/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 --icfgtochc.break.symmetry.of.preference.order false --icfgtochc.use.symmetry.clauses true --chcsolver.chc.solver.backend ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --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-dd9be67-m [2023-09-12 10:50:03,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 10:50:03,337 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/ThreadModularVerifier.Settings.epf [2023-09-12 10:50:03,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 10:50:03,350 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 10:50:03,351 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 10:50:03,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 10:50:03,351 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 10:50:03,352 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 10:50:03,356 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 10:50:03,356 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 10:50:03,356 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 10:50:03,357 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 10:50:03,358 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 10:50:03,358 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-09-12 10:50:03,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 10:50:03,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 10:50:03,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 10:50:03,548 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 10:50:03,549 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 10:50:03,550 INFO L431 ainManager$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 [2023-09-12 10:50:03,550 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' [2023-09-12 10:50:03,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 10:50:03,569 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 10:50:03,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 10:50:03,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 10:50:03,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 10:50:03,585 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,586 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,590 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,590 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,592 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,592 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,593 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,594 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 10:50:03,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 10:50:03,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 10:50:03,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 10:50:03,597 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 10:50:03,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 10:50:03,623 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) [2023-09-12 10:50:03,633 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 [2023-09-12 10:50:03,660 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-09-12 10:50:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-09-12 10:50:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-09-12 10:50:03,697 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 10:50:03,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 10:50:03,706 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 10:50:03,764 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 10:50:03,772 INFO L294 CfgBuilder]: Using library mode [2023-09-12 10:50:03,772 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-12 10:50:03,774 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 10:50:03 BoogieIcfgContainer [2023-09-12 10:50:03,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 10:50:03,775 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 10:50:03,775 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 10:50:03,776 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 10:50:03,777 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 12.09 10:50:03" (1/1) ... [2023-09-12 10:50:03,968 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;lock := false;' is: true [2023-09-12 10:50:03,971 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-12 10:50:03,974 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-12 10:50:03,975 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 10:50:03,978 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-12 10:50:03,981 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-09-12 10:50:03,984 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-12 10:50:03,986 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-12 10:50:03,988 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-12 10:50:03,990 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:03,992 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-09-12 10:50:04,005 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-09-12 10:50:04,008 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,011 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,013 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-09-12 10:50:04,015 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,018 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,020 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,023 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,026 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,027 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,030 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,037 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,043 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,061 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-09-12 10:50:04,072 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,092 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,095 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,100 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,103 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,105 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,108 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,113 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,116 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,118 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,120 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-09-12 10:50:04,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,127 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,134 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,137 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,146 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,148 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-09-12 10:50:04,150 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,153 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,155 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,161 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,163 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,167 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,169 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,171 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,173 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-09-12 10:50:04,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,177 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,179 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,181 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,191 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,194 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,196 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-09-12 10:50:04,198 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,203 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,205 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,206 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,208 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,215 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,218 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,230 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-09-12 10:50:04,236 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,238 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,243 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,246 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,249 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,252 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,255 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,261 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,262 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,264 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,265 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-09-12 10:50:04,267 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,268 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,269 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,271 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,272 