/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx22000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --icfgtochc.assume.program.has.a.precondition True --icfgtochc.specification.mode POSTCONDITION --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP --icfgtochc.conditional.independence NONE -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend ELDARICA -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2025-01-03 16:15:02,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-03 16:15:02,130 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf [2025-01-03 16:15:02,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-03 16:15:02,142 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2025-01-03 16:15:02,142 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2025-01-03 16:15:02,142 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2025-01-03 16:15:02,142 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2025-01-03 16:15:02,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2025-01-03 16:15:02,143 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2025-01-03 16:15:02,143 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * Save file in source directory=true [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * Use automatic naming=true [2025-01-03 16:15:02,143 INFO L153 SettingsManager]: * File name=CHC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Assume program has a precondition -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Specification mode -> POSTCONDITION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Thread-Modular Proof Level -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Preference order used for reduction -> SEQ_COMP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NONE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA [2025-01-03 16:15:02,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-03 16:15:02,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-03 16:15:02,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-03 16:15:02,475 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-03 16:15:02,478 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-03 16:15:02,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2025-01-03 16:15:02,479 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2025-01-03 16:15:02,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-03 16:15:02,501 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-01-03 16:15:02,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-03 16:15:02,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-03 16:15:02,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-03 16:15:02,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,523 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-03 16:15:02,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-03 16:15:02,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-03 16:15:02,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-03 16:15:02,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-03 16:15:02,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-03 16:15:02,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-03 16:15:02,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-03 16:15:02,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2025-01-03 16:15:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-01-03 16:15:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-01-03 16:15:02,639 INFO L234 CfgBuilder]: Building ICFG [2025-01-03 16:15:02,641 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-03 16:15:02,643 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-03 16:15:02,705 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2025-01-03 16:15:02,705 INFO L283 CfgBuilder]: Performing block encoding [2025-01-03 16:15:02,721 INFO L304 CfgBuilder]: Using library mode [2025-01-03 16:15:02,723 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-03 16:15:02,723 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.01 04:15:02 BoogieIcfgContainer [2025-01-03 16:15:02,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-03 16:15:02,724 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2025-01-03 16:15:02,724 INFO L270 PluginConnector]: Initializing IcfgToChc... [2025-01-03 16:15:02,724 INFO L274 PluginConnector]: IcfgToChc initialized [2025-01-03 16:15:02,726 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.01 04:15:02" (1/1) ... [2025-01-03 16:15:02,821 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2025-01-03 16:15:02,826 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:02,832 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:02,837 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:02,845 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:02,852 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:02,860 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:02,869 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:02,875 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:02,889 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:02,926 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2025-01-03 16:15:02,942 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2025-01-03 16:15:02,959 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2025-01-03 16:15:02,974 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2025-01-03 16:15:02,985 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,001 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,019 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,031 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,043 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,046 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,066 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,075 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,080 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,084 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,089 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,093 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,100 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,109 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,114 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,124 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,137 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,142 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,146 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,150 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,154 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,159 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,164 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,184 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,190 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,201 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,212 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,216 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,219 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,223 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,229 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,234 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,240 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,244 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,250 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,259 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,269 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,273 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,276 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,282 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,288 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,292 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,297 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,301 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,308 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,319 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,330 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,334 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,338 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,344 