825 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:51:08,827 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:08,829 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:51:08,859 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-07-03 11:51:08,866 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,873 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,877 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-07-03 11:51:08,880 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,883 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,885 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,888 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,891 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,892 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:08,895 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:08,928 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,933 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,935 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 11:51:08,944 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,949 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,952 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,957 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,960 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,962 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:08,965 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:08,975 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:08,981 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,984 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:08,988 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 11:51:08,999 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,001 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,004 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,006 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,014 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,018 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,020 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,038 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,040 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,045 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,046 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 11:51:09,048 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,050 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,052 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,054 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,056 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,060 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,067 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,069 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,071 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,073 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 11:51:09,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,076 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,078 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,080 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,082 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,083 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,085 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,092 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,094 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,095 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,097 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 11:51:09,098 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,100 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,102 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,104 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,109 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,111 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,113 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,120 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,125 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 11:51:09,127 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,130 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,133 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,146 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,148 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 11:51:09,149 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,151 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,152 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,154 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,156 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,177 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 11:51:09,191 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,197 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,203 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,207 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,209 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,212 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,221 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,223 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,228 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-07-03 11:51:09,229 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,231 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,232 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,234 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,237 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,240 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-07-03 11:51:09,243 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,251 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-07-03 11:51:09,252 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,256 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,257 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 11:51:09,258 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,259 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 11:51:09,260 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,261 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,262 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,262 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:51:09,263 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 11:51:09,314 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 11:51:09 HornClauseAST [2023-07-03 11:51:09,314 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 11:51:09,315 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 11:51:09,315 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 11:51:09,315 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 11:51:09,316 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 11:51:09" (1/1) ... [2023-07-03 11:51:09,316 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_UID3309643753115303103.smt2 [2023-07-03 11:51:09,360 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 11:51:09,361 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 11:51:09,361 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 11:51:09,362 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 11:51:09,363 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 11:51:09" (1/1) ... [2023-07-03 11:51:09,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-07-03 11:51:09,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 11:51:09,369 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 11:51:09,375 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 11:51:09,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-07-03 11:51:09,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 11:51:09,387 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 11:51:09,389 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 12:20:59,852 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 12:20:59,852 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 12:21:00,860 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 12:21:01,053 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 12:21:01,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 [2023-07-03 12:21:01,164 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 12:21:01,166 INFO L158 Benchmark]: Toolchain (without parser) took 1792794.66ms. Allocated memory is still 362.8MB. Free memory was 320.3MB in the beginning and 260.8MB in the end (delta: 59.5MB). Peak memory consumption was 62.5MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,167 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.36ms. Allocated memory is still 362.8MB. Free memory is still 321.4MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 12:21:01,167 INFO L158 Benchmark]: Boogie Preprocessor took 26.36ms. Allocated memory is still 362.8MB. Free memory was 320.3MB in the beginning and 318.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,168 INFO L158 Benchmark]: RCFGBuilder took 192.49ms. Allocated memory is still 362.8MB. Free memory was 318.4MB in the beginning and 309.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,168 INFO L158 Benchmark]: IcfgToChc took 720.71ms. Allocated memory is still 362.8MB. Free memory was 309.8MB in the beginning and 292.8MB in the end (delta: 17.0MB). Peak memory consumption was 20.6MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,168 INFO L158 Benchmark]: ChcSmtPrinter took 46.04ms. Allocated memory is still 362.8MB. Free memory was 292.8MB in the beginning and 288.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,169 INFO L158 Benchmark]: ChcSolver took 1791803.86ms. Allocated memory is still 362.8MB. Free memory was 288.0MB in the beginning and 260.8MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 15.0GB. [2023-07-03 12:21:01,171 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 0.36ms. Allocated memory is still 362.8MB. Free memory is still 321.4MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.36ms. Allocated memory is still 362.8MB. Free memory was 320.3MB in the beginning and 318.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 192.49ms. Allocated memory is still 362.8MB. Free memory was 318.4MB in the beginning and 309.8MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 720.71ms. Allocated memory is still 362.8MB. Free memory was 309.8MB in the beginning and 292.8MB in the end (delta: 17.0MB). Peak memory consumption was 20.6MB. Max. memory is 15.0GB. * ChcSmtPrinter took 46.04ms. Allocated memory is still 362.8MB. Free memory was 292.8MB in the beginning and 288.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1791803.86ms. Allocated memory is still 362.8MB. Free memory was 288.0MB in the beginning and 260.8MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. 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