/usr/bin/java -Xmx22000000000 -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 --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-dd9be67-m [2023-09-13 11:41:39,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-13 11:41:39,671 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/ThreadModularVerifier.Settings.epf [2023-09-13 11:41:39,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-13 11:41:39,685 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-13 11:41:39,686 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-13 11:41:39,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-13 11:41:39,687 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-13 11:41:39,687 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-13 11:41:39,691 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-13 11:41:39,691 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-13 11:41:39,692 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-13 11:41:39,692 INFO L153 SettingsManager]: * Single-instance threads=source [2023-09-13 11:41:39,693 INFO L153 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-09-13 11:41:39,694 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-13 11:41:39,694 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-13 11:41:39,694 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-13 11:41:39,695 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-09-13 11:41:39,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-13 11:41:39,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-13 11:41:39,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-13 11:41:39,921 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-13 11:41:39,922 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-13 11:41:39,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl [2023-09-13 11:41:39,923 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl' [2023-09-13 11:41:39,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-13 11:41:39,957 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-13 11:41:39,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-13 11:41:39,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-13 11:41:39,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-13 11:41:39,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:39,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-13 11:41:39,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-13 11:41:39,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-13 11:41:39,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-13 11:41:39,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 11:41:39" (1/1) ... [2023-09-13 11:41:40,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-13 11:41:40,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 11:41:40,026 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) [2023-09-13 11:41:40,049 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 [2023-09-13 11:41:40,075 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2023-09-13 11:41:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure source [2023-09-13 11:41:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2023-09-13 11:41:40,076 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-13 11:41:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-13 11:41:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-13 11:41:40,121 INFO L236 CfgBuilder]: Building ICFG [2023-09-13 11:41:40,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-13 11:41:40,125 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 11:41:40,189 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 11:41:40,199 INFO L277 CfgBuilder]: Performing block encoding [2023-09-13 11:41:40,209 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-13 11:41:40,210 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-13 11:41:40,211 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 11:41:40 BoogieIcfgContainer [2023-09-13 11:41:40,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-13 11:41:40,212 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-13 11:41:40,212 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-13 11:41:40,213 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-13 11:41:40,214 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 11:41:40" (1/1) ... [2023-09-13 11:41:40,409 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 11:41:40,413 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:40,416 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:40,418 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-13 11:41:40,420 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:40,423 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:40,426 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-13 11:41:40,427 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 11:41:40,430 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:40,433 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:40,435 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-13 11:41:40,441 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-09-13 11:41:40,444 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:40,447 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:40,450 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:40,453 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:40,456 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:40,464 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'prev := -1;' is: true [2023-09-13 11:41:40,466 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !true;' is: true [2023-09-13 11:41:40,472 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:40,481 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:40,485 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:40,490 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 11:41:40,509 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:40,511 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:40,512 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:40,514 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:40,515 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:40,517 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-13 11:41:40,518 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 11:41:40,519 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:40,521 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:40,522 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:40,539 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;' is: true [2023-09-13 11:41:40,629 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:41:40,630 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 [2023-09-13 11:41:52,705 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 [2023-09-13 11:41:52,737 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)) [2023-09-13 11:41:52,770 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 [2023-09-13 11:41:52,900 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)) [2023-09-13 11:41:52,902 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;prev := value;' is: true [2023-09-13 11:41:52,904 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:52,905 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))) [2023-09-13 11:41:52,907 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'prev := -1;' is: true [2023-09-13 11:41:52,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume !true;' is: true [2023-09-13 11:41:52,909 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 [2023-09-13 11:41:52,911 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:52,912 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'read_ptr := 0;' is: true [2023-09-13 11:41:52,913 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))) [2023-09-13 11:41:52,915 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 11:41:52,916 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:52,917 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:52,918 