/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 --icfgtochc.use.symmetry.clauses true --chcsolver.chc.solver.backend GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-12 11:50:21,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 11:50:21,533 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/ThreadModularVerifier.Settings.epf [2023-09-12 11:50:21,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 11:50:21,542 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 11:50:21,542 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 11:50:21,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 11:50:21,543 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 11:50:21,543 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 11:50:21,544 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 11:50:21,544 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 11:50:21,544 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-12 11:50:21,545 INFO L153 SettingsManager]: * Single-instance threads=source [2023-09-12 11:50:21,547 INFO L153 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-09-12 11:50:21,548 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 11:50:21,548 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 11:50:21,548 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 11:50:21,549 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-09-12 11:50:21,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 11:50:21,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 11:50:21,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 11:50:21,804 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 11:50:21,807 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 11:50:21,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl [2023-09-12 11:50:21,809 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl' [2023-09-12 11:50:21,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 11:50:21,844 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 11:50:21,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 11:50:21,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 11:50:21,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 11:50:21,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,875 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 11:50:21,880 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 11:50:21,880 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 11:50:21,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 11:50:21,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:50:21" (1/1) ... [2023-09-12 11:50:21,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 11:50:21,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 11:50:21,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-12 11:50:21,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-12 11:50:21,962 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2023-09-12 11:50:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure source [2023-09-12 11:50:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2023-09-12 11:50:21,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-12 11:50:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-12 11:50:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-12 11:50:22,003 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 11:50:22,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 11:50:22,007 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 11:50:22,083 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 11:50:22,091 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 11:50:22,100 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-12 11:50:22,101 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-12 11:50:22,102 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:50:22 BoogieIcfgContainer [2023-09-12 11:50:22,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 11:50:22,103 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 11:50:22,103 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 11:50:22,104 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 11:50:22,105 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:50:22" (1/1) ... [2023-09-12 11:50:22,344 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 11:50:22,346 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:22,348 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:22,350 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-12 11:50:22,353 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:22,355 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:22,357 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-12 11:50:22,364 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-12 11:50:22,366 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:22,372 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:22,376 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-12 11:50:22,386 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-09-12 11:50:22,393 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:22,399 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:22,405 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:22,415 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:22,418 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:22,421 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'prev := -1;' is: true [2023-09-12 11:50:22,422 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !true;' is: true [2023-09-12 11:50:22,435 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:22,443 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:22,449 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:22,456 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-12 11:50:22,458 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:22,459 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:22,460 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:22,462 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:22,463 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:22,464 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-12 11:50:22,465 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-12 11:50:22,466 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:22,467 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:22,468 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:22,474 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;' is: true [2023-09-12 11:50:22,551 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:50:22,552 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 [2023-09-12 11:50:34,609 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 [2023-09-12 11:50:34,634 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)) [2023-09-12 11:50:34,652 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 [2023-09-12 11:50:34,741 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)) [2023-09-12 11:50:34,743 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,745 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,746 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))) [2023-09-12 11:50:34,747 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'prev := -1;' is: true [2023-09-12 11:50:34,748 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume !true;' is: true [2023-09-12 11:50:34,750 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 [2023-09-12 11:50:34,751 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,753 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,754 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))) [2023-09-12 11:50:34,756 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:34,757 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:34,758 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:34,759 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,760 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,761 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:34,762 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-12 11:50:34,763 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-12 11:50:34,764 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:34,765 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,766 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,769 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;' is: true [2023-09-12 11:50:34,771 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 [2023-09-12 11:50:34,788 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 [2023-09-12 11:50:34,812 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:50:34,813 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 [2023-09-12 11:50:34,820 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)) [2023-09-12 11:50:34,822 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,823 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,825 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 [2023-09-12 11:50:34,826 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'prev := -1;' is: true [2023-09-12 11:50:34,827 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume !true;' is: true [2023-09-12 11:50:34,850 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:50:34,850 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 [2023-09-12 11:50:34,860 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)) [2023-09-12 11:50:34,862 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,863 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,866 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-09-12 11:50:34,867 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:34,869 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:34,870 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,872 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,873 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:34,875 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'prev := -1;' is: true [2023-09-12 11:50:34,875 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !true;' is: true [2023-09-12 11:50:34,877 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:34,878 