/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 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/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-fe2097d-m [2023-05-31 12:44:30,455 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-05-31 12:44:30,528 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 [2023-05-31 12:44:30,536 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-31 12:44:30,537 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-05-31 12:44:30,537 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-05-31 12:44:30,538 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-31 12:44:30,538 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-05-31 12:44:30,538 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-05-31 12:44:30,541 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-05-31 12:44:30,542 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-05-31 12:44:30,542 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-05-31 12:44:30,542 INFO L137 SettingsManager]: * Save file in source directory=true [2023-05-31 12:44:30,543 INFO L137 SettingsManager]: * Use automatic naming=true [2023-05-31 12:44:30,543 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-05-31 12:44:30,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-31 12:44:30,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-31 12:44:30,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-31 12:44:30,802 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-31 12:44:30,802 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-31 12:44:30,803 INFO L431 ainManager$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 [2023-05-31 12:44:30,804 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' [2023-05-31 12:44:30,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-31 12:44:30,819 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-31 12:44:30,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 12:44:30,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 12:44:30,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 12:44:30,831 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,832 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,835 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,836 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,837 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,838 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,838 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,838 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-31 12:44:30,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-31 12:44:30,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-05-31 12:44:30,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-05-31 12:44:30,841 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 31.05 12:44:30" (1/1) ... [2023-05-31 12:44:30,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-05-31 12:44:30,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-31 12:44:30,863 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 12:44:30,871 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 12:44:30,893 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-05-31 12:44:30,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-05-31 12:44:30,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-05-31 12:44:30,924 INFO L236 CfgBuilder]: Building ICFG [2023-05-31 12:44:30,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-31 12:44:30,928 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-05-31 12:44:31,015 INFO L277 CfgBuilder]: Performing block encoding [2023-05-31 12:44:31,028 INFO L294 CfgBuilder]: Using library mode [2023-05-31 12:44:31,028 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-31 12:44:31,029 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 12:44:31 BoogieIcfgContainer [2023-05-31 12:44:31,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-31 12:44:31,030 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-05-31 12:44:31,030 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-05-31 12:44:31,030 INFO L274 PluginConnector]: IcfgToChc initialized [2023-05-31 12:44:31,031 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 31.05 12:44:31" (1/1) ... [2023-05-31 12:44:31,229 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,236 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,253 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,255 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,257 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,260 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,263 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,266 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,269 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,272 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,275 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:31,308 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-05-31 12:44:31,310 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,315 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,317 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,320 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,329 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,332 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,334 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,337 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,338 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-05-31 12:44:31,351 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,357 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,364 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,366 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,371 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,373 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,375 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,377 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,379 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,380 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,382 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,388 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,392 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,395 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,401 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,404 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,406 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,414 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,419 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,421 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,425 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,427 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,431 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,433 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,434 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,435 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,436 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,437 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,438 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,439 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,441 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,443 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,444 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,450 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,452 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,457 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,459 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,461 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,462 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,464 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,466 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,469 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,470 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,473 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:31,479 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,480 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,482 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,483 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,487 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,488 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,491 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,491 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,492 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,494 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,495 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,503 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,506 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,507 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,509 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,511 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,512 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,514 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,515 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,516 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,517 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,518 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,522 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,523 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,524 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,527 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,528 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,530 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,531 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,532 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,533 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,534 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,535 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,539 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,540 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,541 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,542 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,543 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,544 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,545 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,547 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,549 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,550 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,552 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 12:44:31,560 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,562 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,563 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,563 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,564 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,565 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,565 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,566 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,567 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,569 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-05-31 12:44:31,571 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-05-31 12:44:31,574 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-05-31 12:44:31,575 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-05-31 12:44:31,578 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-05-31 12:44:31,578 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-05-31 12:44:31,579 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-05-31 12:44:31,587 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-05-31 12:44:31,591 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:31,592 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:31,593 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:31,594 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-05-31 12:44:31,594 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-05-31 12:44:31,622 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:31 HornClauseAST [2023-05-31 12:44:31,622 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-05-31 12:44:31,623 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-05-31 12:44:31,623 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-05-31 12:44:31,623 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-05-31 12:44:31,624 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 31.05 12:44:31" (1/1) ... [2023-05-31 12:44:31,624 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_UID2121690243557608214.smt2 [2023-05-31 12:44:31,656 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-05-31 12:44:31,657 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-05-31 12:44:31,657 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-05-31 12:44:31,657 INFO L274 PluginConnector]: ChcSolver initialized [2023-05-31 12:44:31,658 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 31.05 12:44:31" (1/1) ... [2023-05-31 12:44:31,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-05-31 12:44:31,684 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 12:44:31,689 INFO L158 Benchmark]: Toolchain (without parser) took 868.45ms. Allocated memory is still 367.0MB. Free memory was 343.8MB in the beginning and 300.5MB in the end (delta: 43.3MB). Peak memory consumption was 44.3MB. Max. memory is 15.0GB. [2023-05-31 12:44:31,690 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.20ms. Allocated memory is still 367.0MB. Free memory was 344.8MB in the beginning and 344.8MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:44:31,690 INFO L158 Benchmark]: Boogie Preprocessor took 19.48ms. Allocated memory is still 367.0MB. Free memory was 343.7MB in the beginning and 341.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:44:31,692 INFO L158 Benchmark]: RCFGBuilder took 189.37ms. Allocated memory is still 367.0MB. Free memory was 341.8MB in the beginning and 333.2MB in the end (delta: 8.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-05-31 12:44:31,692 INFO L158 Benchmark]: IcfgToChc took 592.59ms. Allocated memory is still 367.0MB. Free memory was 333.2MB in the beginning and 308.0MB in the end (delta: 25.2MB). Peak memory consumption was 27.5MB. Max. memory is 15.0GB. [2023-05-31 12:44:31,693 INFO L158 Benchmark]: ChcSmtPrinter took 33.36ms. Allocated memory is still 367.0MB. Free memory was 308.0MB in the beginning and 302.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-05-31 12:44:31,694 INFO L158 Benchmark]: ChcSolver took 30.53ms. Allocated memory is still 367.0MB. Free memory was 302.9MB in the beginning and 300.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:44:31,700 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 0.20ms. Allocated memory is still 367.0MB. Free memory was 344.8MB in the beginning and 344.8MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 19.48ms. Allocated memory is still 367.0MB. Free memory was 343.7MB in the beginning and 341.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. * RCFGBuilder took 189.37ms. Allocated memory is still 367.0MB. Free memory was 341.8MB in the beginning and 333.2MB in the end (delta: 8.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 592.59ms. Allocated memory is still 367.0MB. Free memory was 333.2MB in the beginning and 308.0MB in the end (delta: 25.2MB). Peak memory consumption was 27.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 33.36ms. Allocated memory is still 367.0MB. Free memory was 308.0MB in the beginning and 302.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 30.53ms. Allocated memory is still 367.0MB. Free memory was 302.9MB in the beginning and 300.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. 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 12:44:31,723 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...