/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/line-queue/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --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/line-queue/line-queue.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 16:17:27,106 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 16:17:27,172 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/ThreadModularVerifier.Settings.epf [2023-07-03 16:17:27,185 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 16:17:27,186 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 16:17:27,186 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 16:17:27,187 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 16:17:27,187 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 16:17:27,187 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 16:17:27,194 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 16:17:27,194 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 16:17:27,194 INFO L137 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-07-03 16:17:27,194 INFO L137 SettingsManager]: * Single-instance threads=source [2023-07-03 16:17:27,196 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-07-03 16:17:27,197 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 16:17:27,197 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 16:17:27,197 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 16:17:27,197 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-07-03 16:17:27,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 16:17:27,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 16:17:27,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 16:17:27,450 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 16:17:27,451 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 16:17:27,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl [2023-07-03 16:17:27,452 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl' [2023-07-03 16:17:27,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 16:17:27,477 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 16:17:27,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 16:17:27,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 16:17:27,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 16:17:27,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 16:17:27,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 16:17:27,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 16:17:27,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 16:17:27,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 16:17:27,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:17:27,543 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) [2023-07-03 16:17:27,550 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 [2023-07-03 16:17:27,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2023-07-03 16:17:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure source [2023-07-03 16:17:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2023-07-03 16:17:27,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 16:17:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 16:17:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 16:17:27,615 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 16:17:27,617 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 16:17:27,620 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:17:27,692 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:17:27,703 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 16:17:27,713 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 16:17:27,713 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-07-03 16:17:27,715 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:17:27 BoogieIcfgContainer [2023-07-03 16:17:27,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 16:17:27,716 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 16:17:27,716 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 16:17:27,716 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 16:17:27,721 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:17:27" (1/1) ... [2023-07-03 16:17:27,960 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:17:27,963 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:27,966 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:27,967 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-07-03 16:17:27,970 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:27,973 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:27,976 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-07-03 16:17:27,977 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-07-03 16:17:27,979 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:27,982 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:27,984 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-07-03 16:17:27,993 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-07-03 16:17:27,996 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:27,999 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:28,002 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:28,005 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:28,008 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:28,011 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'prev := -1;' is: true [2023-07-03 16:17:28,013 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !true;' is: true [2023-07-03 16:17:28,026 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:28,031 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:28,033 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:28,043 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-07-03 16:17:28,049 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:28,050 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:28,052 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:28,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:28,059 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:28,060 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-07-03 16:17:28,061 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-07-03 16:17:28,063 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:28,064 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:28,065 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:28,072 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;' is: true [2023-07-03 16:17:28,163 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:17:28,165 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2023-07-03 16:17:40,244 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2023-07-03 16:17:40,277 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: (not (= ULTIMATE.start_~~right~~id 0)) [2023-07-03 16:17:40,297 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 768 treesize of output 720 [2023-07-03 16:17:40,416 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~right~~id 0)) [2023-07-03 16:17:40,418 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,419 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,421 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'value := queue[id - 1][read_ptr];' is: (or (not (= ULTIMATE.start_~~right~~read_ptr (select write_ptr 0))) (not (= ULTIMATE.start_~~right~~id 1))) [2023-07-03 16:17:40,422 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'prev := -1;' is: true [2023-07-03 16:17:40,423 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume !true;' is: true [2023-07-03 16:17:40,425 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,427 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,428 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,429 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'value := queue[id - 1][read_ptr];' is: (or (not (= ULTIMATE.start_~~right~~read_ptr (select write_ptr 0))) (not (= ULTIMATE.start_~~right~~id 1))) [2023-07-03 16:17:40,431 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:17:40,432 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,433 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,434 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,436 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,437 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,438 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-07-03 