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,880 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,882 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 11:50:34,883 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:34,884 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:34,885 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,886 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,887 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:34,888 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-12 11:50:34,889 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-12 11:50:34,890 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:34,891 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,892 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,893 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-12 11:50:34,894 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:34,895 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-12 11:50:34,896 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-09-12 11:50:34,897 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-09-12 11:50:34,898 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:34,913 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-12 11:50:34,916 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:34,918 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:34,919 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,921 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,923 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:34,926 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'prev := -1;' is: true [2023-09-12 11:50:34,927 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-12 11:50:34,930 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:34,959 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'id := ctr;ctr := ctr + 1;' is: false [2023-09-12 11:50:34,961 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:34,962 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-12 11:50:34,964 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:34,967 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-12 11:50:34,968 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := 0;' is: true [2023-09-12 11:50:34,970 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:34,972 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:34,978 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-12 11:50:34,980 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:34,982 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:34,984 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:34,985 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:34,986 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:34,988 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'prev := -1;' is: true [2023-09-12 11:50:34,989 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-12 11:50:34,990 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:34,993 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:34,994 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,002 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-12 11:50:35,004 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,005 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-12 11:50:35,006 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := 0;' is: true [2023-09-12 11:50:35,007 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,011 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,020 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-12 11:50:35,021 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:35,022 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:35,024 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,025 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,026 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,027 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'prev := -1;' is: true [2023-09-12 11:50:35,028 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-12 11:50:35,029 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,031 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,032 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,033 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-12 11:50:35,034 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,035 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-12 11:50:35,036 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := 0;' is: true [2023-09-12 11:50:35,037 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,039 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,043 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-12 11:50:35,044 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:35,045 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:35,045 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,046 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,047 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,050 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-12 11:50:35,051 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-12 11:50:35,052 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,053 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,053 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,054 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-12 11:50:35,055 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,056 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-12 11:50:35,056 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := 0;' is: true [2023-09-12 11:50:35,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,059 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,068 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-12 11:50:35,070 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 [2023-09-12 11:50:35,071 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 [2023-09-12 11:50:35,072 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,075 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,077 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'prev := -1;' is: true [2023-09-12 11:50:35,078 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-12 11:50:35,079 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,081 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,082 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,084 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-12 11:50:35,087 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 [2023-09-12 11:50:35,088 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-12 11:50:35,089 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := 0;' is: true [2023-09-12 11:50:35,091 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,093 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 [2023-09-12 11:50:35,097 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:35,098 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:35,103 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:35,103 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,104 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,105 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,106 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-12 11:50:35,108 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-12 11:50:35,109 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,110 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,111 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,112 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-12 11:50:35,112 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-12 11:50:35,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-09-12 11:50:35,118 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,119 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-12 11:50:35,129 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 [2023-09-12 11:50:35,130 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)) [2023-09-12 11:50:35,131 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,134 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'prev := -1;' is: true [2023-09-12 11:50:35,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-12 11:50:35,137 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,138 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,139 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,140 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-12 11:50:35,141 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))) [2023-09-12 11:50:35,142 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-12 11:50:35,143 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := 0;' is: true [2023-09-12 11:50:35,144 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,145 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 [2023-09-12 11:50:35,147 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)) [2023-09-12 11:50:35,148 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)) [2023-09-12 11:50:35,149 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))) [2023-09-12 11:50:35,151 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-12 11:50:35,152 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:35,153 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:35,154 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,155 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'prev := -1;' is: true [2023-09-12 11:50:35,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-12 11:50:35,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,161 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,162 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,163 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-12 11:50:35,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,176 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-12 11:50:35,177 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := 0;' is: true [2023-09-12 11:50:35,178 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,179 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-12 