/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 TREEAUTOMIZER --chcsolver.produce.chc.model.if.query.is.sat false --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/lock/lock.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-fe2097d-m [2023-05-31 12:44:34,197 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-05-31 12:44:34,261 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/ThreadModularVerifier.Settings.epf [2023-05-31 12:44:34,277 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-31 12:44:34,278 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-05-31 12:44:34,279 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-05-31 12:44:34,280 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-31 12:44:34,280 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-05-31 12:44:34,280 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-05-31 12:44:34,285 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-05-31 12:44:34,285 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-05-31 12:44:34,285 INFO L137 SettingsManager]: * Thread-Modular Proof Level=1 [2023-05-31 12:44:34,286 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-05-31 12:44:34,287 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-05-31 12:44:34,288 INFO L137 SettingsManager]: * Save file in source directory=true [2023-05-31 12:44:34,288 INFO L137 SettingsManager]: * Use automatic naming=true [2023-05-31 12:44:34,288 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-05-31 12:44:34,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-31 12:44:34,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-31 12:44:34,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-31 12:44:34,572 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-31 12:44:34,573 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-31 12:44:34,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/lock.bpl [2023-05-31 12:44:34,574 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/lock.bpl' [2023-05-31 12:44:34,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-31 12:44:34,596 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-31 12:44:34,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 12:44:34,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 12:44:34,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 12:44:34,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-31 12:44:34,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-31 12:44:34,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-05-31 12:44:34,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-05-31 12:44:34,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "lock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:34,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-05-31 12:44:34,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-31 12:44:34,657 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) [2023-05-31 12:44:34,661 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 [2023-05-31 12:44:34,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-31 12:44:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-31 12:44:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-31 12:44:34,728 INFO L236 CfgBuilder]: Building ICFG [2023-05-31 12:44:34,730 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-31 12:44:34,735 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-05-31 12:44:34,826 INFO L277 CfgBuilder]: Performing block encoding [2023-05-31 12:44:34,854 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-31 12:44:34,854 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-31 12:44:34,857 INFO L201 PluginConnector]: Adding new model lock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 12:44:34 BoogieIcfgContainer [2023-05-31 12:44:34,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-31 12:44:34,859 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-05-31 12:44:34,859 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-05-31 12:44:34,860 INFO L274 PluginConnector]: IcfgToChc initialized [2023-05-31 12:44:34,861 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 12:44:34" (1/1) ... [2023-05-31 12:44:35,114 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,120 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,124 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,142 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,147 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,150 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,154 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,158 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:35,169 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,269 INFO L167 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2023-05-31 12:44:35,272 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-05-31 12:44:35,273 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: false [2023-05-31 12:44:35,281 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,296 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,304 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,309 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,312 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,318 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume !lock;lock := true;ctr := ctr + 1;' is: true [2023-05-31 12:44:35,322 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,324 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,326 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,328 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,331 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,333 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,335 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,342 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,349 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,360 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,367 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,370 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,377 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,382 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,386 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,390 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,395 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,397 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,409 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,411 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,415 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,419 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,429 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,435 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,438 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,443 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,444 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,446 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,448 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,451 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,454 