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,273 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,275 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,277 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,279 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,286 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,288 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-09-12 10:50:04,289 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,291 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,292 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,293 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,294 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,295 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,297 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,300 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,302 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,303 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,303 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-09-12 10:50:04,305 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,306 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,307 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,308 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,309 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,310 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-09-12 10:50:04,311 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,314 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-09-12 10:50:04,315 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,316 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,316 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 10:50:04,317 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,318 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-09-12 10:50:04,319 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,320 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,321 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,321 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-09-12 10:50:04,322 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-09-12 10:50:04,349 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 10:50:04 HornClauseAST [2023-09-12 10:50:04,349 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-12 10:50:04,350 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-12 10:50:04,350 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-12 10:50:04,350 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-12 10:50:04,357 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 12.09 10:50:04" (1/1) ... [2023-09-12 10:50:04,357 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_UID7322110294672610393.smt2 [2023-09-12 10:50:04,374 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-12 10:50:04,375 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-12 10:50:04,375 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-12 10:50:04,375 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-12 10:50:04,377 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 12.09 10:50:04" (1/1) ... [2023-09-12 10:50:04,377 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-09-12 10:50:04,377 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-09-12 10:50:04,378 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_5926817064935994850.smt2 [2023-09-12 10:50:04,386 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-09-12 10:50:04,387 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-09-12 10:50:04,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_5926817064935994850.smt2 (exit command is null, workingDir is null) [2023-09-12 10:50:04,396 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5926817064935994850.smt2 (2)] Waiting until timeout for monitored process [2023-09-12 10:50:27,489 INFO L175 ChcSolverObserver]: ChcSolver found model: [2023-09-12 10:50:27,490 INFO L176 ChcSolverObserver]: (define-fun (Inv Bool Int Int Bool Int Int Bool Int Bool) ((A Bool) (B Int) (C Int) (D Bool) (E Int) (F Int) (G Bool) (H Int) ) Bool (and (or (and D (not (= F C)) (= B 0) (= E 0)) (and (not G) D (= 2 E) (<= (+ C 1) F) (= B 0)) (and (not D) (not G) (<= (+ C 1) F) (= B 0) (= E 11)) (and (= 7 E) (<= (+ F 1) C) (not D) (= 3 B)) (and (<= (+ F 1) C) (not D) (= 5 E) (= 3 B)) (and D (<= (+ C 1) F) (= E 1) (= B 0)) (and (not D) (not G) (= 2 E) (<= (+ C 1) F) (= B 0)) (and (= E 12) D (<= (+ C 1) F) (= B 0)) (and G D (= 2 E) (<= (+ C 1) F) (= B 0)) (and (= 7 E) (not D) (not G) (= 3 B) (<= (+ C 1) F)) (and (<= (+ F 1) C) (not D) G (= B 1) (= 9 E)) (and (= E 12) (<= (+ F 1) C) (not D) (= B 0)) (and D (<= (+ C 1) F) (= B 0) (= E 11)) (and (<= (+ F 1) C) (not D) (= 2 B) (= E 8)) (and (not D) (not G) (= 2 B) (<= (+ C 1) F) (= E 4)) (and (= E 10) D (<= (+ C 1) F) (= B 0)) (and (<= (+ F 1) C) (not D) (= B 0) (= E 11)) (and (<= (+ F 1) C) (not D) (= E 1) (= B 0)) (and (<= (+ F 1) C) (not D) (= E 10) (= B 0)) (and (not D) (not G) (<= (+ C 1) F) (= B 1) (= 9 E)) (and (not D) (= 3 E) (not G) (<= (+ C 1) F) (= B 1)) (and (<= (+ F 1) C) D (= E 1) (= B 0)) (and (not D) (not G) (= E 10) (<= (+ C 1) F) (= B 0)) (and (<= (+ F 1) C) (not D) (= B 0) (= E 0)) (and (<= (+ F 1) C) G D (= 2 E) (= B 0)) (and (= E 12) (<= (+ F 1) C) D (= B 0)) (and (= E 12) (not D) (not G) (<= (+ C 1) F) (= B 0)) (and (not D) (not G) (<= (+ C 1) F) (= E 1) (= B 0)) (and (not D) (not G) (not (= F C)) (= B 0) (= E 0)) (and (<= (+ F 1) C) (not D) (= 2 B) (= E 4)) (and (<= (+ F 1) C) (= B 4) (not D) (= 6 E)) (and (<= (+ F 1) C) (not D) G (= 2 E) (= B 0)) (and (<= (+ F 1) C) D (= B 0) (= E 11)) (and (<= (+ F 1) C) (not D) (= 3 E) G (= B 1)) (and (<= (+ F 1) C) (= E 10) D (= B 0)) (and (not D) (not G) (= 2 B) (<= (+ C 1) F) (= E 8)) (and (not D) (not G) (= 5 E) (= 3 B) (<= (+ C 1) F)) (and (= B 4) (not D) (not G) (= 6 E) (<= (+ C 1) F))) (= H 0))) [2023-09-12 10:50:27,492 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 12.09 10:50:27 ChcSolution [2023-09-12 10:50:27,492 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-09-12 10:50:27,493 INFO L158 Benchmark]: Toolchain (without parser) took 23924.05ms. Allocated memory is still 356.5MB. Free memory was 313.5MB in the beginning and 289.0MB in the end (delta: 24.6MB). Peak memory consumption was 26.9MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,494 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.32ms. Allocated memory is still 356.5MB. Free memory was 314.6MB in the beginning and 314.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 10:50:27,495 INFO L158 Benchmark]: Boogie Preprocessor took 25.08ms. Allocated memory is still 356.5MB. Free memory was 313.5MB in the beginning and 311.7MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,495 INFO L158 Benchmark]: RCFGBuilder took 179.29ms. Allocated memory is still 356.5MB. Free memory was 311.5MB in the beginning and 303.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,496 INFO L158 Benchmark]: IcfgToChc took 574.29ms. Allocated memory is still 356.5MB. Free memory was 303.3MB in the beginning and 296.3MB in the end (delta: 7.0MB). Peak memory consumption was 16.4MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,506 INFO L158 Benchmark]: ChcSmtPrinter took 24.12ms. Allocated memory is still 356.5MB. Free memory was 296.3MB in the beginning and 293.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,507 INFO L158 Benchmark]: ChcSolver took 23117.29ms. Allocated memory is still 356.5MB. Free memory was 293.7MB in the beginning and 289.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-09-12 10:50:27,511 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 0.32ms. Allocated memory is still 356.5MB. Free memory was 314.6MB in the beginning and 314.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 25.08ms. Allocated memory is still 356.5MB. Free memory was 313.5MB in the beginning and 311.7MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 179.29ms. Allocated memory is still 356.5MB. Free memory was 311.5MB in the beginning and 303.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 574.29ms. Allocated memory is still 356.5MB. Free memory was 303.3MB in the beginning and 296.3MB in the end (delta: 7.0MB). Peak memory consumption was 16.4MB. Max. memory is 15.0GB. * ChcSmtPrinter took 24.12ms. Allocated memory is still 356.5MB. Free memory was 296.3MB in the beginning and 293.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 23117.29ms. Allocated memory is still 356.5MB. Free memory was 293.7MB in the beginning and 289.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcSatResult: SAT The given horn clause set is SAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-09-12 10:50:27,526 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5926817064935994850.smt2 (2)] Forcibly destroying the process [2023-09-12 10:50:27,552 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5926817064935994850.smt2 (2)] Forceful destruction successful, exit code 0 [2023-09-12 10:50:27,557 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...