16:17:40,438 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-07-03 16:17:40,440 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,441 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,442 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,445 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;' is: true [2023-07-03 16:17:40,448 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,472 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 98 [2023-07-03 16:17:40,517 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:17:40,518 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2023-07-03 16:17:40,529 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~right~~id 0)) [2023-07-03 16:17:40,531 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,533 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,535 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,538 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'prev := -1;' is: true [2023-07-03 16:17:40,539 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume !true;' is: true [2023-07-03 16:17:40,572 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:17:40,573 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 25 [2023-07-03 16:17:40,588 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume read_ptr < write_ptr[id - 1];' is: (not (= ULTIMATE.start_~~right~~id 1)) [2023-07-03 16:17:40,591 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,592 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,602 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-07-03 16:17:40,606 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,608 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,611 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,615 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,620 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,622 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'prev := -1;' is: true [2023-07-03 16:17:40,623 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !true;' is: true [2023-07-03 16:17:40,624 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,627 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,629 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,634 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:17:40,635 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,636 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,637 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,639 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,640 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,642 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-07-03 16:17:40,643 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-07-03 16:17:40,644 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,645 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,646 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,650 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-07-03 16:17:40,651 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,652 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:17:40,653 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-07-03 16:17:40,654 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,655 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,668 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-07-03 16:17:40,670 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,671 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,674 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,675 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,677 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,681 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'prev := -1;' is: true [2023-07-03 16:17:40,682 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-07-03 16:17:40,684 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,712 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'id := ctr;ctr := ctr + 1;' is: false [2023-07-03 16:17:40,714 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,715 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-07-03 16:17:40,717 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,718 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-07-03 16:17:40,719 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := 0;' is: true [2023-07-03 16:17:40,721 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,722 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,729 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-07-03 16:17:40,730 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,731 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,733 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,734 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,735 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,736 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'prev := -1;' is: true [2023-07-03 16:17:40,737 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-07-03 16:17:40,738 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,739 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,741 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,742 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-07-03 16:17:40,743 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,744 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-07-03 16:17:40,745 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := 0;' is: true [2023-07-03 16:17:40,746 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,747 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,759 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-07-03 16:17:40,762 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,764 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,765 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,767 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,770 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,771 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'prev := -1;' is: true [2023-07-03 16:17:40,772 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-07-03 16:17:40,773 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,775 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,776 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,777 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-07-03 16:17:40,778 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,779 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-07-03 16:17:40,780 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := 0;' is: true [2023-07-03 16:17:40,781 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,783 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,794 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-07-03 16:17:40,795 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,796 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,797 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,798 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,799 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,800 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-07-03 16:17:40,801 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-07-03 16:17:40,802 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,803 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,804 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,805 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-07-03 16:17:40,805 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,806 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-07-03 16:17:40,807 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := 0;' is: true [2023-07-03 16:17:40,808 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,808 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,816 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-07-03 16:17:40,818 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,819 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,820 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,822 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,824 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,825 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'prev := -1;' is: true [2023-07-03 16:17:40,826 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-07-03 16:17:40,828 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,829 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,830 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,832 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-07-03 16:17:40,835 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,838 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-07-03 16:17:40,839 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := 0;' is: true [2023-07-03 16:17:40,841 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,843 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,850 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:17:40,851 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,856 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,857 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,858 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,859 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,860 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-07-03 16:17:40,860 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-07-03 16:17:40,862 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,863 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,865 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,878 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-07-03 16:17:40,879 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,884 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:17:40,886 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-07-03 16:17:40,887 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,889 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,896 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-07-03 16:17:40,898 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,900 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~left~~id)) ULTIMATE.start_~~left~~read_ptr)) [2023-07-03 16:17:40,901 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,902 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,904 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,905 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'prev := -1;' is: true [2023-07-03 16:17:40,905 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-07-03 16:17:40,906 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,909 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,910 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-07-03 16:17:40,912 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: (or (not (= (select write_ptr 0) ULTIMATE.start_~~left~~read_ptr)) (not (= ULTIMATE.start_~~left~~id 1))) [2023-07-03 16:17:40,913 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-07-03 16:17:40,914 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := 0;' is: true [2023-07-03 16:17:40,915 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,916 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,918 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~left~~id)) ULTIMATE.start_~~left~~read_ptr)) [2023-07-03 16:17:40,919 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: (or (not (= (select write_ptr 0) ULTIMATE.start_~~left~~read_ptr)) (not (= ULTIMATE.start_~~left~~id 1))) [2023-07-03 16:17:40,920 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~left~~id)) ULTIMATE.start_~~left~~read_ptr)) [2023-07-03 16:17:40,921 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~left~~id)) ULTIMATE.start_~~left~~read_ptr)) [2023-07-03 16:17:40,921 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'value := queue[id - 1][read_ptr];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: (or (not (= (select write_ptr 0) ULTIMATE.start_~~left~~read_ptr)) (not (= ULTIMATE.start_~~left~~id 1))) [2023-07-03 16:17:40,923 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-07-03 16:17:40,924 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,925 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,926 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,927 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,928 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,929 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'prev := -1;' is: true [2023-07-03 16:17:40,930 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-07-03 16:17:40,931 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,932 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,933 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,934 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-07-03 16:17:40,935 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,936 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-07-03 16:17:40,937 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := 0;' is: true [2023-07-03 16:17:40,939 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,940 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,950 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-07-03 16:17:40,951 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:17:40,952 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-07-03 16:17:40,953 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;prev := value;' is: true [2023-07-03 16:17:40,955 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:17:40,956 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:17:40,957 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'prev := -1;' is: true [2023-07-03 16:17:40,958 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-07-03 16:17:40,959 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:17:40,960 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:17:40,963 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := 0;' is: true [2023-07-03 16:17:40,964 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-07-03 16:17:40,965 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-07-03 16:17:40,965 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-07-03 16:17:40,966 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := 0;' is: true [2023-07-03 16:17:40,967 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := idx + 1;' is: true [2023-07-03 16:17:40,969 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:17:40,974 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-07-03 16:17:41,004 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:17:41,005 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2023-07-03 16:18:05,060 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 62 [2023-07-03 16:18:17,179 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:17,181 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:17,182 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;prev := value;' is: true [2023-07-03 16:18:17,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:18:17,184 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'value := queue[id - 1][read_ptr];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~right~~id)) ULTIMATE.start_~~right~~read_ptr)) [2023-07-03 16:18:17,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'prev := -1;' is: true [2023-07-03 16:18:17,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-07-03 16:18:17,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-07-03 16:18:17,188 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:18:17,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := 0;' is: true [2023-07-03 16:18:17,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-07-03 16:18:17,223 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1558 treesize of output 1462 [2023-07-03 16:18:17,318 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: (not (= ULTIMATE.start_~~left~~id 0)) [2023-07-03 16:18:17,321 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-07-03 16:18:17,323 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := 0;' is: true [2023-07-03 16:18:17,324 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := idx + 1;' is: true [2023-07-03 16:18:17,365 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 84 [2023-07-03 16:18:17,415 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:18:17,416 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2023-07-03 16:18:17,439 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: (not (= ULTIMATE.start_~~left~~id 