/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --chcsolver.chc.solver.backend Z3 --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 10:20:39,523 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 10:20:39,579 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 [2023-06-12 10:20:39,588 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 10:20:39,589 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 10:20:39,590 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 10:20:39,590 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 10:20:39,590 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 10:20:39,591 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 10:20:39,594 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 10:20:39,594 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 10:20:39,595 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 10:20:39,595 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 10:20:39,596 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 10:20:39,596 INFO L137 SettingsManager]: * File name=CHC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 10:20:39,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 10:20:39,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 10:20:39,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 10:20:39,779 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 10:20:39,779 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 10:20:39,780 INFO L431 ainManager$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 [2023-06-12 10:20:39,781 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' [2023-06-12 10:20:39,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 10:20:39,797 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 10:20:39,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 10:20:39,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 10:20:39,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 10:20:39,812 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,813 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,816 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,817 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,819 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,819 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,820 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,820 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 10:20:39,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 10:20:39,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 10:20:39,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 10:20:39,823 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:39,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 10:20:39,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:20:39,841 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 10:20:39,852 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 10:20:39,870 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 10:20:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 10:20:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 10:20:39,900 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 10:20:39,901 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 10:20:39,903 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 10:20:39,968 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 10:20:39,974 INFO L294 CfgBuilder]: Using library mode [2023-06-12 10:20:39,974 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 10:20:39,975 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 10:20:39 BoogieIcfgContainer [2023-06-12 10:20:39,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 10:20:39,976 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 10:20:39,976 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 10:20:39,976 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 10:20:39,979 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 12.06 10:20:39" (1/1) ... [2023-06-12 10:20:40,147 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,149 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,151 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,152 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,154 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,156 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,157 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,159 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,160 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,162 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,163 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:20:40,183 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 10:20:40,185 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,187 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,188 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,190 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,191 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,193 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,195 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,197 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,198 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,199 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:20:40,208 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,212 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,215 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,216 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,218 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,219 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,222 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,223 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,225 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,227 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,229 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,236 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,238 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,240 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,242 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,243 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,245 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,247 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,249 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,251 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,253 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,255 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,261 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,263 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,264 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,265 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,267 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,268 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,270 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,272 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,274 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,275 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,277 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,284 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,286 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,287 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,288 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,290 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,291 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,293 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,294 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,296 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,297 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,298 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:20:40,304 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,305 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,307 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,308 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,309 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,313 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,326 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,327 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,328 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,330 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,331 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,335 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,337 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,338 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,339 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,341 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,342 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,343 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,344 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,345 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,346 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,350 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,351 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,353 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,353 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,355 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,356 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,357 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,358 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,359 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,360 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,361 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,364 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,365 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,366 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,367 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,368 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,369 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,370 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,371 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,372 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,373 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,374 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:20:40,378 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,379 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,380 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,381 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,382 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,383 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,384 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,384 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,385 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,386 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-06-12 10:20:40,390 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:20:40,393 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-06-12 10:20:40,394 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:20:40,398 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:20:40,399 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:20:40,400 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:20:40,403 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:20:40,403 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:20:40,404 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:20:40,405 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:20:40,406 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-06-12 10:20:40,406 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:20:40,444 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:20:40 HornClauseAST [2023-06-12 10:20:40,444 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 10:20:40,445 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 10:20:40,445 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 10:20:40,445 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 10:20:40,445 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 12.06 10:20:40" (1/1) ... [2023-06-12 10:20:40,446 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_UID14293923173634865495.smt2 [2023-06-12 10:20:40,483 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 10:20:40,484 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 10:20:40,484 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 10:20:40,484 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 10:20:40,485 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 12.06 10:20:40" (1/1) ... [2023-06-12 10:20:40,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-06-12 10:20:40,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:20:40,488 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 10:20:40,489 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 10:20:40,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-06-12 10:20:40,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:20:40,499 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 10:20:40,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 10:50:34,382 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 10:50:34,382 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 10:50:35,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 [2023-06-12 10:50:35,583 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-06-12 10:50:35,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 [2023-06-12 10:50:35,723 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 10:50:35,724 INFO L158 Benchmark]: Toolchain (without parser) took 1795927.28ms. Allocated memory is still 369.1MB. Free memory was 322.4MB in the beginning and 279.4MB in the end (delta: 43.0MB). Peak memory consumption was 47.6MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,725 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.22ms. Allocated memory is still 369.1MB. Free memory is still 323.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 10:50:35,725 INFO L158 Benchmark]: Boogie Preprocessor took 20.38ms. Allocated memory is still 369.1MB. Free memory was 322.4MB in the beginning and 320.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,725 INFO L158 Benchmark]: RCFGBuilder took 153.94ms. Allocated memory is still 369.1MB. Free memory was 320.6MB in the beginning and 312.1MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,726 INFO L158 Benchmark]: IcfgToChc took 468.02ms. Allocated memory is still 369.1MB. Free memory was 312.1MB in the beginning and 311.5MB in the end (delta: 593.8kB). Peak memory consumption was 35.0MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,726 INFO L158 Benchmark]: ChcSmtPrinter took 38.84ms. Allocated memory is still 369.1MB. Free memory was 311.5MB in the beginning and 306.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,727 INFO L158 Benchmark]: ChcSolver took 1795239.46ms. Allocated memory is still 369.1MB. Free memory was 306.4MB in the beginning and 279.4MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 15.0GB. [2023-06-12 10:50:35,729 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 0.22ms. Allocated memory is still 369.1MB. Free memory is still 323.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 20.38ms. Allocated memory is still 369.1MB. Free memory was 322.4MB in the beginning and 320.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 153.94ms. Allocated memory is still 369.1MB. Free memory was 320.6MB in the beginning and 312.1MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 468.02ms. Allocated memory is still 369.1MB. Free memory was 312.1MB in the beginning and 311.5MB in the end (delta: 593.8kB). Peak memory consumption was 35.0MB. Max. memory is 15.0GB. * ChcSmtPrinter took 38.84ms. Allocated memory is still 369.1MB. Free memory was 311.5MB in the beginning and 306.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * ChcSolver took 1795239.46ms. Allocated memory is still 369.1MB. Free memory was 306.4MB in the beginning and 279.4MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown