/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 GOLEM --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 10:59:45,426 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 10:59:45,477 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 10:59:45,482 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 10:59:45,483 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 10:59:45,484 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 10:59:45,484 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 10:59:45,484 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 10:59:45,484 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 10:59:45,489 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 10:59:45,489 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 10:59:45,490 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 10:59:45,490 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 10:59:45,491 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 10:59:45,492 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 10:59:45,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 10:59:45,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 10:59:45,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 10:59:45,687 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 10:59:45,687 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 10:59:45,688 INFO L431 ainManager$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 10:59:45,688 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 10:59:45,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 10:59:45,704 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 10:59:45,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 10:59:45,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 10:59:45,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 10:59:45,715 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,716 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,721 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,721 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,722 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,723 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,723 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,724 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 10:59:45,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 10:59:45,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 10:59:45,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 10:59:45,726 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 10:59:45" (1/1) ... [2023-06-12 10:59:45,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 10:59:45,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:59:45,746 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 10:59:45,748 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 10:59:45,771 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 10:59:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 10:59:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 10:59:45,806 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 10:59:45,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 10:59:45,809 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 10:59:45,854 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 10:59:45,860 INFO L294 CfgBuilder]: Using library mode [2023-06-12 10:59:45,860 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 10:59:45,862 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 10:59:45 BoogieIcfgContainer [2023-06-12 10:59:45,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 10:59:45,862 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 10:59:45,862 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 10:59:45,862 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 10:59:45,867 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 10:59:45" (1/1) ... [2023-06-12 10:59:46,032 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,034 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,036 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,037 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,039 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,043 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,045 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,047 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,049 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,051 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,052 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:59:46,075 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 10:59:46,078 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,084 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,085 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,088 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,093 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,097 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,101 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,105 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,107 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,111 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:59:46,128 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,145 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,148 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,149 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,151 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,152 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,154 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,156 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,158 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,160 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,161 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,167 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,169 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,171 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,172 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,173 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,175 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,176 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,178 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,180 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,181 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,183 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,189 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,193 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,199 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,200 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,202 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,203 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,205 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,207 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,208 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,209 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,211 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,216 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,218 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,219 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,220 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,221 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,223 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,224 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,225 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,227 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,228 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,229 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:59:46,234 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,235 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,237 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,238 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,239 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,245 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,249 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,252 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,254 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,256 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,258 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,269 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,270 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,271 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,272 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,274 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,275 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,276 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,277 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,278 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,279 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,280 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,284 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,285 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,287 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,287 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,289 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,290 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,291 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,292 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,293 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,294 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,295 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,299 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,300 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,301 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,302 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,303 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,304 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,305 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,306 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,307 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,310 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,311 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:59:46,317 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,318 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,320 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,322 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,322 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,323 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,324 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,325 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,326 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,327 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-06-12 10:59:46,328 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-06-12 10:59:46,330 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-06-12 10:59:46,331 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:59:46,332 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:59:46,332 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 10:59:46,333 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:59:46,334 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-06-12 10:59:46,335 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:59:46,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:59:46,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:59:46,337 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-06-12 10:59:46,338 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-06-12 10:59:46,377 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:59:46 HornClauseAST [2023-06-12 10:59:46,377 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 10:59:46,378 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 10:59:46,378 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 10:59:46,378 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 10:59:46,378 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 10:59:46" (1/1) ... [2023-06-12 10:59:46,379 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_UID2486206736041666357.smt2 [2023-06-12 10:59:46,405 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 10:59:46,406 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 10:59:46,406 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 10:59:46,406 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 10:59:46,407 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 10:59:46" (1/1) ... [2023-06-12 10:59:46,408 INFO L88 GolemChcScript]: Writing script to file /tmp/golem_16218554122737874373.smt2 [2023-06-12 10:59:46,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-06-12 10:59:46,437 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_16218554122737874373.smt2 (exit command is null, workingDir is null) [2023-06-12 10:59:46,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_16218554122737874373.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 11:29:40,022 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_16218554122737874373.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 11:29:40,022 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 11:29:41,022 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_16218554122737874373.smt2 (2)] Forcibly destroying the process [2023-06-12 11:29:41,030 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 11:29:41,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_16218554122737874373.smt2 (2)] Forceful destruction successful, exit code 137 [2023-06-12 11:29:41,059 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 11:29:41,065 INFO L158 Benchmark]: Toolchain (without parser) took 1795356.47ms. Allocated memory is still 323.0MB. Free memory was 274.2MB in the beginning and 229.2MB in the end (delta: 45.0MB). Peak memory consumption was 47.7MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,065 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.21ms. Allocated memory is still 323.0MB. Free memory is still 275.1MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 11:29:41,066 INFO L158 Benchmark]: Boogie Preprocessor took 20.34ms. Allocated memory is still 323.0MB. Free memory was 274.1MB in the beginning and 272.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,069 INFO L158 Benchmark]: RCFGBuilder took 136.49ms. Allocated memory is still 323.0MB. Free memory was 272.2MB in the beginning and 263.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,069 INFO L158 Benchmark]: IcfgToChc took 514.84ms. Allocated memory is still 323.0MB. Free memory was 263.7MB in the beginning and 245.6MB in the end (delta: 18.1MB). Peak memory consumption was 20.5MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,070 INFO L158 Benchmark]: ChcSmtPrinter took 27.90ms. Allocated memory is still 323.0MB. Free memory was 245.6MB in the beginning and 240.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,070 INFO L158 Benchmark]: ChcSolver took 1794653.90ms. Allocated memory is still 323.0MB. Free memory was 240.4MB in the beginning and 229.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 11:29:41,072 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 0.21ms. Allocated memory is still 323.0MB. Free memory is still 275.1MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 20.34ms. Allocated memory is still 323.0MB. Free memory was 274.1MB in the beginning and 272.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 136.49ms. Allocated memory is still 323.0MB. Free memory was 272.2MB in the beginning and 263.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 514.84ms. Allocated memory is still 323.0MB. Free memory was 263.7MB in the beginning and 245.6MB in the end (delta: 18.1MB). Peak memory consumption was 20.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 27.90ms. Allocated memory is still 323.0MB. Free memory was 245.6MB in the beginning and 240.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * ChcSolver took 1794653.90ms. Allocated memory is still 323.0MB. Free memory was 240.4MB in the beginning and 229.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. 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