0)) [2023-07-03 16:18:17,440 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:17,440 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'value := queue[id - 1][read_ptr];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~right~~id)) ULTIMATE.start_~~right~~read_ptr)) [2023-07-03 16:18:17,442 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:17,442 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'value := queue[id - 1][read_ptr];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~right~~id)) ULTIMATE.start_~~right~~read_ptr)) [2023-07-03 16:18:17,443 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:17,443 WARN L151 IndependenceChecker]: Hardcoded independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'value := queue[id - 1][read_ptr];' is: (not (= (select write_ptr (+ (- 1) ULTIMATE.start_~~right~~id)) ULTIMATE.start_~~right~~read_ptr)) [2023-07-03 16:18:17,446 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-07-03 16:18:17,449 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-07-03 16:18:17,504 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:18:17,505 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2023-07-03 16:18:41,598 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2023-07-03 16:18:53,647 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: (not (= ULTIMATE.start_~~left~~id ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:53,648 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;prev := value;' is: true [2023-07-03 16:18:53,650 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-07-03 16:18:53,651 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'value := queue[id - 1][read_ptr];' is: true [2023-07-03 16:18:53,652 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'prev := -1;' is: true [2023-07-03 16:18:53,652 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-07-03 16:18:53,701 INFO L322 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-07-03 16:18:53,701 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 29 [2023-07-03 16:18:53,776 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume read_ptr < write_ptr[id - 1];' is: (not (= (+ ULTIMATE.start_~~left~~id 1) ULTIMATE.start_~~right~~id)) [2023-07-03 16:18:53,778 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-07-03 16:18:53,778 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := 0;' is: true [2023-07-03 16:18:53,779 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-07-03 16:18:53,826 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-07-03 16:18:53,827 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2023-07-03 16:19:05,871 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2023-07-03 16:19:05,899 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: (not (= ULTIMATE.start_~~left~~id 0)) [2023-07-03 16:19:05,901 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-07-03 16:19:05,902 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := 0;' is: true [2023-07-03 16:19:05,903 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := idx + 1;' is: true [2023-07-03 16:19:05,905 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-07-03 16:19:05,959 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:19:05 HornClauseAST [2023-07-03 16:19:05,960 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 16:19:05,961 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 16:19:05,961 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 16:19:05,962 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 16:19:05,962 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:19:05" (1/1) ... [2023-07-03 16:19:05,964 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/CHC_conditional_line-queue.bpl_UID1634688608703066386.smt2 [2023-07-03 16:19:06,011 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 16:19:06,011 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 16:19:06,011 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 16:19:06,011 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 16:19:06,013 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:19:05" (1/1) ... [2023-07-03 16:19:06,014 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-07-03 16:19:06,014 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-07-03 16:19:06,014 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_17514885460676954061.smt2 [2023-07-03 16:19:06,036 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-07-03 16:19:06,036 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-07-03 16:19:06,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_17514885460676954061.smt2 (exit command is null, workingDir is null) [2023-07-03 16:19:06,048 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_17514885460676954061.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 16:38:47,152 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_17514885460676954061.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 16:38:47,154 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 [2023-07-03 16:38:48,152 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_17514885460676954061.smt2 (2)] Forcibly destroying the process [2023-07-03 16:38:48,197 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 [2023-07-03 16:38:48,297 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 16:38:48,298 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_17514885460676954061.smt2 (2)] Forceful destruction successful, exit code 137 [2023-07-03 16:38:48,299 INFO L158 Benchmark]: Toolchain (without parser) took 1280821.06ms. Allocated memory was 362.8MB in the beginning and 469.8MB in the end (delta: 107.0MB). Free memory was 320.0MB in the beginning and 433.2MB in the end (delta: -113.2MB). Peak memory consumption was 95.9MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,299 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.18ms. Allocated memory is still 362.8MB. Free memory was 321.1MB in the beginning and 320.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 16:38:48,300 INFO L158 Benchmark]: Boogie Preprocessor took 34.71ms. Allocated memory is still 362.8MB. Free memory was 319.8MB in the beginning and 317.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,300 INFO L158 Benchmark]: RCFGBuilder took 199.80ms. Allocated memory is still 362.8MB. Free memory was 317.9MB in the beginning and 308.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,301 INFO L158 Benchmark]: IcfgToChc took 98244.47ms. Allocated memory was 362.8MB in the beginning and 469.8MB in the end (delta: 107.0MB). Free memory was 308.5MB in the beginning and 350.4MB in the end (delta: -41.9MB). Peak memory consumption was 69.2MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,301 INFO L158 Benchmark]: ChcSmtPrinter took 49.39ms. Allocated memory is still 469.8MB. Free memory was 350.4MB in the beginning and 338.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,302 INFO L158 Benchmark]: ChcSolver took 1182286.50ms. Allocated memory is still 469.8MB. Free memory was 338.9MB in the beginning and 433.2MB in the end (delta: -94.3MB). Peak memory consumption was 7.4MB. Max. memory is 15.0GB. [2023-07-03 16:38:48,304 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 0.18ms. Allocated memory is still 362.8MB. Free memory was 321.1MB in the beginning and 320.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 34.71ms. Allocated memory is still 362.8MB. Free memory was 319.8MB in the beginning and 317.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 199.80ms. Allocated memory is still 362.8MB. Free memory was 317.9MB in the beginning and 308.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 98244.47ms. Allocated memory was 362.8MB in the beginning and 469.8MB in the end (delta: 107.0MB). Free memory was 308.5MB in the beginning and 350.4MB in the end (delta: -41.9MB). Peak memory consumption was 69.2MB. Max. memory is 15.0GB. * ChcSmtPrinter took 49.39ms. Allocated memory is still 469.8MB. Free memory was 350.4MB in the beginning and 338.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * ChcSolver took 1182286.50ms. Allocated memory is still 469.8MB. Free memory was 338.9MB in the beginning and 433.2MB in the end (delta: -94.3MB). Peak memory consumption was 7.4MB. 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