11:50:35,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-12 11:50:35,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-12 11:50:35,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;prev := value;' is: true [2023-09-12 11:50:35,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:50:35,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-12 11:50:35,191 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'prev := -1;' is: true [2023-09-12 11:50:35,192 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-12 11:50:35,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-12 11:50:35,194 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:50:35,195 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := 0;' is: true [2023-09-12 11:50:35,196 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-12 11:50:35,198 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-12 11:50:35,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-12 11:50:35,200 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := 0;' is: true [2023-09-12 11:50:35,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := idx + 1;' is: true [2023-09-12 11:50:35,202 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-12 11:50:35,206 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-12 11:50:35,233 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:50:35,234 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 [2023-09-12 11:50:59,286 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 [2023-09-12 11:51:11,325 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)) [2023-09-12 11:51:11,327 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)) [2023-09-12 11:51:11,328 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;prev := value;' is: true [2023-09-12 11:51:11,329 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:51:11,330 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)) [2023-09-12 11:51:11,331 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'prev := -1;' is: true [2023-09-12 11:51:11,332 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-12 11:51:11,333 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 [2023-09-12 11:51:11,334 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:51:11,335 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := 0;' is: true [2023-09-12 11:51:11,336 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-12 11:51:11,353 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 [2023-09-12 11:51:11,396 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)) [2023-09-12 11:51:11,397 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-12 11:51:11,398 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := 0;' is: true [2023-09-12 11:51:11,399 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := idx + 1;' is: true [2023-09-12 11:51:11,415 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 [2023-09-12 11:51:11,437 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:51:11,438 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 [2023-09-12 11:51:11,446 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)) [2023-09-12 11:51:11,447 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)) [2023-09-12 11:51:11,447 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)) [2023-09-12 11:51:11,448 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)) [2023-09-12 11:51:11,448 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)) [2023-09-12 11:51:11,450 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-12 11:51:11,452 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 [2023-09-12 11:51:11,474 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:51:11,474 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 [2023-09-12 11:51:35,519 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 [2023-09-12 11:51:47,634 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)) [2023-09-12 11:51:47,636 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;prev := value;' is: true [2023-09-12 11:51:47,637 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-12 11:51:47,638 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 [2023-09-12 11:51:47,639 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'prev := -1;' is: true [2023-09-12 11:51:47,640 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-12 11:51:47,687 INFO L322 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-09-12 11:51:47,688 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 [2023-09-12 11:51:47,758 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)) [2023-09-12 11:51:47,760 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-12 11:51:47,761 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := 0;' is: true [2023-09-12 11:51:47,762 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-12 11:51:47,810 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-12 11:51:47,810 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 [2023-09-12 11:51:59,860 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 [2023-09-12 11:51:59,883 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)) [2023-09-12 11:51:59,884 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-12 11:51:59,885 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := 0;' is: true [2023-09-12 11:51:59,888 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := idx + 1;' is: true [2023-09-12 11:51:59,890 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 [2023-09-12 11:51:59,937 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:51:59 HornClauseAST [2023-09-12 11:51:59,937 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-12 11:51:59,938 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-12 11:51:59,938 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-12 11:51:59,938 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-12 11:51:59,939 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:51:59" (1/1) ... [2023-09-12 11:51:59,940 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/CHC_conditional_line-queue.bpl_UID8968624685892385069.smt2 [2023-09-12 11:51:59,973 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-12 11:51:59,975 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-12 11:51:59,975 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-12 11:51:59,975 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-12 11:51:59,976 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:51:59" (1/1) ... [2023-09-12 11:51:59,977 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_4513327885857520611.smt2 [2023-09-12 11:51:59,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-09-12 11:52:00,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (exit command is null, workingDir is null) [2023-09-12 11:52:00,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (2)] Waiting until timeout for monitored process [2023-09-12 11:52:00,004 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (2) without exit command) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:108) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:80) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 17 more [2023-09-12 11:52:00,007 INFO L158 Benchmark]: Toolchain (without parser) took 98162.70ms. Allocated memory was 385.9MB in the beginning and 463.5MB in the end (delta: 77.6MB). Free memory was 341.8MB in the beginning and 351.1MB in the end (delta: -9.3MB). Peak memory consumption was 71.6MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,007 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 385.9MB. Free memory is still 342.9MB. There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 11:52:00,008 INFO L158 Benchmark]: Boogie Preprocessor took 32.32ms. Allocated memory is still 385.9MB. Free memory was 341.8MB in the beginning and 339.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,008 INFO L158 Benchmark]: RCFGBuilder took 223.12ms. Allocated memory is still 385.9MB. Free memory was 339.6MB in the beginning and 330.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,008 INFO L158 Benchmark]: IcfgToChc took 97833.76ms. Allocated memory was 385.9MB in the beginning and 463.5MB in the end (delta: 77.6MB). Free memory was 330.1MB in the beginning and 363.4MB in the end (delta: -33.3MB). Peak memory consumption was 67.0MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,009 INFO L158 Benchmark]: ChcSmtPrinter took 36.09ms. Allocated memory is still 463.5MB. Free memory was 363.4MB in the beginning and 355.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,009 INFO L158 Benchmark]: ChcSolver took 31.67ms. Allocated memory is still 463.5MB. Free memory was 355.0MB in the beginning and 351.1MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:52:00,011 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-09-12 11:52:00,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (2)] Ended with exit code 139 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15ms. Allocated memory is still 385.9MB. Free memory is still 342.9MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 32.32ms. Allocated memory is still 385.9MB. Free memory was 341.8MB in the beginning and 339.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 223.12ms. Allocated memory is still 385.9MB. Free memory was 339.6MB in the beginning and 330.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 97833.76ms. Allocated memory was 385.9MB in the beginning and 463.5MB in the end (delta: 77.6MB). Free memory was 330.1MB in the beginning and 363.4MB in the end (delta: -33.3MB). Peak memory consumption was 67.0MB. Max. memory is 15.0GB. * ChcSmtPrinter took 36.09ms. Allocated memory is still 463.5MB. Free memory was 363.4MB in the beginning and 355.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * ChcSolver took 31.67ms. Allocated memory is still 463.5MB. Free memory was 355.0MB in the beginning and 351.1MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (2) without exit command) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_4513327885857520611.smt2 (2) without exit command) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-09-12 11:52:00,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...