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:52,920 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:52,921 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:52,922 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-13 11:41:52,923 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 11:41:52,925 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:52,928 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:52,929 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:52,935 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;' is: true [2023-09-13 11:41:52,939 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 [2023-09-13 11:41:52,974 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 [2023-09-13 11:41:53,012 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:41:53,012 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 [2023-09-13 11:41:53,021 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)) [2023-09-13 11:41:53,023 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,024 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,026 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 [2023-09-13 11:41:53,027 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'prev := -1;' is: true [2023-09-13 11:41:53,028 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume !true;' is: true [2023-09-13 11:41:53,053 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:41:53,053 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 [2023-09-13 11:41:53,065 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)) [2023-09-13 11:41:53,067 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,069 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,071 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-09-13 11:41:53,073 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,076 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,077 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,079 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,080 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'prev := -1;' is: true [2023-09-13 11:41:53,081 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !true;' is: true [2023-09-13 11:41:53,083 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,084 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,086 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,089 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 11:41:53,090 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,091 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,092 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,093 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,094 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,095 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-13 11:41:53,096 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 11:41:53,097 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,098 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,099 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,100 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 11:41:53,101 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,102 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 11:41:53,102 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-09-13 11:41:53,104 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,105 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,120 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-13 11:41:53,122 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,123 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'prev := -1;' is: true [2023-09-13 11:41:53,130 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-13 11:41:53,132 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,155 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'id := ctr;ctr := ctr + 1;' is: false [2023-09-13 11:41:53,156 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,158 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-13 11:41:53,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,160 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-13 11:41:53,162 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := 0;' is: true [2023-09-13 11:41:53,163 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,165 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-13 11:41:53,177 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,178 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,179 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,180 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,181 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,182 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'prev := -1;' is: true [2023-09-13 11:41:53,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-13 11:41:53,184 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,187 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,188 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-13 11:41:53,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-13 11:41:53,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := 0;' is: true [2023-09-13 11:41:53,192 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,202 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-13 11:41:53,203 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,204 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,205 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,206 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,208 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,209 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'prev := -1;' is: true [2023-09-13 11:41:53,210 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-13 11:41:53,211 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,212 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,213 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,214 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-13 11:41:53,215 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,216 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-13 11:41:53,217 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := 0;' is: true [2023-09-13 11:41:53,219 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,220 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 11:41:53,228 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,229 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,230 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,230 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,231 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,232 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-13 11:41:53,232 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 11:41:53,233 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,234 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,234 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,235 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 11:41:53,236 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,237 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 11:41:53,237 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := 0;' is: true [2023-09-13 11:41:53,238 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,239 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,246 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-13 11:41:53,248 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 [2023-09-13 11:41:53,249 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 [2023-09-13 11:41:53,251 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,252 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,253 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,254 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'prev := -1;' is: true [2023-09-13 11:41:53,255 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-13 11:41:53,256 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,258 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,259 