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,458 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:35,461 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-05-31 12:44:35,463 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume true;' is: true [2023-05-31 12:44:35,464 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-05-31 12:44:35,465 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,466 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,467 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,469 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,470 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,475 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,482 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,493 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,501 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,505 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,508 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,510 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;ctr := ctr - 1;' is: true [2023-05-31 12:44:35,543 INFO L167 QuantifierPusher]: treesize reduction 5, result has 61.5 percent of original size [2023-05-31 12:44:35,545 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-05-31 12:44:35,546 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'lock := false;ctr := ctr - 1;' is: false [2023-05-31 12:44:35,550 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-05-31 12:44:35,551 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;ctr := ctr - 1;' and 'assume true;' is: true [2023-05-31 12:44:35,552 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-05-31 12:44:35,553 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,554 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,556 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,558 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,560 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;ctr := ctr + 1;' and 'assume true;' is: true [2023-05-31 12:44:35,584 INFO L201 PluginConnector]: Adding new model lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:35 HornClauseAST [2023-05-31 12:44:35,585 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-05-31 12:44:35,586 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-05-31 12:44:35,586 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-05-31 12:44:35,586 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-05-31 12:44:35,586 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:35" (1/1) ... [2023-05-31 12:44:35,588 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/lock/CHC_conditional_lock.bpl_UID4407441041041435800.smt2 [2023-05-31 12:44:35,616 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-05-31 12:44:35,616 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-05-31 12:44:35,617 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-05-31 12:44:35,617 INFO L274 PluginConnector]: ChcSolver initialized [2023-05-31 12:44:35,618 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "lock.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:35" (1/1) ... [2023-05-31 12:44:35,631 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-05-31 12:44:35,644 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver has thrown an exception: java.lang.UnsupportedOperationException: Proofs are not supported at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getProof(Scriptor.java:168) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:358) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:343) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:343) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:207) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.retrieveInterpolantsMap(TreeAutomizerCEGAR.java:443) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerChcScript.solve(TreeAutomizerChcScript.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerChcScript.solve(TreeAutomizerChcScript.java:82) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:77) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-31 12:44:35,651 INFO L158 Benchmark]: Toolchain (without parser) took 1052.38ms. Allocated memory is still 425.7MB. Free memory was 403.5MB in the beginning and 390.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.8MB. Max. memory is 15.0GB. [2023-05-31 12:44:35,651 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 425.7MB. Free memory was 404.6MB in the beginning and 404.4MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:44:35,653 INFO L158 Benchmark]: Boogie Preprocessor took 23.46ms. Allocated memory is still 425.7MB. Free memory was 403.5MB in the beginning and 401.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:44:35,655 INFO L158 Benchmark]: RCFGBuilder took 235.33ms. Allocated memory is still 425.7MB. Free memory was 401.6MB in the beginning and 392.8MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-05-31 12:44:35,655 INFO L158 Benchmark]: IcfgToChc took 725.42ms. Allocated memory is still 425.7MB. Free memory was 392.8MB in the beginning and 393.9MB in the end (delta: -1.1MB). Peak memory consumption was 19.1MB. Max. memory is 15.0GB. [2023-05-31 12:44:35,656 INFO L158 Benchmark]: ChcSmtPrinter took 30.41ms. Allocated memory is still 425.7MB. Free memory was 393.9MB in the beginning and 391.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:44:35,657 INFO L158 Benchmark]: ChcSolver took 31.55ms. Allocated memory is still 425.7MB. Free memory was 391.8MB in the beginning and 390.9MB in the end (delta: 904.1kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:44:35,665 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 0.16ms. Allocated memory is still 425.7MB. Free memory was 404.6MB in the beginning and 404.4MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 23.46ms. Allocated memory is still 425.7MB. Free memory was 403.5MB in the beginning and 401.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 235.33ms. Allocated memory is still 425.7MB. Free memory was 401.6MB in the beginning and 392.8MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 725.42ms. Allocated memory is still 425.7MB. Free memory was 392.8MB in the beginning and 393.9MB in the end (delta: -1.1MB). Peak memory consumption was 19.1MB. Max. memory is 15.0GB. * ChcSmtPrinter took 30.41ms. Allocated memory is still 425.7MB. Free memory was 393.9MB in the beginning and 391.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 31.55ms. Allocated memory is still 425.7MB. Free memory was 391.8MB in the beginning and 390.9MB in the end (delta: 904.1kB). There was no memory consumed. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: UnsupportedOperationException: Proofs are not supported de.uni_freiburg.informatik.ultimate.plugins.chcsolver: UnsupportedOperationException: Proofs are not supported: de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getProof(Scriptor.java:168) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-31 12:44:35,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...