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,348 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,352 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,355 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,358 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,361 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,378 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,392 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,397 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,400 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,404 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,409 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,413 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,416 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,420 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,424 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,432 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,443 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,447 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,451 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,454 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,458 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,461 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,466 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,469 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,472 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,480 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,490 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2025-01-03 16:15:03,496 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,504 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,507 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,510 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,514 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,520 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,524 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,527 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,540 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,548 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2025-01-03 16:15:03,556 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,561 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,566 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,571 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2025-01-03 16:15:03,577 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,585 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,592 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,604 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2025-01-03 16:15:03,614 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2025-01-03 16:15:03,620 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2025-01-03 16:15:03,623 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:03,627 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:03,630 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:03,633 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 16:15:03,636 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:03,638 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:03,640 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:03,643 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 16:15:03,648 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2025-01-03 16:15:03,695 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 04:15:03 HornClauseAST [2025-01-03 16:15:03,695 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2025-01-03 16:15:03,696 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2025-01-03 16:15:03,696 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2025-01-03 16:15:03,696 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2025-01-03 16:15:03,697 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 04:15:03" (1/1) ... [2025-01-03 16:15:03,699 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID15528439835288530257.smt2 [2025-01-03 16:15:03,740 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2025-01-03 16:15:03,740 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2025-01-03 16:15:03,740 INFO L270 PluginConnector]: Initializing ChcSolver... [2025-01-03 16:15:03,741 INFO L274 PluginConnector]: ChcSolver initialized [2025-01-03 16:15:03,742 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 04:15:03" (1/1) ... [2025-01-03 16:15:03,743 INFO L99 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_15874507714005493489.smt2 [2025-01-03 16:15:03,769 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2025-01-03 16:15:03,770 INFO L189 MonitoredProcess]: No working directory specified, using eld [2025-01-03 16:15:03,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj /tmp/eldarica_15874507714005493489.smt2 (exit command is null, workingDir is null) [2025-01-03 16:15:03,781 INFO L327 MonitoredProcess]: [MP eld -disj /tmp/eldarica_15874507714005493489.smt2 (2)] Waiting until timeout for monitored process [2025-01-03 17:46:19,041 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 03.01 05:46:19 ChcSolution [2025-01-03 17:46:19,041 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2025-01-03 17:46:19,045 INFO L158 Benchmark]: Toolchain (without parser) took 5476541.34ms. Allocated memory is still 167.8MB. Free memory was 145.1MB in the beginning and 87.6MB in the end (delta: 57.5MB). Peak memory consumption was 51.7MB. Max. memory is 22.0GB. [2025-01-03 17:46:19,046 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.24ms. Allocated memory is still 167.8MB. Free memory was 146.0MB in the beginning and 146.0MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 17:46:19,046 INFO L158 Benchmark]: Boogie Preprocessor took 23.63ms. Allocated memory is still 167.8MB. Free memory was 145.1MB in the beginning and 143.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 17:46:19,046 INFO L158 Benchmark]: RCFGBuilder took 196.78ms. Allocated memory is still 167.8MB. Free memory was 143.7MB in the beginning and 135.9MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 17:46:19,047 INFO L158 Benchmark]: IcfgToChc took 970.64ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 103.0MB in the end (delta: 32.9MB). Peak memory consumption was 37.0MB. Max. memory is 22.0GB. [2025-01-03 17:46:19,047 INFO L158 Benchmark]: ChcSmtPrinter took 44.43ms. Allocated memory is still 167.8MB. Free memory was 103.0MB in the beginning and 97.9MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 17:46:19,047 INFO L158 Benchmark]: ChcSolver took 5475300.55ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 87.8MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2025-01-03 17:46:19,049 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 0.24ms. Allocated memory is still 167.8MB. Free memory was 146.0MB in the beginning and 146.0MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 23.63ms. Allocated memory is still 167.8MB. Free memory was 145.1MB in the beginning and 143.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 196.78ms. Allocated memory is still 167.8MB. Free memory was 143.7MB in the beginning and 135.9MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 970.64ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 103.0MB in the end (delta: 32.9MB). Peak memory consumption was 37.0MB. Max. memory is 22.0GB. * ChcSmtPrinter took 44.43ms. Allocated memory is still 167.8MB. Free memory was 103.0MB in the beginning and 97.9MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 5475300.55ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 87.8MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcUnsatResult: UNSAT The given horn clause set is UNSAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2025-01-03 17:46:19,059 WARN L435 MonitoredProcess]: [MP eld -disj /tmp/eldarica_15874507714005493489.smt2 (2)] Forcibly destroying the process [2025-01-03 17:46:19,260 FATAL L548 MonitoredProcess]: [MP eld -disj /tmp/eldarica_15874507714005493489.smt2 (2)] Could not destroy process within 200 ms, abandoning it [2025-01-03 17:46:19,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...