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,260 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-13 11:41:53,261 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 [2023-09-13 11:41:53,262 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-13 11:41:53,263 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := 0;' is: true [2023-09-13 11:41:53,264 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,266 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 [2023-09-13 11:41:53,273 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 11:41:53,274 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,275 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,276 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,277 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,278 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,279 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-13 11:41:53,279 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 11:41:53,280 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,281 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,282 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,283 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 11:41:53,284 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,284 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 11:41:53,285 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-09-13 11:41:53,286 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,287 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,295 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-13 11:41:53,296 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 [2023-09-13 11:41:53,297 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)) [2023-09-13 11:41:53,300 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,301 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,303 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,304 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'prev := -1;' is: true [2023-09-13 11:41:53,304 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-13 11:41:53,306 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,307 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,308 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,309 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-13 11:41:53,310 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))) [2023-09-13 11:41:53,311 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-13 11:41:53,312 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := 0;' is: true [2023-09-13 11:41:53,314 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,315 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 [2023-09-13 11:41:53,316 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)) [2023-09-13 11:41:53,316 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))) [2023-09-13 11:41:53,317 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)) [2023-09-13 11:41:53,318 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)) [2023-09-13 11:41:53,319 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))) [2023-09-13 11:41:53,320 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)) [2023-09-13 11:41:53,328 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)) [2023-09-13 11:41:53,329 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))) [2023-09-13 11:41:53,330 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)) [2023-09-13 11:41:53,331 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)) [2023-09-13 11:41:53,332 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))) [2023-09-13 11:41:53,333 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-13 11:41:53,335 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,336 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,337 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,338 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,340 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,341 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'prev := -1;' is: true [2023-09-13 11:41:53,342 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-13 11:41:53,343 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,344 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,346 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,347 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-13 11:41:53,348 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,349 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-13 11:41:53,350 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := 0;' is: true [2023-09-13 11:41:53,351 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,352 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,362 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-13 11:41:53,363 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 11:41:53,364 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 11:41:53,365 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;prev := value;' is: true [2023-09-13 11:41:53,367 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:41:53,368 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 11:41:53,370 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'prev := -1;' is: true [2023-09-13 11:41:53,370 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-13 11:41:53,371 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 11:41:53,372 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:41:53,373 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := 0;' is: true [2023-09-13 11:41:53,375 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-13 11:41:53,376 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 11:41:53,376 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-13 11:41:53,377 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := 0;' is: true [2023-09-13 11:41:53,379 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := idx + 1;' is: true [2023-09-13 11:41:53,380 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 11:41:53,388 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-13 11:41:53,412 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:41:53,412 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 [2023-09-13 11:42:17,502 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 [2023-09-13 11:42:29,600 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)) [2023-09-13 11:42:29,601 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)) [2023-09-13 11:42:29,602 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;prev := value;' is: true [2023-09-13 11:42:29,603 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:42:29,604 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)) [2023-09-13 11:42:29,606 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'prev := -1;' is: true [2023-09-13 11:42:29,606 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-13 11:42:29,607 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 [2023-09-13 11:42:29,609 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:42:29,609 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'read_ptr := 0;' is: true [2023-09-13 11:42:29,610 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-13 11:42:29,635 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 [2023-09-13 11:42:29,697 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)) [2023-09-13 11:42:29,698 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-13 11:42:29,699 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := 0;' is: true [2023-09-13 11:42:29,700 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := idx + 1;' is: true [2023-09-13 11:42:29,728 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 [2023-09-13 11:42:29,761 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:42:29,762 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 [2023-09-13 11:42:29,777 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)) [2023-09-13 11:42:29,778 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)) [2023-09-13 11:42:29,778 