/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/lock/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/lock/lock.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 10:27:11,917 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 10:27:11,963 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/ThreadModularVerifier.Settings.epf [2023-06-12 10:27:11,978 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 10:27:11,979 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 10:27:11,979 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 10:27:11,980 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 10:27:11,980 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 10:27:11,980 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 10:27:11,981 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 10:27:11,981 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 10:27:11,982 INFO L137 SettingsManager]: * Thread-Modular Proof Level=1 [2023-06-12 10:27:11,982 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-06-12 10:27:11,983 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 10:27:11,983 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 10:27:11,983 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 10:27:11,983 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 10:27:12,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 10:27:12,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 10:27:12,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 10:27:12,202 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 10:27:12,202 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 10:27:12,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/lock.bpl [2023-06-12 10:27:12,204 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/lock.bpl' [2023-06-12 10:27:12,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 10:27:12,230 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 10:27:12,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 10:27:12,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 10:27:12,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 10:27:12,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 10:27:12,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 10:27:12,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 10:27:12,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 10:27:12,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 10:27:12,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:27:12,278 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) [2023-06-12 10:27:12,284 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 [2023-06-12 10:27:12,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 10:27:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 10:27:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 10:27:12,357 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 10:27:12,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 10:27:12,362 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 10:27:12,433 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 10:27:12,457 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 10:27:12,457 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 10:27:12,459 INFO L201 PluginConnector]: Adding new model lock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 10:27:12 BoogieIcfgContainer [2023-06-12 10:27:12,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 10:27:12,460 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 10:27:12,460 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 10:27:12,460 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 10:27:12,462 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 10:27:12" (1/1) ... [2023-06-12 10:27:12,666 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,670 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,672 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,676 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,679 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,681 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,683 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,686 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:27:12,692 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,753 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: false [2023-06-12 10:27:12,755 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,758 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,761 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,764 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,767 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,770 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-06-12 10:27:12,775 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,781 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,789 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,792 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,794 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,801 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,807 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,810 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,817 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,824 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,826 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,833 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,835 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,837 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,842 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,846 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,852 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,855 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,862 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,865 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,866 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,873 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,875 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,880 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,883 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,889 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,890 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,893 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,896 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,900 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,903 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,906 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-06-12 10:27:12,910 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:27:12,913 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume true;' is: true [2023-06-12 10:27:12,914 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:27:12,915 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,917 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,921 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,924 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,925 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,929 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,934 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,938 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,941 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,944 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,945 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,948 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-06-12 10:27:12,981 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'lock := false;ctr := ctr - 1;' is: false [2023-06-12 10:27:12,986 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:27:12,988 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume true;' is: true [2023-06-12 10:27:12,990 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:27:12,991 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,992 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,994 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,995 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:27:12,997 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume true;' is: true [2023-06-12 10:27:13,023 INFO L201 PluginConnector]: Adding new model lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:27:13 HornClauseAST [2023-06-12 10:27:13,023 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 10:27:13,024 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 10:27:13,024 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 10:27:13,024 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 10:27:13,025 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:27:13" (1/1) ... [2023-06-12 10:27:13,026 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/CHC_conditional_lock.bpl_UID7453101921684582728.smt2 [2023-06-12 10:27:13,042 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 10:27:13,043 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 10:27:13,043 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 10:27:13,043 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 10:27:13,046 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:27:13" (1/1) ... [2023-06-12 10:27:13,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-06-12 10:27:13,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:27:13,057 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) [2023-06-12 10:27:13,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-06-12 10:27:13,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-06-12 10:27:13,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:27:13,066 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) [2023-06-12 10:27:13,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-06-12 10:27:13,195 INFO L175 ChcSolverObserver]: ChcSolver found model: [2023-06-12 10:27:13,195 INFO L176 ChcSolverObserver]: (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_ctr_2_2_primed| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_loc_ULTIMATE.start_1_primed| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_lock_primed| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_loc_ULTIMATE.start_0_primed| Int) () Int 0) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_lock_0_0| Bool) () Bool false) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_x_1_1| Int) () Int 0) (define-fun (Inv Bool Int Int Bool Int Bool) ((x!0 Bool) (x!1 Int) (x!2 Int) (x!3 Bool) (x!4 Int) ) Bool (and (or x!0 (not (>= x!2 1))) (not (>= x!2 2)))) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_x_1_1_primed| Int) () Int 0) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_loc_ULTIMATE.start_1_4_4_primed| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_sleep_ULTIMATE.start_0| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_sleep_ULTIMATE.start_1| Bool) () Bool false) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_ctr_2_2| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_ctr_primed| Int) () Int 0) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_lock_0_0_primed| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_ctr| Int) () Int 0) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_sleep_ULTIMATE.start_1_3_3_primed| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_x_primed| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_sleep_ULTIMATE.start_0_primed| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_x| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_loc_ULTIMATE.start_1| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_lock| Bool) () Bool false) (define-fun (|c_hbv_HcVar:hbv_loc_ULTIMATE.start_0| Int) () Int 0) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_loc_ULTIMATE.start_1_4_4| Int) () Int 0) (define-fun (|c_hbv_HcVar:hbv_sleep_ULTIMATE.start_1_primed| Bool) () Bool false) (define-fun (|c_hhv_Inv_HcVar:hhv_Inv_sleep_ULTIMATE.start_1_3_3| Bool) () Bool false) [2023-06-12 10:27:13,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-06-12 10:27:13,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:27:13,203 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-06-12 10:27:13,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-06-12 10:27:13,210 INFO L201 PluginConnector]: Adding new model lock.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 12.06 10:27:13 ChcSolution [2023-06-12 10:27:13,210 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-06-12 10:27:13,212 INFO L158 Benchmark]: Toolchain (without parser) took 980.63ms. Allocated memory is still 367.0MB. Free memory was 319.2MB in the beginning and 266.7MB in the end (delta: 52.5MB). Peak memory consumption was 52.4MB. Max. memory is 15.0GB. [2023-06-12 10:27:13,212 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 367.0MB. Free memory is still 320.2MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 10:27:13,213 INFO L158 Benchmark]: Boogie Preprocessor took 21.51ms. Allocated memory is still 367.0MB. Free memory was 319.2MB in the beginning and 317.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 10:27:13,213 INFO L158 Benchmark]: RCFGBuilder took 205.73ms. Allocated memory is still 367.0MB. Free memory was 317.4MB in the beginning and 308.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 10:27:13,214 INFO L158 Benchmark]: IcfgToChc took 563.10ms. Allocated memory is still 367.0MB. Free memory was 308.2MB in the beginning and 278.5MB in the end (delta: 29.7MB). Peak memory consumption was 31.5MB. Max. memory is 15.0GB. [2023-06-12 10:27:13,214 INFO L158 Benchmark]: ChcSmtPrinter took 18.43ms. Allocated memory is still 367.0MB. Free memory was 278.5MB in the beginning and 277.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 10:27:13,215 INFO L158 Benchmark]: ChcSolver took 167.66ms. Allocated memory is still 367.0MB. Free memory was 277.0MB in the beginning and 266.7MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 10:27:13,218 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 0.14ms. Allocated memory is still 367.0MB. Free memory is still 320.2MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 21.51ms. Allocated memory is still 367.0MB. Free memory was 319.2MB in the beginning and 317.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 205.73ms. Allocated memory is still 367.0MB. Free memory was 317.4MB in the beginning and 308.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 563.10ms. Allocated memory is still 367.0MB. Free memory was 308.2MB in the beginning and 278.5MB in the end (delta: 29.7MB). Peak memory consumption was 31.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 18.43ms. Allocated memory is still 367.0MB. Free memory was 278.5MB in the beginning and 277.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 167.66ms. Allocated memory is still 367.0MB. Free memory was 277.0MB in the beginning and 266.7MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcSatResult: SAT The given horn clause set is SAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-06-12 10:27:13,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-06-12 10:27:13,437 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 Received shutdown request...