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)) [2023-09-13 11:42:29,779 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)) [2023-09-13 11:42:29,779 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)) [2023-09-13 11:42:29,780 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)) [2023-09-13 11:42:29,780 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)) [2023-09-13 11:42:29,781 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)) [2023-09-13 11:42:29,782 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)) [2023-09-13 11:42:29,782 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)) [2023-09-13 11:42:29,782 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)) [2023-09-13 11:42:29,783 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)) [2023-09-13 11:42:29,783 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)) [2023-09-13 11:42:29,784 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)) [2023-09-13 11:42:29,784 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)) [2023-09-13 11:42:29,786 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-13 11:42:29,788 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 [2023-09-13 11:42:29,825 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:42:29,826 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 [2023-09-13 11:42:53,932 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 [2023-09-13 11:43:06,060 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)) [2023-09-13 11:43:06,061 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;prev := value;' is: true [2023-09-13 11:43:06,064 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 11:43:06,067 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 [2023-09-13 11:43:06,068 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'prev := -1;' is: true [2023-09-13 11:43:06,069 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-13 11:43:06,125 INFO L322 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-09-13 11:43:06,126 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 [2023-09-13 11:43:06,224 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)) [2023-09-13 11:43:06,226 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 11:43:06,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'read_ptr := 0;' is: true [2023-09-13 11:43:06,228 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-13 11:43:06,290 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 11:43:06,291 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 [2023-09-13 11:43:18,331 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 [2023-09-13 11:43:18,356 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)) [2023-09-13 11:43:18,357 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-13 11:43:18,358 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := 0;' is: true [2023-09-13 11:43:18,359 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := idx + 1;' is: true [2023-09-13 11:43:18,361 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 [2023-09-13 11:43:18,412 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:43:18 HornClauseAST [2023-09-13 11:43:18,412 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-13 11:43:18,413 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-13 11:43:18,413 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-13 11:43:18,413 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-13 11:43:18,414 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:43:18" (1/1) ... [2023-09-13 11:43:18,415 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/CHC_conditional_line-queue.bpl_UID4511392986382809073.smt2 [2023-09-13 11:43:18,468 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-13 11:43:18,469 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-13 11:43:18,469 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-13 11:43:18,469 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-13 11:43:18,470 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 11:43:18" (1/1) ... [2023-09-13 11:43:18,471 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-09-13 11:43:18,471 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-09-13 11:43:18,471 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_5657347413634375898.smt2 [2023-09-13 11:43:18,503 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-09-13 11:43:18,503 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-09-13 11:43:18,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_5657347413634375898.smt2 (exit command is null, workingDir is null) [2023-09-13 11:43:18,512 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5657347413634375898.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-09-13 12:45:04,266 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5657347413634375898.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-13 12:45:04,266 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 [2023-09-13 12:45:05,267 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5657347413634375898.smt2 (2)] Forcibly destroying the process [2023-09-13 12:45:05,325 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 [2023-09-13 12:45:05,426 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-09-13 12:45:05,428 INFO L158 Benchmark]: Toolchain (without parser) took 3805471.30ms. Allocated memory is still 469.8MB. Free memory was 423.2MB in the beginning and 339.7MB in the end (delta: 83.5MB). Peak memory consumption was 87.3MB. Max. memory is 22.0GB. [2023-09-13 12:45:05,428 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 469.8MB. Free memory is still 424.3MB. There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 12:45:05,429 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_5657347413634375898.smt2 (2)] Forceful destruction successful, exit code 137 [2023-09-13 12:45:05,433 INFO L158 Benchmark]: Boogie Preprocessor took 34.26ms. Allocated memory is still 469.8MB. Free memory was 423.2MB in the beginning and 421.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 12:45:05,433 INFO L158 Benchmark]: RCFGBuilder took 218.14ms. Allocated memory is still 469.8MB. Free memory was 420.9MB in the beginning and 411.1MB in the end (delta: 9.8MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. [2023-09-13 12:45:05,434 INFO L158 Benchmark]: IcfgToChc took 98199.96ms. Allocated memory is still 469.8MB. Free memory was 411.1MB in the beginning and 366.9MB in the end (delta: 44.2MB). Peak memory consumption was 70.5MB. Max. memory is 22.0GB. [2023-09-13 12:45:05,434 INFO L158 Benchmark]: ChcSmtPrinter took 55.52ms. Allocated memory is still 469.8MB. Free memory was 366.9MB in the beginning and 351.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2023-09-13 12:45:05,434 INFO L158 Benchmark]: ChcSolver took 3706958.62ms. Allocated memory is still 469.8MB. Free memory was 351.5MB in the beginning and 339.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. [2023-09-13 12:45:05,437 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 0.17ms. Allocated memory is still 469.8MB. Free memory is still 424.3MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 34.26ms. Allocated memory is still 469.8MB. Free memory was 423.2MB in the beginning and 421.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 218.14ms. Allocated memory is still 469.8MB. Free memory was 420.9MB in the beginning and 411.1MB in the end (delta: 9.8MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. * IcfgToChc took 98199.96ms. Allocated memory is still 469.8MB. Free memory was 411.1MB in the beginning and 366.9MB in the end (delta: 44.2MB). Peak memory consumption was 70.5MB. Max. memory is 22.0GB. * ChcSmtPrinter took 55.52ms. Allocated memory is still 469.8MB. Free memory was 366.9MB in the beginning and 351.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSolver took 3706958.62ms. Allocated memory is still 469.8MB. Free memory was 351.5MB in the beginning and 339.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. * 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